URL_ITEM_WOOD

        “https://www.buildbuddy.co.uk/product/metpost-75mmx75mm-post-support-bolt-down-system-2/1366”,

        “https://www.buildbuddy.co.uk/product/metpost-100mmx100mmx750mm-post-support-system-2/1351”,

        “https://www.buildbuddy.co.uk/product/metpost-75mmx75mmx750mm-post-support-wedge-grip/1762”,

        “https://www.buildbuddy.co.uk/product/metpost-75mmx75mm-post-support-concrete-in-wedge-grip/1815”,

        “https://www.buildbuddy.co.uk/product/arris-rail-bracket-12/4179”

URL_ITEM_PLASTER

        “https://www.buildbuddy.co.uk/product/simpson-strong-tie-thin-coat-angle-bead-3mx25mm/1666”,

        “https://www.buildbuddy.co.uk/product/195mm-speed-pro-gypframe-gypliner-brackets-gl2-box-of-100/2966”,

        “https://www.buildbuddy.co.uk/product/simpson-strong-tie-angle-bead-pvc-u-angle-bead-white-15mmx3m/444”,

        “https://www.buildbuddy.co.uk/product/thistle-thin-coat-angle-bead-2400x30mm/47581”,

        “https://www.buildbuddy.co.uk/product/speed-pro-thin-coat-angle-bead-galvanised-3000mm-553/2885”,

        “https://www.buildbuddy.co.uk/product/12-5mm-aluminium-aa-r12-reveal-trim-white-3000mm/7804”

URL_COVER_TIMBER

    “https://www.buildbuddy.co.uk/product/dulux-trade-wood-primer-2-5l-white/4906”,

    “https://www.buildbuddy.co.uk/product/dulux-trade-satinwood-paint-pure-brilliant-white-1ltr/1251”,

    “https://www.buildbuddy.co.uk/product/sadolin-classic-wood-protection-jacobean-walnut-1-litre/4837”,

    “https://www.buildbuddy.co.uk/product/sadolin-classic-wood-protection-mahogany-1-litre/4840”,

    “https://www.buildbuddy.co.uk/product/sadolin-superdec-satin-opaque-wood-protection-2-5l-black/4203”,

    “https://www.buildbuddy.co.uk/product/sadolin-extra-durable-woodstain-light-oak-1l-5028574/12998”,

    “https://www.buildbuddy.co.uk/product/sadolin-extra-durable-woodstain-ebony-2-5l/13193”,

    “https://www.buildbuddy.co.uk/product/sadolin-superdec-satin-opaque-wood-protection-5-litres-black/50392”

AREA_COVER_TIMBER

    13,

    17,

    15,

    12,

    10,

    15,

    15,

    15

URL_COVER_METAL

    “https://www.buildbuddy.co.uk/product/dulux-trade-metalsheild-zinc-phosphate-primer-1l/47416”,

    “https://www.buildbuddy.co.uk/product/hammerite-metal-paint-direct-to-rust-smooth-gold-750ml/6091”,

    “https://www.buildbuddy.co.uk/product/hammerite-metal-paint-direct-to-rust-smooth-dark-green-750ml/6092”,

    “https://www.buildbuddy.co.uk/product/hammerite-metal-paint-direct-to-rust-smooth-red-750ml/6095”,

    “https://www.buildbuddy.co.uk/product/hammerite-metal-paint-direct-to-rust-hammered-silver-750ml/6100”,

    “https://www.buildbuddy.co.uk/product/hammerite-metal-paint-direct-to-rust-smooth-dark-green-2-5ltr/5126”,

    “https://www.buildbuddy.co.uk/product/hammerite-metal-paint-direct-to-rust-hammered-black-5ltr/5135”,

    “https://www.buildbuddy.co.uk/product/hammerite-metal-paint-direct-to-rust-smooth-red-250ml/5131”

AREA_METAL

    13,

    3.75,

    3.75,

    3.75,

    3.75,

    3.75,

    25,

    1.25

URL_COVER_PAINT

    “https://www.buildbuddy.co.uk/product/dulux-trade-vinyl-matt-paint-white-10ltr/851”,

    “https://www.buildbuddy.co.uk/product/dulux-trade-vinyl-matt-paint-pure-brilliant-white-2-5ltr/994”,

    “https://www.buildbuddy.co.uk/product/dulux-trade-high-gloss-paint-black-1ltr/940”,

    “https://www.buildbuddy.co.uk/product/dulux-trade-weathershield-exterior-high-gloss-paint-pure-brilliant-white-2-5ltr/1010”,

    “https://www.buildbuddy.co.uk/product/dulux-easycare-bathroom-soft-sheen-paint-pure-brilliant-white-2-5ltr/5028”

AREA_PAINTS

    17,

    42.5,

    12,

    45,

    32.5

URL_COVER_BLOCKS

    “https://www.buildbuddy.co.uk/product/blackfriar-brick-tile-paint-1-litre-red/14874”,

