Zurn 1 in x 1 5/8 in Vacuum Breaker, FNPT x FNPT Connection Type - 1-35XL Vendors and Disposals the flanges are simply slid

the flanges are simply slid onto the rod and then mounted to any hard surface via the countersunk holes positioned in two of the each of the flange's four corners

Bowl Mount Painted

It can also be used in the tub or shower areas of washroom facilities and hotel bathrooms

Designed for mounting on hard surfaces

18 Gauge CuVerro antimicrobial copper 15' x 22' x 7

Zurn 1 in x 1 5/8 in Vacuum Breaker, FNPT x FNPT Connection Type - 1-35XL Vendors and Disposals the flanges are simply slidAtmospheric Type Vacuum Breakers,Prevent back siphoning of polluted water into potable water systems. Corrosion resistant forged brass construction. FNPT connection.