asphlt roof shingle,,,
check it out:
Lightweight and strong.
Meets the NZ building code for lightweight roofing
Plywood substrate adds exceptional strength and bracing to building frame
Design flexibility.
Being flexible, easily cut or shaped Owens Corning shingles can be installed to may roof designs
Pitch can be as low as 10 degrees
Insulation
Layers of asphalt sheet plus plywood combine to create a high level of acoustic insulation
The Owens Corning roofing system using ceiling cavity ventilation helps remove condensation and humid air.
Corrosion and wind resistant
Perfectly suited to cope with corrosive coastal environs and high humidity airs
Cost comparative to steel grade required for salt spray zones
All asphalt shingle roofs installed by Northtiles are fastened with multiple stainless steel fixings and are extremely wind resistant
Safe roof
Solid plywood substrate beneath your roof means you can safely access your roof for gutter cleaning and building maintenance
No concerns about denting iron or metal tiles, or loosing your footing on slippery surfaces作者: lookdi 时间: 2010-1-22 16:06:55