    “https://www.buildbuddy.co.uk/product/ronseal-one-coat-tile-paint-satin-white-750ml-1/46799”,

    “https://www.buildbuddy.co.uk/product/dulux-trade-weathershield-smooth-masonry-paint-5l-black/14895”,

    “https://www.buildbuddy.co.uk/product/dulux-trade-weathershield-smooth-masonry-paint-5l-gardenia/14902”

AREA_COVER_BLOCKS

    14,

    6,

    80,

    80

URL_ITEM_GROUND

        “https://www.buildbuddy.co.uk/product/110mm-floplast-soil-vent-terminal-black/8439”,

        “https://www.buildbuddy.co.uk/product/110mm-floplast-solvent-soil-short-access-pipe-double-socket-black/8469”,

        “https://www.buildbuddy.co.uk/product/flexseal-121mm-136mm-110mm-121mm-flexible-adaptor-coupling/887”,

        “https://www.buildbuddy.co.uk/product/flexseal-180mm-200mm-160mm-180mm-flexible-adaptor-coupling/944”,

        “https://www.buildbuddy.co.uk/product/flexseal-80mm-95mm-flexible-drain-coupling/3631”,

        “https://www.buildbuddy.co.uk/product/flexseal-drain-coupling-150mm-165mm/3638”,

        “https://www.buildbuddy.co.uk/product/osmasoil-4s300b-110mm-weathering-collar-black/13008”,

        “https://www.buildbuddy.co.uk/product/osma-roundline-0t003-gutter-angle-90-112mm-brown/13037”,

        “https://www.buildbuddy.co.uk/product/osma-roundline-0t005-gutter-jointing-bracket-112mm-brown/13618”,

        “https://www.buildbuddy.co.uk/product/wavin-osma-roundline-stopend-outlet-112mm-black-0t007b/13907”,

        “https://www.buildbuddy.co.uk/product/osmadrain-double-socket-equal-junction-45-160mm-6d213/13953”,

        “https://www.buildbuddy.co.uk/product/110mm-floplast-soil-92-5-87-5-bend-double-socket-black/8473”,

        “https://www.buildbuddy.co.uk/product/floplast-110mm-underground-87-5-double-socket-rest-bend/50571”,

        “https://www.buildbuddy.co.uk/product/floplast-110mm-underground-45-triple-socket-junction/50570”,

        “https://www.buildbuddy.co.uk/product/110mm-floplast-soil-access-pipe-single-socket-black/8430”,

        “https://www.buildbuddy.co.uk/product/rothenberger-universal-5-in-1-stopcock-key-34/3640”,

        “https://www.buildbuddy.co.uk/product/flexseal-48mm-40mm-40mm-32mm-flexible-adaptor-coupling/3628”,

        “https://www.buildbuddy.co.uk/product/floplast-brown-high-capacity-gutter-fascia-bracket-rkh1-br/8574”,

        “https://www.buildbuddy.co.uk/product/112mm-floplast-half-round-gutter-fascia-bracket-black/8551”,

        “https://www.buildbuddy.co.uk/product/110mm-floplast-solvent-soil-92-5-87-5-branch-triple-socket-grey/8475”,

        “https://www.buildbuddy.co.uk/product/floplast-cast-iron-style-half-round-gutter-outlets-running-outlet-stop-end-ro2-ci/9012”,

        “https://www.buildbuddy.co.uk/product/floplast-white-high-capacity-gutter-stop-ends-external-reh1-w/9824”,

        “https://www.buildbuddy.co.uk/product/floplast-anthracite-grey-ogee-gutter-running-outlet-multi-ron1-a/10184”

URL_ITEM_ROOFING

        “https://www.buildbuddy.co.uk/product/osma-roundline-hopper-head-68mm-black/4568”,

        “https://www.buildbuddy.co.uk/product/osma-squareline-pipe-shoe-bracket-116x108x66mm-black/4899”,

        “https://www.buildbuddy.co.uk/product/hepworth-chimney-pot-cannon-head-red-450mm-ym13r/13906”,

        “https://www.buildbuddy.co.uk/product/hepworth-chimney-pot-cannon-head-red-300mm-ym11r/13912”,

        “https://www.buildbuddy.co.uk/product/hepworth-terracotta-ventilation-terminal-flue-vent-red-180mm/13549”,

        “https://www.buildbuddy.co.uk/product/velux-centre-pivot-roof-window-white-painted-114x118cm-ggl-sk06-2070/2105”,

        “https://www.buildbuddy.co.uk/product/velux-centre-pivot-roof-window-white-painted-134x98cm-ggl-uk04-2070/2118”,

        “https://www.buildbuddy.co.uk/product/velux-centre-pivot-conservation-window-flashing-for-slate-55×118/4293”,

        “https://www.buildbuddy.co.uk/product/9×3-plastic-air-brick-black/3413”,

        “https://www.buildbuddy.co.uk/product/24-redbank-roll-top-chimney-pot-terracotta-red/3403”,

