The Ondatherm sandwich panel offers ease of installation while meeting the most demanding thermal regulations. It has a joint system with no thermal bridge and a special air leakage seal which enables it to comply with the airtightness requirements within the Building Regs. In addition, we offer a wide range of mineral wool insulated roof panels. The Ondarock® sandwich roof panel solution is made of non combustible insulation to satisfy the most demanding fire regulation requirements.
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