{"product_id":"armstart-foundation-blocks","title":"Armstart Foundation Blocks","description":"\u003cp data-start=\"31\" data-end=\"290\"\u003eArmstart Foundation Blocks are specially designed blocks used for constructing solid foundation walls below damp proof course (DPC). They provide a faster, simpler and more cost-effective alternative to traditional cavity wall construction below ground level.\u003c\/p\u003e\n\u003cp data-start=\"292\" data-end=\"485\"\u003eBy allowing solid foundation walls to be built in a single leaf, Armstart blocks reduce labour time, eliminate the need for wall ties and remove the risk of cavity collapse during construction.\u003c\/p\u003e\n\u003cp data-start=\"487\" data-end=\"636\"\u003eDesigned for strength and practicality on site, these blocks weigh under 20kg, making them safer and easier to handle during repetitive block laying.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1iz91iu\" data-start=\"638\" data-end=\"654\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"655\" data-end=\"1082\"\u003e\n\u003cli data-section-id=\"1tubnn3\" data-start=\"655\" data-end=\"700\"\u003e\n\u003cp data-start=\"657\" data-end=\"700\"\u003eManufactured to \u003cstrong data-start=\"673\" data-end=\"698\"\u003eBS EN 771-3 standards\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1l9361k\" data-start=\"701\" data-end=\"763\"\u003e\n\u003cp data-start=\"703\" data-end=\"763\"\u003eDesigned specifically for \u003cstrong data-start=\"729\" data-end=\"761\"\u003efoundation wall construction\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"10acmjl\" data-start=\"764\" data-end=\"819\"\u003e\n\u003cp data-start=\"766\" data-end=\"819\"\u003eCreates \u003cstrong data-start=\"774\" data-end=\"817\"\u003esolid foundation walls 250mm–350mm wide\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"14khm1r\" data-start=\"820\" data-end=\"874\"\u003e\n\u003cp data-start=\"822\" data-end=\"874\"\u003e\u003cstrong data-start=\"822\" data-end=\"862\"\u003eNo cavity wall construction required\u003c\/strong\u003e below DPC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1h24ekd\" data-start=\"875\" data-end=\"920\"\u003e\n\u003cp data-start=\"877\" data-end=\"920\"\u003e\u003cstrong data-start=\"877\" data-end=\"918\"\u003eNo wall ties or cavity filling needed\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1jlxybe\" data-start=\"921\" data-end=\"983\"\u003e\n\u003cp data-start=\"923\" data-end=\"983\"\u003eSuitable for soil conditions up to \u003cstrong data-start=\"958\" data-end=\"981\"\u003eDS-3 classification\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1af857h\" data-start=\"984\" data-end=\"1035\"\u003e\n\u003cp data-start=\"986\" data-end=\"1035\"\u003eBlocks weigh \u003cstrong data-start=\"999\" data-end=\"1033\"\u003eunder 20kg for easier handling\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"s9ae2h\" data-start=\"1036\" data-end=\"1082\"\u003e\n\u003cp data-start=\"1038\" data-end=\"1082\"\u003e\u003cstrong data-start=\"1038\" data-end=\"1080\"\u003eNon-combustible (Class A1 fire rating)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"ucz99x\" data-start=\"1084\" data-end=\"1108\"\u003eTypical Applications\u003c\/h3\u003e\n\u003cul data-start=\"1109\" data-end=\"1238\"\u003e\n\u003cli data-section-id=\"s36ooy\" data-start=\"1109\" data-end=\"1139\"\u003e\n\u003cp data-start=\"1111\" data-end=\"1139\"\u003eFoundation walls below DPC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"dowlsu\" data-start=\"1140\" data-end=\"1186\"\u003e\n\u003cp data-start=\"1142\" data-end=\"1186\"\u003eSupporting cavity walls above ground level\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"c399s3\" data-start=\"1187\" data-end=\"1238\"\u003e\n\u003cp data-start=\"1189\" data-end=\"1238\"\u003eResidential and commercial building foundations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"1240\" data-end=\"1258\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"1259\" data-end=\"1483\"\u003e\n\u003cli data-section-id=\"yveq2s\" data-start=\"1259\" data-end=\"1373\"\u003e\n\u003cp data-start=\"1261\" data-end=\"1289\"\u003e\u003cstrong data-start=\"1261\" data-end=\"1287\"\u003eBlock sizes available:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1292\" data-end=\"1373\"\u003e\n\u003cli data-section-id=\"d5u04e\" data-start=\"1292\" data-end=\"1317\"\u003e\n\u003cp data-start=\"1294\" data-end=\"1317\"\u003e300mm x 275mm x 140mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1q7vpto\" data-start=\"1320\" data-end=\"1345\"\u003e\n\u003cp data-start=\"1322\" data-end=\"1345\"\u003e350mm x 250mm x 140mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"yau1a5\" data-start=\"1348\" data-end=\"1373\"\u003e\n\u003cp data-start=\"1350\" data-end=\"1373\"\u003e350mm x 215mm x 140mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1zmjci\" data-start=\"1374\" data-end=\"1412\"\u003e\n\u003cp data-start=\"1376\" data-end=\"1412\"\u003e\u003cstrong data-start=\"1376\" data-end=\"1401\"\u003eCompressive strength:\u003c\/strong\u003e 7.3N\/mm²\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1l472en\" data-start=\"1413\" data-end=\"1453\"\u003e\n\u003cp data-start=\"1415\" data-end=\"1453\"\u003e\u003cstrong data-start=\"1415\" data-end=\"1427\"\u003eDensity:\u003c\/strong\u003e approx. 1450–1550 kg\/m³\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"rpm78z\" data-start=\"1454\" data-end=\"1483\"\u003e\n\u003cp data-start=\"1456\" data-end=\"1483\"\u003e\u003cstrong data-start=\"1456\" data-end=\"1472\"\u003eFire rating:\u003c\/strong\u003e Class A1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allisons Home and Garden","offers":[{"title":"Full Pack (72 Blocks)","offer_id":54317359628627,"sku":null,"price":113.4,"currency_code":"GBP","in_stock":true},{"title":"Each","offer_id":54317359661395,"sku":null,"price":1.58,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/4382\/5235\/files\/Screenshot2026-03-08at21.35.36.png?v=1773005745","url":"https:\/\/allisonshomeandgarden.co.uk\/products\/armstart-foundation-blocks","provider":"Allisons Home and Garden","version":"1.0","type":"link"}