        “https://www.buildbuddy.co.uk/product/190mm-redbank-bonnet-insert-terracotta-red/3408”,

        “https://www.buildbuddy.co.uk/product/flexi-collar-for-homelux-waterproofing-system/3722”,

        “https://www.buildbuddy.co.uk/product/velux-curved-glass-top-cover-clear-100x150cm-clear/4320”,

        “https://www.buildbuddy.co.uk/product/velux-ztr-0k14-0062-rigid-extension-for-sun-tunnel-600mm-for-14/4392”,

        “https://www.buildbuddy.co.uk/product/polypipe-round-rainwater-drainage-downpipe-access-68mm-dia-white/47671”

URL_ITEM_CONCRETE

        “https://www.buildbuddy.co.uk/product/354050mm-concrete-spacer-single/8067”,

        “https://www.buildbuddy.co.uk/product/zig-zag-plastic-chair-2000mmx40mm-pchz40-pack-of-80/9464”,

        “https://www.buildbuddy.co.uk/product/flat-base-clip-on-40mm-50mm6mm-12mm-fb40503-pack-of-200/9637”,

        “https://www.buildbuddy.co.uk/product/rebar-identification-end-caps-orange-16mm-32mm-rsec163-pack-of-250/9707”,

        “https://www.buildbuddy.co.uk/product/triple-cover-concrete-spacer-35mm-40mm-50mm-c354050-pack-of-200/9769”,

        “https://www.buildbuddy.co.uk/product/mbt-rebar-couplers-10mm/8758”,

        “https://www.buildbuddy.co.uk/product/mbt-rebar-couplers-12mm/8774”,

        “https://www.buildbuddy.co.uk/product/mbt-rebar-couplers-16mm/8786”

URL_ITEM_blocks

        “https://www.buildbuddy.co.uk/product/angle-bracket-30x30x15mm/51006”,

        “https://www.buildbuddy.co.uk/product/simpson-strong-tie-efixr753c50-adjustable-angle-bracket/51055”,

        “https://www.buildbuddy.co.uk/product/timloc-cavity-wall-weep-vent-100x65x10mm-clear/46976”,

        “https://www.buildbuddy.co.uk/product/simpson-strong-tie-long-leg-joist-hanger-91mm/15004”,

        “https://www.buildbuddy.co.uk/product/47mmx125mm-speed-pro-masonry-joist-hanger-galvanised-pack-of-30/7962”,

        “https://www.buildbuddy.co.uk/product/100mmx200mm-speed-pro-masonry-joist-hanger-galvanised-pack-of-15/7972”,

        “https://www.buildbuddy.co.uk/product/600mm-speed-pro-heavy-duty-restraint-strap-bent-at-150mm-galvanised-4mmx27-5mm/3158”,

        “https://www.buildbuddy.co.uk/product/75mmx150mm-speed-pro-masonry-joist-hanger-galvanised-pack-of-25/3058”,

        “https://www.buildbuddy.co.uk/product/simpson-joist-hanger-masonry-jhm225-215x47mm-jhm22547/1268”,

        “https://www.buildbuddy.co.uk/product/90mmx90mmx63mm-speed-pro-angle-bracket-galvanised/3189”,

        “https://www.buildbuddy.co.uk/product/visqueen-rigid-top-hat-unit-110mm-black/15959”,

        “https://www.buildbuddy.co.uk/product/visqueen-radon-sump-unit-black/15943”,

        “https://www.buildbuddy.co.uk/product/simpson-strong-tie-heavy-duty-faced-fixed-u-joist-hanger-213x75x2mm/15000”,

        “https://www.buildbuddy.co.uk/product/simpson-strong-tie-girder-truss-clip-47-mm-wide-tcp47/13139”

THERMA_INS_URLS

    “https://www.buildbuddy.co.uk/product/40mm-ecotherm-eco-versal-insulation-2400mmx1200mm-8×4/2943”,

    “https://www.buildbuddy.co.uk/product/60mm-ecotherm-eco-versal-insulation-2400mmx1200mm-8×4/2945”,

    “https://www.buildbuddy.co.uk/product/80mm-ecotherm-eco-versal-insulation-2400mmx1200mm-8×4/2948”,

    “https://www.buildbuddy.co.uk/product/120mm-ecotherm-eco-versal-insulation-2400mmx1200mm-8×4/2941”,

    “https://www.buildbuddy.co.uk/product/isover-space-saver-roll-12mx1160x100mm/12375”,

    “https://www.buildbuddy.co.uk/product/150mm-isover-spacesaver-1160mmx8050mm-9-34m/8231”,

    “https://www.buildbuddy.co.uk/product/200mm-isover-spacesaver-1160mmx5200mm-6-032m/8233”,

    “https://www.buildbuddy.co.uk/product/isover-spacesaver-loft-roll-lite-100mm-8-12m/6375”,

    “https://www.buildbuddy.co.uk/product/isover-spacesaver-loft-roll-lite-150mm-5-45m/6376”,

