Brass compression fittings are available in both Irish sizes from ½” through to 2” and in the Metric sizes from 6mm through to 54mm. Compression fittings are manufactured according to the requirements of IS/EN 1254-2. They are suitable for a variety of applications including hot and cold water services, central heating installations, refrigeration, compressed air and general engineering applications. A variety of tubes may be used with compression fittings including copper tube, light and heavy gauge LDPE pipe and PEX pipe provided they comply with Irish & Metric sizes and the correct inserts are used. Brass Compression fitting should not be used for below ground applications.