Dielectric Union For Fcu

It is installed between pipes made from dissimilar metal.

Dielectric union for fcu. A dielectric class 3000 union with a dielectric coated a105 carbon steel tailpiece that is 3 4 female npt with a 304 stainless 1 2 male npt threadpiece teflon o ring is coded as follows. Dielectric unions are used in commercial and residential applications to prevent accelerated corrosion and deterioration in the piping system due to galvanic and stray current. We offer dielectric unions in a range of configurations sizes and materials. I have a home that is 7 yrs old in burleson tx.

For technical drawings and 3 d models click on a part number. Union adapters for galvanized steel threaded pipe join copper tubing to galvanized threaded connections on hot water heaters. Bi metal fittings typically consist of brass and steel halves for connecting similarly differing pipe types. Pex universe aka pex u is a leading industrial equipment supplier offering high quality heat.

Copper tube size is the accepted designation of the copper tubing industry not the actual tube od. Each includes a union nut 2 tailpieces and a gasket. A dielectric union has an additional plastic or non conductive fiber sleeve which surrounds the brass part of the fitting and a washer to form a flange barrier. The dielectric union achieves this insulation by a plastic insert located between the two parts of the fitting.

Dielectric unions are use to join pipes made from dissimilar metals to avoid electrolysis which leads to corrosion and pipe failure. Dielectric flanges are installed between pipes made from dissimilar metals to help prevent accelerated deterioration and corrosion. Shop for dielectric union at ferguson. Ferguson is the 1 us plumbing supply company and a top distributor of hvac parts waterworks supplies and mro products.

Plumbing codes in all states require the use of dielectric unions when connecting dissimilar metals. Was the lack of a dielectric union to connect copper to galvanized steel a code violation in 2005 chicago il. If you have not already received a logon id and security code enroll now for access. We are on a co op water supply.

They are ideal for use in air and water conditioners hot water storage tanks processing tanks and steam gas and water piping. This union is made from galvanized steel and lead free brass.