    “https://www.buildbuddy.co.uk/product/isover-spacesaver-loft-roll-lite-200mm-4-06m/6379”,

    “https://www.buildbuddy.co.uk/product/40mm-iko-enertherm-alu-pir-insulation-board-2400mmx1200mm/12787”,

    “https://www.buildbuddy.co.uk/product/75mm-iko-enertherm-alu-pir-insulation-board-2400mmx1200mm/12807”,

    “https://www.buildbuddy.co.uk/product/140mm-iko-enertherm-alu-pir-insulation-board-2400mmx1200mm/12800”,

    “https://www.buildbuddy.co.uk/product/rockwool-rw3-slab-50x600x1200mm-5-76m/50966”,

    “https://www.buildbuddy.co.uk/product/rockwool-rw3-slab-75x600x1200mm-4-32m/50964”,

    “https://www.buildbuddy.co.uk/product/rockwool-rw3-slab-100x600x1200mm-2-88m/50965”,

    “https://www.buildbuddy.co.uk/product/50mmx2400mmx1200mm-kay-metzeler-expanded-polystyrene-insulation-board-eps70/13864”,

    “https://www.buildbuddy.co.uk/product/100mmx2400mmx1200mm-kay-metzeler-expanded-polystyrene-insulation-board-eps70/13958”

volume_THERMA_INS

    0.1152,

    0.1728,

    0.2304,

    0.3456,

    1.392,

    1.401,

    1.2064,

    0.812,

    0.8175,

    0.812,

    0.1152,

    0.216,

    0.4032,

    0.288,

    0.324,

    0.288,

    0.144,

    0.288

ACOUS_INS_URLS

    “https://www.buildbuddy.co.uk/product/isover-apr-acoustic-partition-roll-75mm-14-64m/6373”,

    “https://www.buildbuddy.co.uk/product/isover-apr-acoustic-partition-roll-100mm-11m/6377”,

    “https://www.buildbuddy.co.uk/product/40mm-kingspan-kooltherm-k103-floorboard-2400mmx1200mm-8×4/8247”,

    “https://www.buildbuddy.co.uk/product/90mm-kingspan-kooltherm-k103-floorboard-2400mmx1200mm-8×4/8251”,

    “https://www.buildbuddy.co.uk/product/regupol-4515-eco-soundproof-underlay-roll-20mx1150mmx3mm-23m2/9695”,

    “https://www.buildbuddy.co.uk/product/regupol-3912-acoustic-underlayment-roll-15mx1000mmx6mm-15m2/9683”,

    “https://www.buildbuddy.co.uk/product/rockwool-sound-insulation-slab-1200x600x50mm/2212”,

    “https://www.buildbuddy.co.uk/product/rockwool-sound-insulation-slab-1200x600x70mm/2223”

volume_ACOUS_INS

    1.098,

    1.1,

    0.1152,

    0.2592,

    0.069,

    0.09,

    0.036,

    0.0504

FIRE_INS_URLS

    “https://www.buildbuddy.co.uk/product/50mm-rockwool-ablative-coated-batt-1200mmx600mm/12626”,

    “https://www.buildbuddy.co.uk/product/arc-fire-stop-slab-80mm-cavity-85mmx100mmx1200mm-30pack/12630”,

    “https://www.buildbuddy.co.uk/product/arc-fire-stop-slab-120mm-cavity-125mmx100mmx1200mm-18pack/12799”,

    “https://www.buildbuddy.co.uk/product/arc-fire-stop-slab-140mm-cavity-145mmx100mmx1200mm-18pack/12697”,

    “https://www.buildbuddy.co.uk/product/arc-fire-stop-slab-200mm-cavity-205mmx100mmx1200mm-12pack/12566”,

    “https://www.buildbuddy.co.uk/product/arc-cavity-stop-sock-50mm-cavity-65mmx65mmx1200mm-40pack/12739”,

    “https://www.buildbuddy.co.uk/product/arc-cavity-stop-sock-90mm-cavity-110mmx100mmx1200mm-20pack/12524”,

    “https://www.buildbuddy.co.uk/product/arc-cavity-stop-sock-110mm-cavity-120mmx120mmx1200mm-15pack/12496”,

    “https://www.buildbuddy.co.uk/product/arc-cavity-stop-sock-180mm-cavity-190mmx150mmx1200mm-9pack/12484”,

    “https://www.buildbuddy.co.uk/product/arc-cavity-stop-sock-225mm-cavity-235mmx200mmx1200mm-3pack/12655”,

