Use a minimum 120mm thick Polyisocyanurate (PIR) foil backed insulation boards (TR26 or equivalent) should be used to comply with part L regulations. Lay boards over the VCL in a broken bond pattern. Refer to the Cure It EVO installation guide for the complete process.
Негізгі бет Cure It EVO - Laying the Foil back Insulation Boards
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