3 8 backflow preventer for sale, brand-new and used.

Watts No. N9 Back Pressure Backflow Preventer. 3/8"x3/8" Threaded.

The ECM Manufacture Technika IV Profi espresso machine meets form and function with its design in Germany and manufacturing in Italy. The ECM Manufacture Technika IV Profi espresso machine can switch between a reservoir/tank mode and a direct water line connection. The newest feature is the stainless steel guide rails placed on the black frame so the drip tray does not scratch the black paint on the side rails.

Used very little. About 1 month. Very nice condition.

New email me for quantity purchases apsnovelty@gmail.com

CHUDNOW MFG CO, INC DOUBLE CHECK VALVE / BACKFLOW PREVENTER - S470D-P66 BRAND NEW DOUBLE BALL. ALL STAINLESS STEEL CONSTRUCTION PRIMARY APPLICATIONS ARE BUT NOT LIMITED TO: CARBONATED WATER SYSTEMS - SODA FOUNTAIN MACHINES.

McCANN'S ASSE 1022 BACKFLOW PREVENTER / CHECK VALVE WITH VENT PORT ABF-1 SERIES MANUFACTURED BY ANDERSON BRASS CO. BRAND NEW FEATURES: WORKING PRESSURES FROM 10-200 PSIG WORKING TEMPERATURE UP TO 130 OF 3/8" FLARED x 3/8" NPT CONNECTIONS 1/4" BARB VENT ATMOSPHERIC PORT FOR VISUAL INDICATION OF PRIMARY CHECK LEAKAGE RELIABLE AND ROBUST DESIGN. MINIMIZED LEAK POINTS PERFORMS AND FUNCTIONS BETTER THAN OTHER DEVICES IN THE MARKET EASY TO INSTALL.

( NEW IN BOX ) WATTS NO. N9 BACK PRESSURE BACKFLOW PREVENTER, 3/8 SIZE. N9 SERIES ARE ALSO SUITED FOR CONTINUOUS OR INTERMITTENT PRESSURE TYPE INSTALLATIONS.

Brand new, never been used...180 Deg/150 PSI.

Part sold NIB. Thanks for looking!! Most of these items have been acquired at auction.

QUARTER MASTER PROLINE SERIES ANTI-SIPHON FROST FREE SILLCOCK QuarterMaster brass Anti siphon frost free sillcock. Easy quarter turn- Built in backflow preventer checks siphoning back into the water supply- sillcock drains automatically upon water shut off-

For underground lawn irrigation system, this 3/4" RPZ reduced pressure backflow preventer is installed on non-potable water lines to protect against contaminated water into the water supply. Has strainer attached. We misplaced this and had to buy a new one (over $400) before finding it again!

This valve is new old stock, in perfect unused condition. Connections are 3/8" flare. Series 9BD Dual Check Vacuum Breakers for Vending Machine Water Supply Lines prevent the reverse flow of contaminates, such as carbon dioxide gas and carbonated water, from entering the potable water supply.

Two Mccann's check valves. Price reflects that the double flared valve has some corrosion on the brass as seen in the photo. FEATURES: WORKING PRESSURES FROM 10-200 PSIG WORKING TEMPERATURE UP TO 130 OF 3/8" FLARED x 3/8" NPT CONNECTIONS - 1/8" Barbed Vent (1) 3/8" FlARED x 3/8" FLARED CONNECTIONS - 1/4" Barb (1) ATMOSPHERIC PORT FOR VISUAL INDICATION OF PRIMARY CHECK LEAKAGE

Wilkins Zurn 38-745F Carbonated Beverage Backflow Preventer Non-Vented New New in original Package. 3/8" Connections Only: $21.00 Limited Quantities! Once they are gone, they are gone for good.