    “https://www.buildbuddy.co.uk/product/arc-cavity-stop-sock-300mm-cavity-310mmx200mmx1200mm-4pack/12523”

volume_FIRE_INS

    0.036,

    0.0102,

    0.015,

    0.0174,

    0.0246,

    0.00507,

    0.0132,

    0.01728,

    0.0342,

    0.0564,

    0.0744

gen_INS_URLS

    “https://www.buildbuddy.co.uk/product/knauf-insulation-omnifit-roll-100mm/1929”,

    “https://www.buildbuddy.co.uk/product/knauf-insulation-omnifit-roll-150mm/1923”,

    “https://www.buildbuddy.co.uk/product/knauf-insulation-omnifit-roll-200mm/1913”,

    “https://www.buildbuddy.co.uk/product/jablite-claymaster-2400×1200-50mm/1380”,

    “https://www.buildbuddy.co.uk/product/jablite-claymaster-2400×1200-75mm/1874”,

    “https://www.buildbuddy.co.uk/product/knauf-insulation-frametherm-35-90mm/1626”,

    “https://www.buildbuddy.co.uk/product/knauf-insulation-frametherm-35-140mm/1633”,

“https://www.buildbuddy.co.uk/product/superfoil-sf19bb-insulation-1-5mx10m-15m2-per-pack/13695”

volume_gen_INS

    1.389,

    0.9045,

    2.778,

    0.144,

    0.216,

    0.0648,

    0.9016,

0.6

PLAST_INS_URLS

    “https://www.buildbuddy.co.uk/product/37-5mm-mannok-insulated-plasterboard-2400mmx1200mm/12837”,

    “https://www.buildbuddy.co.uk/product/50-5mm-mannok-insulated-plasterboard-2400mmx1200mm/12838”,

    “https://www.buildbuddy.co.uk/product/62-5mm-mannok-insulated-plasterboard-2400mmx1200mm/12839”,

    “https://www.buildbuddy.co.uk/product/72-5mm-mannok-insulated-plasterboard-2400mmx1200mm/12840”,

    “https://www.buildbuddy.co.uk/product/10mm-hydro-insulated-tilebacker-board-2400mmx600mm-8×2/7853”,

    “https://www.buildbuddy.co.uk/product/20mm-hydro-insulated-tilebacker-board-1200mmx600mm-4×2/7852”,

    “https://www.buildbuddy.co.uk/product/15mm-british-gypsum-glasroc-f-firecase-plasterboard-square-edge-2400mmx1200mm-8×4/3036”,

    “https://www.buildbuddy.co.uk/product/25mm-british-gypsum-glasroc-f-firecase-plasterboard-square-edge-2000mmx1200mm/3037”,

    “https://www.buildbuddy.co.uk/product/37-5mm-ecotherm-eco-liner-insulated-plasterboard-2400mmx1200mm/12667”,

    “https://www.buildbuddy.co.uk/product/37-5mm-pir-insulated-plasterboard-2400mmx1200mm/46842”,

    “https://www.buildbuddy.co.uk/product/52-5mm-pir-insulated-plasterboard-2400mmx1200mm/46848”,

    “https://www.buildbuddy.co.uk/product/62-5mm-pir-insulated-plasterboard-2400mmx1200mm/46854”

volume_PLAST_INS

    0.108,

    0.14544,

    0.18,

    0.2088,

    0.0144,

    0.0144,

    0.0288,

    0.0432,

    0.072,

    0.108,

    0.1512,

    0.18

PLAST_URLS

    “https://www.buildbuddy.co.uk/product/secolite-cement-particle-board-2400mmx1200mmx8mm/8355”,

    “https://www.buildbuddy.co.uk/product/secolite-cement-particle-board-2400mmx1200mmx12-5mm/8354”,

    “https://www.buildbuddy.co.uk/product/22mm-thermal-eps-plasterboard-tapered-edge-1200x2400mm/1504”,

    “https://www.buildbuddy.co.uk/product/40mm-thermal-eps-plasterboard-tapered-edge-1200x2400mm/1530”,

    “https://www.buildbuddy.co.uk/product/50mm-thermal-eps-plasterboard-tapered-edge-1200x2400mm/1518”,

    “https://www.buildbuddy.co.uk/product/12-5mm-british-gypsum-gyproc-wallboard-plasterboard-tapered-edge-1800mmx900mm-6×3/3014”,

    “https://www.buildbuddy.co.uk/product/15mm-british-gypsum-glasroc-f-firecase-plasterboard-square-edge-2400mmx1200mm-8×4/3036”,

    “https://www.buildbuddy.co.uk/product/15mm-british-gypsum-gyproc-wallboard-plasterboard-tapered-edge-3000mmx1200mm-10×4/3018”,

    “https://www.buildbuddy.co.uk/product/15mm-british-gypsum-glasroc-f-firecase-plasterboard-square-edge-2400mmx1200mm-8×4/3036”,

    “https://www.buildbuddy.co.uk/product/15mm-gyproc-wallboard-tapered-edge-plasterboard-2400mmx1200mm/12673”

volume_PLAST

    0.02304,

    0.036,

    0.06336,

    0.01152,

    0.144,

    0.02025,

    0.0432,

    0.054,

    0.0432,

    0.0432

PLASTER_URLS

    “https://www.buildbuddy.co.uk/product/british-gypsum-thistle-multi-finish-25kg/3024”,

