Seamless red copper tube is most often used for supply of hot and cold tap water, and as refrigerant line in HVAC (heating ventilation air conditioning) systems. There are two basic types of copper tubing, soft copper and rigidcopper.
Asphalt Crack Sealing Machine Product Description : Asphalt Crack Sealing Machine is the first line of the pavement maintenance program. Done properly it can add 5-7 years or more to a pavements life cycle. Used for the concrete and asphalt road crack fil