COPPER PIPES ASTM B88: This hard cover spesification drawn temper, seamless copper tubes which are suitable for use in general plumbingapplication, such as underground water services, potable water distribution, gas distribution, medical gas and fire sprinkler installation. Available in 3 types namely: 1. Type M 2. Type L 3. Type K, Brand: Kembla, Denji, Elgin, Trust, Crane