    “https://www.buildbuddy.co.uk/product/british-gypsum-thistle-hardwall-25kg/3025”,

    “https://www.buildbuddy.co.uk/product/british-gypsum-thistle-bonding-coat-25kg/3026”

volume_PLASTER

    0.0300185,

    0.04625,

    0.039

PIPES_URLS

    “https://www.buildbuddy.co.uk/product/wavin-osma-roundline-pipe-68mm-grey-4m-0t084g/13466”,

    “https://www.buildbuddy.co.uk/product/110mm-floplast-soil-pipe-single-socket-3000mm-black/8459”,

    “https://www.buildbuddy.co.uk/product/osmasoil-4s074b-plain-ended-pipe-black-110mm/13153”,

    “https://www.buildbuddy.co.uk/product/osma-deepline-9t974-gutter-113mm-white-4m/13134”,

    “https://www.buildbuddy.co.uk/product/wavin-osma-squareline-pipe-61mm-white-5-5m/13049”,

    “https://www.buildbuddy.co.uk/product/wavin-osma-roundline-pipe-68mm-grey-2m/13022”,

    “https://www.buildbuddy.co.uk/product/wavin-twinwall-300mm-plain-ended-pipe-unperforated-6m-12tw076/13290”,

    “https://www.buildbuddy.co.uk/product/wavin-twinwall-225mm-plain-ended-pipe-unperforated-6m-9tw076/13247”,

    “https://www.buildbuddy.co.uk/product/wavin-twinwall-150mm-plain-ended-pipe-unperforated-6m-6tw076/13250”,

    “https://www.buildbuddy.co.uk/product/osma-roundline-0t072-gutter-112mm-brown-2m-1/13337”,

    “https://www.buildbuddy.co.uk/product/wavin-osmasoil-ss-pipe-82mm-black-3m-1/13358”,

    “https://www.buildbuddy.co.uk/product/wavin-osma-superline-gutter-125mm-black-4m-5t574b-1/13435”,

    “https://www.buildbuddy.co.uk/product/wavincoil-subsoil-land-drain-pipe-coil-80mmx25m/13909”,

    “https://www.buildbuddy.co.uk/product/osma-subsoil-land-drain-pipe-coil-100mmx50m/13896”

volume_PIPES

    0.00173906,

    0.0032698089,

    0.00468411464,

    0.00234205,

    0.00272118,

    0.00086953,

    0.16976,

    0.099897934,

    0.0432785,

    0.001193,

    0.00258945,

    0.0053438,

    0.025284912,

    0.0675049

DRAIN_URLS

    “https://www.buildbuddy.co.uk/product/clark-drain-inspection-chamber-cover-frame-ductile-iron-450mm-diameter/13810”,

    “https://www.buildbuddy.co.uk/product/600mmx450mm-clark-drain-5t-gpw-galvanised-steel-solid-top-manhole-cover-frame/3253”,

    “https://www.buildbuddy.co.uk/product/600mmx450mm-clark-drain-10t-gpw-galvanised-steel-solid-top-manhole-cover-frame/3251”,

    “https://www.buildbuddy.co.uk/product/600mmx600mm-clark-drain-5t-gpw-recessed-manhole-cover-frame-concrete-infill/3258”,

    “https://www.buildbuddy.co.uk/product/wavin-aquacell-core-r-modular-unit-6lb150/13701”,

    “https://www.buildbuddy.co.uk/product/osma-black-aquacell-eco-1000mmx500mmx400mm-unit-non-trafficked/13018”,

    “https://www.buildbuddy.co.uk/product/aco-raindrain-channel-with-galvanised-steel-grate-118x97x1000mm/1478”,

    “https://www.buildbuddy.co.uk/product/aco-hexdrain-plastic-grating-channel-1mx125mm-black/1467”

volume_DRAIN

    0.0095033,

    0.01020357,

    0.01020357,

    0.0253228,

    0.2,

    0.2,

    0.011446,

    0.01

MEM_DRAIN_URLS

    “https://www.buildbuddy.co.uk/product/wrekin-woven-geotextile-minipack-fastrack-609-4-5mx11-1m-gtsg/12862”,

    “https://www.buildbuddy.co.uk/product/core-drive-40-30-gravel-stabiliser-grid-white-1600x1200x30mm/13694”,

    “https://www.buildbuddy.co.uk/product/core-drive-40-40-gravel-stabiliser-grid-white-1600x1200x40mm/13689”,

    “https://www.buildbuddy.co.uk/product/wrekin-black-woven-geotextile-fastrack-609-4-5mx100m-gtsg/13650”,

    “https://www.buildbuddy.co.uk/product/snow-guard-domestic-galvanised-lightweight-2mx6/13871”

volume_MEM_DRAIN

    0.1,

    0.0576,

    0.0768,

    0.9,

    0.0006096

TILES_URLS

    “https://www.buildbuddy.co.uk/product/marley-plain-tile-concrete-old-english-dark-red-267mmx168mm/8108”,

