4" x 1-1/2" Black Malleable Iron Coupling 11-1 material: Copper connection: Sweat Features:

material:    Copper connection:    Sweat Features:    Made in the USA    Lightweight and Strong    IAPMO approved    ANSI approved

One Threaded Thread Type:    Male Features:    Made in the USA    Lightweight and Strong    IAPMO approved    ANSI approved

1 Air Eliminators at the end of the long main or main running to the cold side of the building

material:   Black Malleable Iron connection:   Threaded Thread Type:   Female Features:   Meets or exceeds all applicable ASTM and ANSI standards   100% pressure tested before leaving the factory

Fits both schedule 40 and 80 pipe

4" x 1-1/2" Black Malleable Iron Coupling 11-1 material: Copper connection: Sweat Features:Ward Class 150 Malleable Iron Fittings are made with the most sophisticated metallurgical and processing controls available. Iron samples are continuously analyzed using spectroscopy to conform the material quality. This sophisticated chemical analysis is complemented by rigorous quality control of incoming raw materials and iron processing. The final casting produced by this detailed attention to quality is a close grained, high strength, non porous