{"title":"Bolt Down Square Post Supports for Fence Posts, Pergolas \u0026 Decking","description":"\u003cdiv class=\"collection-description\"\u003e\n\u003ch2\u003eBolt Down Square Post Supports for Fence Posts, Pergolas \u0026amp; Outdoor Timber Structures\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBolt down square post supports\u003c\/strong\u003e are designed to anchor timber posts securely to concrete surfaces while keeping the wood raised above ground level. This helps reduce direct contact with moisture, lowers the risk of rot, and improves the long-term durability of outdoor timber structures.\u003c\/p\u003e\n\u003cp\u003eManufactured from \u003cstrong\u003ehot-dip galvanised steel\u003c\/strong\u003e, these post bases offer excellent corrosion resistance for outdoor use. The bolt down design provides a practical solution where posts need to be fixed onto existing concrete, slabs, or foundations without setting the support directly into wet concrete.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHot-dip galvanised steel for long-term corrosion resistance\u003c\/li\u003e\n\u003cli\u003eBolt down design for fixing to concrete surfaces\u003c\/li\u003e\n\u003cli\u003eKeeps timber posts elevated above ground level\u003c\/li\u003e\n\u003cli\u003eHelps protect wood from moisture and rot\u003c\/li\u003e\n\u003cli\u003eSuitable for fences, pergolas, gazebos, sheds, and decking\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFence post bases on concrete\u003c\/li\u003e\n\u003cli\u003ePergola and gazebo supports\u003c\/li\u003e\n\u003cli\u003eDecking and outdoor timber frames\u003c\/li\u003e\n\u003cli\u003eSheds and garden structures\u003c\/li\u003e\n\u003cli\u003ePost anchoring on patios, slabs, and concrete bases\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBrowse related: \u003cspan style=\"color: rgb(255, 255, 0);\"\u003e\u003ca href=\"\/collections\/post-supports\" style=\"color: rgb(255, 255, 0);\"\u003epost supports\u003c\/a\u003e | \u003ca href=\"\/collections\/concrete-in-post-supports\" style=\"color: rgb(255, 255, 0);\"\u003econcrete-in post supports\u003c\/a\u003e | \u003c\/span\u003e\u003ca href=\"\/collections\/joist-hangers\"\u003e\u003cspan style=\"color: rgb(255, 255, 0);\"\u003ejoist hangers\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","products":[{"product_id":"71x71mm-bolt-down-square-post-support","title":"71 x 71mm (2.8\" x 2.8\") Bolt Down Square Post Support Hot Dip Galvanised","description":"\u003cdiv class=\"product-description\"\u003e\n\n\u003ch2\u003e71 x 71mm (2.8\" x 2.8\") Bolt Down Square Post Support for 71mm Timber Posts\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003e71 x 71mm (2.8\" x 2.8\") bolt down square post support\u003c\/strong\u003e is designed for securing 71mm timber posts to concrete surfaces for fencing, garden structures, and outdoor timber projects.\u003c\/p\u003e\n\n\u003cp\u003eThe square base helps position the post accurately, while the bolt down design provides a strong and practical fixing method for concrete slabs, patios, and foundations. By keeping the timber raised above ground level, it helps reduce direct contact with moisture and lowers the risk of rot.\u003c\/p\u003e\n\n\u003cp\u003eManufactured from \u003cstrong\u003e2mm hot-dip galvanised steel\u003c\/strong\u003e, this post support offers excellent corrosion resistance and long-term durability for outdoor use.