    “https://www.buildbuddy.co.uk/product/marley-double-roman-roof-tile-old-english-dark-red/14514”,

    “https://www.buildbuddy.co.uk/product/marley-ludlow-major-roof-tile-old-english-dark-red/14513”,

    “https://www.buildbuddy.co.uk/product/marley-modern-roofing-tile-smooth-grey-pallet-of-192/13082”,

    “https://www.buildbuddy.co.uk/product/marley-ludlow-major-roof-tile-smooth-brown/14512”,

    “https://www.buildbuddy.co.uk/product/marley-eternit-thrutone-slate-600x300mm-blueblack/50529”,

    “https://www.buildbuddy.co.uk/product/marley-ludlow-plus-interlocking-roof-tile-concrete-old-english-dark-red-387mmx230mm/8096”,

    “https://www.buildbuddy.co.uk/product/marley-plain-eaves-tile-concrete-dark-red-200mmx168mm/8099”,

    “https://www.buildbuddy.co.uk/product/marley-plain-tile-concrete-dark-red-267mmx168mm/8101”

volume_TILES

    0.000538272,

    0.0038808,

    0.003465,

    0.004158,

    0.003465,

    0.00072,

    0.00222525,

    0.000168,

    0.000538272

roofsheet_URLS

    “https://www.buildbuddy.co.uk/product/ariel-vistalux-3in-super-weight-corrugated-pvc-sheet-8×1-3mm/13830”,

    “https://www.buildbuddy.co.uk/product/corrapol-stormroof-high-profile-sheet-950mmx2500mm-2-375m2-ac804/14413”,

    “https://www.buildbuddy.co.uk/product/ariel-vistalux-3in-super-weight-corrugated-pvc-sheet-10×1-3mm/13840”,

    “https://www.buildbuddy.co.uk/product/ariel-coroline-corrugated-roofing-sheet-black-2000x950mm/13999”,

    “https://www.buildbuddy.co.uk/product/axiome-clear-10mm-twinwall-polycarbonate-sheet-3000mmx1050mm-as10c21/11696”,

    “https://www.buildbuddy.co.uk/product/axiome-clear-16mm-triplewall-polycarbonate-sheet-2500mmx690mm-as16c2/9528”,

    “https://www.buildbuddy.co.uk/product/corrapol-bt-red-corrugated-bitumen-sheet-2000mmx930mm-ac110re/11430”,

    “https://www.buildbuddy.co.uk/product/4mm-axgard-clear-uv-protect-polycarbonate-620mmx1240mm/8287”

volume_roofsheet

    0.002417064,

    0.0030875,

    0.00302133,

    0.00494,

    0.0315,

    0.0276,

    0.00372,

    0.0030752

membransroof_URLS

    “https://www.buildbuddy.co.uk/product/calder-code-4-roof-lead-flashing-300mmx3m/50550”,

    “https://www.buildbuddy.co.uk/product/easy-trim-easy-lead-r-smooth-roll-150mmx5m/13571”,

    “https://www.buildbuddy.co.uk/product/evo-stik-flashband-grey-300mmx10m-220003/651”,

    “https://www.buildbuddy.co.uk/product/code-5-600mm-lead-flashing-6m/3353”,

    “https://www.buildbuddy.co.uk/product/code-4-600mm-lead-flashing-6m/3347”,

    “https://www.buildbuddy.co.uk/product/1000mmx8m-torch-on-black-mineral-felt-cap-sheet-bipol-std-ekp-sbs/3398”,

    “https://www.buildbuddy.co.uk/product/1000mmx55m-cromar-pro-grp-csm-glass-fibre-matting-roll-600gsm-33kg/3945”

volume_membransroof

    0.00162,

    0.00375,

    0.006,

    0.008064,

    0.00648,

    0.016,

    0.11

url_cost_cement_1

“https://www.buildbuddy.co.uk/product/hanson-general-purpose-cement-paper-bag-25kg/12016”

Lintels_volume_mortar

    0.0018525,

    0.003705,

    0.001425,

    0.00171

volume_lintel_steel

      0.011775

URLS_lintel_steel

        “https://www.buildbuddy.co.uk/product/ig-l1hd-100-90-105mm-steel-cavity-lintel-1500mm/3287”

Lintels_volume_mortar_1

      0.00069,

      0.00099,

      0.00114,

      0.00129,

      0.00144

volume_lintel_concrete

        0.0126,

        0.021,

        0.0252,

        0.0294,

        0.0336

URLS_lintel_concrete

    “https://www.buildbuddy.co.uk/product/100mmx140mm-prestressed-concrete-lintel-textured-900mm/823”,

    “https://www.buildbuddy.co.uk/product/100mmx140mm-prestressed-concrete-lintel-textured-1500mm/800”,

    “https://www.buildbuddy.co.uk/product/100mmx140mm-prestressed-concrete-lintel-textured-1800mm/790”,

