EUROTOP N 35 breathable roofing underlay

EUROTOP N 35 is an excellent material for use as a fully supported or unsupported roof underlay on tiled or slated pitched roofs constructed in accordance with the relevant clauses of BS 5534:2003. EUROTOP N 35 may be used in cold and warm roof details. Providing the roof has been counter-battened with a minimum 25mm timber on top of the membrane