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 71 x 71mm (2.8\" x 2.8\")\u003c\/li\u003e\n\u003cli\u003eSuitable for 71mm timber posts\u003c\/li\u003e\n\u003cli\u003eHot-dip galvanised steel construction\u003c\/li\u003e\n\u003cli\u003e2mm steel thickness\u003c\/li\u003e\n\u003cli\u003e11mm fixing holes\u003c\/li\u003e\n\u003cli\u003eBolt down design for concrete installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFence posts and garden fencing\u003c\/li\u003e\n\u003cli\u003eSmall pergolas and garden structures\u003c\/li\u003e\n\u003cli\u003eDecking and outdoor timber frames\u003c\/li\u003e\n\u003cli\u003ePost fixing on concrete slabs and bases\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eSee more in \u003ca href=\"\/collections\/bolt-down-square-post-supports\"\u003ebolt down square post supports\u003c\/a\u003e or browse \u003ca href=\"\/collections\/post-supports\"\u003epost supports\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"Zarvio","offers":[{"title":"1","offer_id":57812474757465,"sku":"WCE-9\/1","price":7.44,"currency_code":"GBP","in_stock":true},{"title":"2","offer_id":57812474790233,"sku":"WCE-9\/1 x2","price":14.04,"currency_code":"GBP","in_stock":true},{"title":"3","offer_id":57812474823001,"sku":"WCE-9\/1 x3","price":20.64,"currency_code":"GBP","in_stock":true},{"title":"4","offer_id":57812474855769,"sku":"WCE-9\/1 x4","price":27.24,"currency_code":"GBP","in_stock":true},{"title":"5","offer_id":57812474888537,"sku":"WCE-9\/1 x5","price":33.84,"currency_code":"GBP","in_stock":true},{"title":"6","offer_id":57812474921305,"sku":"WCE-9\/1 x6","price":40.44,"currency_code":"GBP","in_stock":true},{"title":"8","offer_id":57812474954073,"sku":"WCE-9\/1 x8","price":53.65,"currency_code":"GBP","in_stock":true},{"title":"10","offer_id":57812474986841,"sku":"WCE-9\/1 x10","price":66.85,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/1440\/4697\/files\/71x71.png?v=1776251708"},{"product_id":"91x91mm-bolt-down-square-post-support","title":"91 x 91mm (3.5\" x 3.5\") Bolt Down Square Post Support Hot Dip Galvanised","description":"\u003cdiv class=\"product-description\"\u003e\n\n\u003ch2\u003e91 x 91mm (3.5\" x 3.5\") Bolt Down Square Post Support for 91mm Timber Posts\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003e91 x 91mm (3.5\" x 3.5\") bolt down square post support\u003c\/strong\u003e is designed for securing 91mm timber posts to concrete surfaces for pergolas, fencing, sheds, decking, and other outdoor timber structures.\u003c\/p\u003e\n\n\u003cp\u003eThe square base helps position the post accurately, while the bolt down design provides a strong and practical fixing method for concrete slabs, patios, and foundations. By keeping the timber raised above ground level, it helps reduce direct contact with moisture and lowers the risk of rot.\u003c\/p\u003e\n\n\u003cp\u003eManufactured from \u003cstrong\u003e2mm hot-dip galvanised steel\u003c\/strong\u003e, this post support offers excellent corrosion resistance and long-term durability for outdoor use.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 91 x 91mm (3.5\" x 3.5\")\u003c\/li\u003e\n\u003cli\u003eSuitable for 91mm timber posts\u003c\/li\u003e\n\u003cli\u003eHot-dip galvanised steel construction\u003c\/li\u003e\n\u003cli\u003e2mm steel thickness\u003c\/li\u003e\n\u003cli\u003e11mm fixing holes\u003c\/li\u003e\n\u003cli\u003eBolt down design for concrete installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePergolas and garden structures\u003c\/li\u003e\n\u003cli\u003eFence posts and garden fencing\u003c\/li\u003e\n\u003cli\u003eSheds, decking, and outdoor timber frames\u003c\/li\u003e\n\u003cli\u003ePost fixing on concrete slabs and bases\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eSee more in \u003ca href=\"\/collections\/bolt-down-square-post-supports\"\u003ebolt down square post supports\u003c\/a\u003e or browse \u003ca href=\"\/collections\/post-supports\"\u003epost supports\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"Zarvio","offers":[{"title":"1","offer_id":57812475085145,"sku":"WCE-9\/2","price":10.87,"currency_code":"GBP","in_stock":true},{"title":"2","offer_id":57812475117913,"sku":"WCE-9\/2 x2","price":20.9,"currency_code":"GBP","in_stock":true},{"title":"3","offer_id":57812475150681,"sku":"WCE-9\/2 x3","price":30.93,"currency_code":"GBP","in_stock":true},{"title":"4","offer_id":57812475183449,"sku":"WCE-9\/2 