    “https://www.buildbuddy.co.uk/product/100mmx140mm-prestressed-concrete-lintel-textured-2100mm/783”,

    “https://www.buildbuddy.co.uk/product/100mmx140mm-prestressed-concrete-lintel-textured-2400mm/772”

Bricks_volume_mortar

    0.001247,

    0.001408,

    0.001161,

    0.001161,

    0.00140825,

    0.001161,

    0.001408,

    0.0002952,

    0.0002952,

    0.0002952,

    0.000287,

    0.000287,

    0.000287,

    0.000287,

    0.000287,

    0.000287

volume_Brick

    0.013244,

    0.020339,

    0.00946,

    0.00946,

    0.020339,

    0.00946,

    0.020339,

    0.0016087375,

    0.0016087375,

    0.0016087375,

    0.0014324375,

    0.0014324375,

    0.0014324375,

    0.0014324375,

    0.0014324375,

    0.0014324375

URLS_Brick_concrete

    “https://www.buildbuddy.co.uk/product/thermalite-hi-strength-block-7-3n-140mm/589”,

    “https://www.buildbuddy.co.uk/product/thermalite-hi-strength-block-7-3n-215mm/785”,

    “https://www.buildbuddy.co.uk/product/hh-celcon-7-3n-high-strength-block-440x215x100mm/15872”,

    “https://www.buildbuddy.co.uk/product/tarmac-toplite-standard-block-3-6n-440x215x100mm/12367”,

    “https://www.buildbuddy.co.uk/product/hollow-dense-concrete-block-7-3n-215mm/13949”,

    “https://www.buildbuddy.co.uk/product/hh-celcon-block-standard-block-3-6n-440x215x100mm/11826”,

    “https://www.buildbuddy.co.uk/product/215mm-masterblock-masterdenz-solid-concrete-block-7-3n-215mmx440mm/7875”,

    “https://www.buildbuddy.co.uk/product/ibstock-tradesman-73mm-heather-facing-brick-pack-of-464/50875”,

    “https://www.buildbuddy.co.uk/product/ibstock-73mm-aldridge-anglian-red-rustic-brick/46621”,

    “https://www.buildbuddy.co.uk/product/ibstock-burntwood-rustic-brick-73mm-red/1089”,

    “https://www.buildbuddy.co.uk/product/wienerberger-engineering-brick-smooth-blue-solid/7879”,

    “https://www.buildbuddy.co.uk/product/ibstock-bristol-brick-65mm-gold/1163”,

    “https://www.buildbuddy.co.uk/product/ibstock-bristol-brick-65mm-brown/1722”,

    “https://www.buildbuddy.co.uk/product/ibstock-dorset-stock-brick-65mm-red/47”,

    “https://www.buildbuddy.co.uk/product/ibstock-chillingham-brick-65mm-red/1325”,

    “https://www.buildbuddy.co.uk/product/ibstock-65mm-birtley-commercial-red-brick/2829”

url_cost_cement

“https://www.buildbuddy.co.uk/product/hanson-multicem-cement-plastic-bag-25kg/12034”

url_cost_sand

“https://www.buildbuddy.co.uk/product/sand-gravel-mixed-bulk-bag/90863”

url_cost_aggregate

“https://www.buildbuddy.co.uk/product/10mm-pea-gravelshingle-bulk-bag/8134”

url_mesh_rein

“https://www.buildbuddy.co.uk/product/rom-concrete-reinforcement-steel-fabric-a193m-3-6mx2-0m/13808”

url_fibre_rein

“https://www.buildbuddy.co.uk/product/tdp-concrete-screed-fibres-900g/1805”

CONCRETE_URLS

    “https://www.buildbuddy.co.uk/product/hanson-ready-mix-coarse-concrete-40n-20kg/5732”,

    “https://www.buildbuddy.co.uk/product/breedon-c40-high-strength-concrete-20kg/3747”,

    “https://www.buildbuddy.co.uk/product/blue-circle-high-strength-40n-ready-to-use-concrete-20kg/13096”,

    “https://www.buildbuddy.co.uk/product/hanson-postfix-concrete-20kg/6630”

volume_CONCRETE

    0.01,

    0.01,

    0.01,

    0.01

END_2

PLastersciser_urls

    “https://www.buildbuddy.co.uk/product/sika-maxmix-concentrated-mortar-plasticiser-1l/4027”,

    “https://www.buildbuddy.co.uk/product/sika-rendermix-water-resisting-plasticiser-5l-red/4507”,

    “https://www.buildbuddy.co.uk/product/sika-sikamix-plus-mortar-plasticiser-5l/114913”,

    “https://www.buildbuddy.co.uk/product/suregraft-5l-mortar-plasticiser/380”,

    “https://www.buildbuddy.co.uk/product/bostik-concentrated-mortar-plasticiser-1l/4820”

plasticiser_volume

0.001,

0.005,

0.005,

0.005,

0.0001

END_3