{"product_id":"heavy-duty-100mm-x-100mm-concrete-post-support","title":"Concrete Post Support – Heavy Duty – Outdoor Fencing","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis heavy-duty concrete in post support system is designed specifically for 100mm × 100mm square timber posts. Engineered for secure installation, it provides a stable and durable base for fencing, decking, and structural outdoor timber applications. Made from galvanized steel, it ensures exceptional strength and corrosion resistance.\u003c\/p\u003e\u003cp\u003eThe innovative design features a welded steel box section that grips the post firmly above ground level, preventing direct contact with concrete and reducing the risk of rot. The below-ground spike section embeds directly into a concrete base, ensuring a rigid and permanent fixing even under high lateral load.\u003c\/p\u003e\u003cdiv style=\"margin-top:30px;\"\u003e\n\u003ch2 style=\"font-size:22px;font-weight:700;color:#1a1a2e;margin-bottom:16px;\"\u003eProduct Specifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #e0e0e0;border-radius:4px;overflow:hidden;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#1a1a2e;\"\u003e\n\u003cth style=\"padding:12px 16px;text-align:left;color:#ffffff;font-weight:600;text-transform:uppercase;font-size:12px;letter-spacing:0.5px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:12px 16px;text-align:left;color:#ffffff;font-weight:600;text-transform:uppercase;font-size:12px;letter-spacing:0.5px;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background:#f8f9fa;\"\u003e\n\u003ctd style=\"padding:12px 16px;font-weight:600;color:#333;border-bottom:1px solid #e9ecef;width:45%;\"\u003eWidth\u003c\/td\u003e\n\u003ctd style=\"padding:12px 16px;color:#555;border-bottom:1px solid #e9ecef;\"\u003e100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:12px 16px;font-weight:600;color:#333;border-bottom:1px solid #e9ecef;width:45%;\"\u003eLength\u003c\/td\u003e\n\u003ctd style=\"padding:12px 16px;color:#555;border-bottom:1px solid #e9ecef;\"\u003e100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8f9fa;\"\u003e\n\u003ctd style=\"padding:12px 16px;font-weight:600;color:#333;border-bottom:1px solid #e9ecef;width:45%;\"\u003eColour\u003c\/td\u003e\n\u003ctd style=\"padding:12px 16px;color:#555;border-bottom:1px solid #e9ecef;\"\u003eBrown\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong foundation support:\u003c\/strong\u003e Welded steel construction ensures solid anchoring in concrete for long-term stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion resistant:\u003c\/strong\u003e Hot-dip galvanized coating protects against rust and environmental exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRot prevention:\u003c\/strong\u003e Lifts timber post clear of the ground, reducing moisture absorption and decay.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure grip:\u003c\/strong\u003e Box section holds post firmly in place with twin bolt or clamp fixing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePermanent installation:\u003c\/strong\u003e Designed for embedding in concrete foundations for high-strength structural support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 100mm × 100mm internal box section suitable for standard 4-inch square timber posts.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFence post installation:\u003c\/strong\u003e Provides a stable, rot-resistant base for timber fencing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGate posts:\u003c\/strong\u003e Ideal for supporting heavy or frequently used gates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDecking frameworks:\u003c\/strong\u003e Forms strong, secure supports for timber deck posts or balustrades.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutdoor structures:\u003c\/strong\u003e Suitable for pergolas, shelters, and other load-bearing timber constructions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Guidance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreparation:\u003c\/strong\u003e Excavate a hole to the required depth and fill partially with a wet concrete mix.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositioning:\u003c\/strong\u003e Insert the spike section into the concrete and align with post line before setting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLevelling:\u003c\/strong\u003e Ensure the post holder section remains vertical while concrete sets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePost insertion:\u003c\/strong\u003e Once cured, insert the timber post and tighten clamping bolts or screws.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinal check:\u003c\/strong\u003e Confirm the post is square, plumb, and securely fixed before loading.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompliance \u0026amp; Performance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial specification:\u003c\/strong\u003e Heavy-gauge galvanized steel to BS EN 10346.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Hot-dip zinc coating for enhanced durability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFAQs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Can this support be used for gates?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it is ideal for supporting heavy or frequently used gates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Is the steel resistant to rust?\u003c\/strong\u003e\u003cbr\u003eA: Absolutely, the hot-dip galvanized coating protects against rust and environmental exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What type of timber posts does it support?\u003c\/strong\u003e\u003cbr\u003eA: It is suitable for standard 4-inch square timber posts.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"londonbricks-uk.co.uk","offers":[{"title":"Default Title","offer_id":55516358738305,"sku":"MM_LB503","price":33.82,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0687\/5329\/3624\/files\/d6ca7ed13d10ff32584d31db5257115e.png?v=1775833246","url":"https:\/\/londonbricks-uk.co.uk\/products\/heavy-duty-100mm-x-100mm-concrete-post-support","provider":"London Bricks UK","version":"1.0","type":"link"}