Yixing asphalt shingles glass tile factory known as asphalt shingles, is a new tile, nice product, product various shapes, different styles can take to build the roof, the majority of consumers, Hangzhou million towards specialized in producing glass tile, products of good quality, is the leading asphalt shingle industry, our professional sales asphalt shingles, factory outlets, the price is definitely the lowest, buy asphalt shingles asphalt shingles or to find manufacturers, Hangzhou million toward the asphalt shingles is your choice, fiberglass tire asphalt shingles modeling diverse, rich colors: flexible tile glass tile can be laid tapered, spherical, curved and other complex and steep sloping roof, and there are five different models and a dozen like a rich palette of colors You choose, good decorative effect, enhanced three-dimensional and aesthetic effect the roof. There are two standard ASTM International standards applicable to current US asphalt shingle products: ASTMD225 "mineral granule surface asphalt shingles (Organic Felt) technical conditions" and ASTM D3462 "mineral granule surface asphalt shingles (fiberglass tire) technical conditions . " This standard specifies two asphalt shingles minimum and maximum quality, physical properties and the use of function, and the International Building Code and NFPA 5000 "construction and safety norms" adopted, as a minimum requirement of asphalt shingles. According to the NRCA 2005-2006 steep slope roofing asphalt shingles guide data analysis revealed that all 13 organic felt carcass of asphalt shingles are in line with ASTM D225,104 a fiberglass shingles have 91 tires in line with ASTM D3462. Product meets the standards of a significant improvement compared to the situation a few years ago, when less than half of fiberglass tire asphalt shingles standard. Currently, the latest is the People's Republic of China National Standard GB / T 20474-2006 fiberglass tire asphalt shingles.