4" x 4-1/2" XH Galvanized Pipe Nipple Schedule 80 size_1/2-Pint 1 Air Eliminators at the

1 Air Eliminators at the end of the short main or the main running to the warm side of the building

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

Plastic coating separates the copper tubing from the steel ring for electrolytic resistance and also minimizes noise and vibration

Material:   Black Steel Connection:   Threaded Thread Type:   Male Features:   Meets or exceeds all applicable ASTM and ANSI standards   Stocked from 1/8" through 6" diameters

4" x 4-1/2" XH Galvanized Pipe Nipple Schedule 80 size_1/2-Pint 1 Air Eliminators at thematerial: Galvanized Steel, Extra Heavy, Schedule 80 connection: Threaded Thread Type: Male Features: Meets or exceeds all applicable ASTM and ANSI standards Made in The U. S. A.