Description: This product applies to 1/2" PEX tubing Made of high quality 304 stainless steel Safe for potable water and radiant floor heating 1/2" stainless steel clamps are for use with a PEX clamp (cinch) tool Indoor water supply, hot water pipe, pure water delivery pipe Food industry liquid food pipeline Plumbing heating system, central air-conditioning duct system, radiant floor heating systems, solar water heater systems Telecommunications, electrical pipe Electroplating, petroleum, chemical pipeline system No installation guide is included, professional installation is highly recommended