Consisting of a layer of expanded polystyrene insulation sandwiched between two layers of oriented strand board, Premier Building Systems's structural insulated panels (SIPs) feature a 60% higher ...
Homebuilding & Renovating on MSN
Are structural insulated panels the right option for your extension?
SIPs offer efficiency and performance, but they’re not a one-size-fits-all solution for extensions. Build expert Mark ...
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