The SiouxChief® PowerPEX® PEX stainless steel clamps are designed for fast and secure connections of SiouxChief® PowerPEX® PEX tubes in potable water and radiant heating systems. The precision formed clamp is made of stainless steel and can be used with brass or poly fittings. The interlocking ring provides the same high integrity connection as a crimp connection and is ideal for use in hard to reach areas.