{"product_id":"keystone-steel-box-lintel-box-k-100-insulated-3900-x-215mm-high-kbx139ins","title":"Keystone Steel BOX Lintel BOX\/K-100 Insulated 3900 x 215mm High KBX139INS","description":"\u003cp\u003eThis insulated steel box lintel is designed for supporting brickwork over openings in external or internal walls. Manufactured from galvanised steel, it provides reliable load-bearing capacity for typical residential or commercial build projects.\u003c\/p\u003e\u003cp\u003eThe 3900mm length suits longer spans and is compatible with wall constructions within a 100mm to 215mm width range. Insulation within the lintel assists in reducing cold bridging, supporting energy efficiency targets during construction.\u003c\/p\u003e","brand":"Keystone Lintels","offers":[{"title":"Default Title","offer_id":53107640369488,"sku":"U0235340","price":576.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/5417\/9408\/files\/75e07220da6aaf3f392cbf75753987df.jpg?v=1780577754","url":"https:\/\/totalsite.supply\/products\/keystone-steel-box-lintel-box-k-100-insulated-3900-x-215mm-high-kbx139ins","provider":"Total Site Supply UK","version":"1.0","type":"link"}