x4","price":40.97,"currency_code":"GBP","in_stock":true},{"title":"5","offer_id":57812475216217,"sku":"WCE-9\/2 x5","price":51.0,"currency_code":"GBP","in_stock":false},{"title":"6","offer_id":57812475248985,"sku":"WCE-9\/2 x6","price":61.04,"currency_code":"GBP","in_stock":false},{"title":"8","offer_id":57812475281753,"sku":"WCE-9\/2 x8","price":81.1,"currency_code":"GBP","in_stock":false},{"title":"10","offer_id":57812475314521,"sku":"WCE-9\/2 x10","price":101.17,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/1440\/4697\/files\/91x91.png?v=1776251708"},{"product_id":"101x101mm-bolt-down-square-post-support","title":"101 x 101mm (4\" x 4\") Bolt Down Square Post Support Hot Dip Galvanised","description":"\u003cdiv class=\"product-description\"\u003e\n\n\u003ch2\u003e101 x 101mm (4\" x 4\") Bolt Down Square Post Support for 4x4 Timber Posts\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003e101 x 101mm (4\" x 4\") bolt down square post support\u003c\/strong\u003e is designed for securing 4x4 timber posts to concrete surfaces for pergolas, gazebos, decking, fencing, and other outdoor timber structures.\u003c\/p\u003e\n\n\u003cp\u003eThe square base helps position the post accurately, while the bolt down design provides a strong and practical fixing method for concrete slabs, patios, and foundations. By keeping the timber raised above ground level, it helps reduce direct contact with moisture and lowers the risk of rot.\u003c\/p\u003e\n\n\u003cp\u003eManufactured from \u003cstrong\u003e2mm hot-dip galvanised steel\u003c\/strong\u003e, this post support offers excellent corrosion resistance and long-term durability for outdoor use.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSize: 101 x 101mm (4\" x 4\")\u003c\/li\u003e\n\u003cli\u003eSuitable for 4x4 timber posts\u003c\/li\u003e\n\u003cli\u003eHot-dip galvanised steel construction\u003c\/li\u003e\n\u003cli\u003e2mm steel thickness\u003c\/li\u003e\n\u003cli\u003e11mm fixing holes\u003c\/li\u003e\n\u003cli\u003eBolt down design for concrete installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePergolas, gazebos, and larger garden structures\u003c\/li\u003e\n\u003cli\u003eFence posts and outdoor timber uprights\u003c\/li\u003e\n\u003cli\u003eDecking, sheds, and timber frames\u003c\/li\u003e\n\u003cli\u003ePost fixing on concrete slabs and bases\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eSee more in \u003ca href=\"\/collections\/bolt-down-square-post-supports\"\u003ebolt down square post supports\u003c\/a\u003e or browse \u003ca href=\"\/collections\/post-supports\"\u003epost supports\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"Zarvio","offers":[{"title":"1","offer_id":57812475347289,"sku":"WCE-9\/3","price":12.33,"currency_code":"GBP","in_stock":false},{"title":"2","offer_id":57812475380057,"sku":"WCE-9\/3 x2","price":23.82,"currency_code":"GBP","in_stock":false},{"title":"3","offer_id":57812475412825,"sku":"WCE-9\/3 x3","price":35.32,"currency_code":"GBP","in_stock":false},{"title":"4","offer_id":57812475445593,"sku":"WCE-9\/3 x4","price":46.81,"currency_code":"GBP","in_stock":false},{"title":"5","offer_id":57812475478361,"sku":"WCE-9\/3 x5","price":58.31,"currency_code":"GBP","in_stock":false},{"title":"6","offer_id":57812475511129,"sku":"WCE-9\/3 x6","price":69.8,"currency_code":"GBP","in_stock":false},{"title":"8","offer_id":57812475543897,"sku":"WCE-9\/3 x8","price":92.8,"currency_code":"GBP","in_stock":false},{"title":"10","offer_id":57812475576665,"sku":"WCE-9\/3 x10","price":115.79,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/1440\/4697\/files\/101x101.png?v=1776251708"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/1440\/4697\/collections\/heavy_duty_galvanised_bolt-down_square_post.png?v=1776249981","url":"https:\/\/zarvio.co.uk\/collections\/bolt-down-square-post-supports.oembed","provider":"Zarvio","version":"1.0","type":"link"}