{"product_id":"keystone-steel-box-lintel-box-k-100-insulated-3600-x-215mm-high-kbx136ins","title":"Keystone Steel BOX Lintel BOX\/K-100 Insulated 3600 x 215mm High KBX136INS","description":"\u003cp\u003eThis insulated steel box lintel is designed for use over structural openings in masonry walls. Manufactured from galvanised steel, it is suitable for supporting brickwork above windows and doors in cavity wall construction.\u003c\/p\u003e\u003cp\u003eMeasuring 3600mm in length and 215mm in height, this box lintel provides a straightforward solution for spanning wider openings. Insulation within the lintel helps to reduce thermal bridging, making it a practical choice for general building projects requiring energy efficiency awareness on site.\u003c\/p\u003e","brand":"Keystone Lintels","offers":[{"title":"Default Title","offer_id":53107640205648,"sku":"U0221388","price":383.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/5417\/9408\/files\/ed3f9afba4f4a74e500f2b373b1ff56c.jpg?v=1780577744","url":"https:\/\/totalsite.supply\/products\/keystone-steel-box-lintel-box-k-100-insulated-3600-x-215mm-high-kbx136ins","provider":"Total Site Supply UK","version":"1.0","type":"link"}