Best Double Disc Check Valve

NIBCO - NLN10XH W910B-LF/W960B-LF Silent Wafer Check Valve Lead-Free Class 125 Iron Body Bronze Seat and Disc 4

• The NIBCO lead-free wafer style silent check valve is spring actuated with renewable bronze seat and disc.
• The spring return reduces noise for quiet operation.
• Check valves prevent backflow by automatically closing when fluid reverses direction.
• The check valve is recommended for commercial and industrial water applications.
• Lead Free refers to the wetted surface of pipe.
• fittings and fixtures in potable water systems that have a weighted average lead content ≤ 0.25% per the Safe Drinking Water Act (Sec. 1417) amended.
• Spring actuated (1/2 psi cracking pressure).

American Standard TU075508.295 Colony Pro Tub and Shower Trim Kit with Cartridge, 1.75 GPM, Brushed Nickel

• Includes One-Piece Cartridge: Simplifies installation and maintenance..
• Double Ceramic Pressure Balance Cartridge: Combination of Ceramic Disc Mixing Valve and a Ceramic Balancing Spool in a one-piece cartridge..
• Ceramic Disc Mixing Valve: Assures a lifetime of drip-free performance and smooth handle operation..
• Ceramic Balancing Spool: Maintains a constant output temperature in response to changes in relative hot and cold supply pressure. Ceramic material is unaffected by mineral deposits and harsh water conditions..
• Integrated Check Valves: Engineered to eliminate cross flow..
• Adjustable Hot Limit Safety Stop: Limits the amount of hot water allowed to mix with cold. Reduces the risk of accidental scalding..
• Comfort Zone: Offers a wider shower range to fine tune the desired temperature within the useful temperature zone..
• Back-to-Back Capability: Hot and cold can be reversed quickly and easily..
• For Use with Flash Shower Rough-In Valves.

American Standard TU385502.295 Reliant 3 Tub and Shower Faucet with Cartridge, Brushed Nickel

• Includes One-Piece Cartridge: Simplifies installation and maintenance..
• Double Ceramic Pressure Balance Cartridge: Combination of Ceramic Disc Mixing Valve and a Ceramic Balancing Spool in a one-piece cartridge..
• Ceramic Disc Mixing Valve: Assures a lifetime of drip-free performance and smooth handle operation..
• Ceramic Balancing Spool: Maintains a constant output temperature in response to changes in relative hot and cold supply pressure. Ceramic material is unaffected by mineral deposits and harsh water conditions..
• Integrated Check Valves: Engineered to eliminate cross flow..
• Adjustable Hot Limit Safety Stop: Limits the amount of hot water allowed to mix with cold. Reduces the risk of accidental scalding..
• Comfort Zone: Offers a wider shower range to fine tune the desired temperature within the useful temperature zone..
• Back-to-Back Capability: Hot and cold can be reversed quickly and easily..
• “Easy Clean” 4-1/2" (115 mm) showerhead, 2.5 gpm/9.5 L/min maximum flow.
• For Use with Flash Shower Rough-In Valves.

American Standard TU075500.002 Colony PRO Valve Only Trim Kit with Cartridge, Polished Chrome

• Includes One-Piece Cartridge: Simplifies installation and maintenance..
• Double Ceramic Pressure Balance Cartridge: Combination of Ceramic Disc Mixing Valve and a Ceramic Balancing Spool in a one-piece cartridge..
• Ceramic Disc Mixing Valve: Assures a lifetime of drip-free performance and smooth handle operation..
• Ceramic Balancing Spool: Maintains a constant output temperature in response to changes in relative hot and cold supply pressure. Ceramic material is unaffected by mineral deposits and harsh water conditions..
• Integrated Check Valves: Engineered to eliminate cross flow..
• Adjustable Hot Limit Safety Stop: Limits the amount of hot water allowed to mix with cold. Reduces the risk of accidental scalding..
• Comfort Zone: Offers a wider shower range to fine tune the desired temperature within the useful temperature zone..
• Back-to-Back Capability: Hot and cold can be reversed quickly and easily..
• Wall escutcheon with Red/Blue indicators.
• For Use with Flash Shower Rough-In Valves: RU101, RU101SS, RU102, RU102SS, RU107, RU107SS, RU107E, RU107ESS, RU108, RU108SS, RU108E, RU108ESS, RU109, and RU109SS.

Febco 3/4 in Bronze Double Check Valve Assembly-3/4 850

• This 3/4 in. double check valve assembly is designed to prevent the backflow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements..
• Its compact modular design facilitates easy maintenance with a single access cover for in-line repairs..
• The FEBCO Series 850 Double Check Valve Assemblies are designed for non-health hazard applications..
• This assembly consists of a bronze body construction, NPT end connections, quarter turn ball valve shutoffs, top mounted test cocks, 2 in-line independent positive seating check modules, captured springs, and replaceable check discs and seats..
• Bronze body for durability, Modular compact design, Replaceable seats and seat discs, Top entry.

Zurn Wilkins 3/4 70XL Pressure Reducing Valve with double union FNPT connection

• Complete Repair Kit available (RK34-70XL) includes cartridge, diaphragm, diaphragm disc and bolt, spring, spring disc, friction ring, union gasket,....

American Standard TU105501.243 Studio S Shower Only Trim Kit with Cartridge, 2.5 GPM, Legacy Bronze

• Includes One-Piece Cartridge: Simplifies installation and maintenance..
• Double Ceramic Pressure Balance Cartridge: Combination of Ceramic Disc Mixing Valve and a Ceramic Balancing Spool in a one-piece cartridge..
• Ceramic Balancing Spool: Maintains a constant output temperature in response to changes in relative hot and cold supply pressure. Ceramic material is unaffected by mineral deposits and harsh water conditions..
• Integrated Check Valves: Engineered to eliminate cross flow..
• Adjustable Hot Limit Safety Stop: Limits the amount of hot water allowed to mix with cold. Reduces the risk of accidental scalding..
• Comfort Zone: Offers a wider shower range to fine tune the desired temperature within the useful temperature zone..
• 8" 2.5 gpm/9.5 L/min maximum flow Shower Head.
• Compatible Rough-in: RU101, RU102, RU107, RU108, RU109 (Sold Separately).

Dixon SWCV300 Brass Horizontal Swing Check Valve 3 NPT Female

Febco 905-052 765 Check Valve Assembly Repair Kit 1 -1 1/4 ,white

• For 1"-1 1/4" Model 765 Pressure Vacuum Breakers.
• Contains 1 Holder, 1 Screw, 1 Disc And 1 Guide.