Watts Datasheets for Check Valves

Check valves are self-activating safety valves that permit gases and liquids to flow in only one direction, preventing process flow from reversing. They are classified as one-way directional valves. 
Check Valves: Learn more

Product Name Notes
Tank, Cover Safety Valve w/ float, Air Check -- Round Brine Tanks - Fully Assembled Complete brine tank assembly including: overflow, grid, safety valve w/ float, air check and well; Available in blue, black, and almond; up to 1,400 lbs salt capacity.
Tank, Cover Safety Valve w/ Float, Air Check -- Square Brine Tanks - Fully Assembled Complete brine tank assembly including: overflow, safety valve w/ float, and air check; Available in blue, black, and almond; 250 lbs salt capacity.
Ductile Iron Rate-of-Flow Control Valve with Hydraulic Check Feature -- LF950GD-01
Stainless Steel Rate-of-Flow Control Valve with Hydraulic Check Feature -- 950GS-01
Designed to automatically limit flow rate to a constant, adjustable, maximum by sensing differential pressure across a remote mounted orifice plate (field installed), and close drip-tight when downstream pressure becomes...
Ductile Iron Pressure Reducing Control Valve with Hydraulic Check Feature -- LF910GD-01
Stainless Steel Pressure Reducing Control Valve with Hydraulic Check Feature -- 910GS-01
Designed to automatically reduce a fluctuating higher upstream pressure to a constant lower downstream pressure regardless of varying flow rates, and close drip-tight when downstream pressure becomes greater than upstream...
Ductile Iron Pressure Reducing and Sustaining Control Valve with Hydraulic Check Feature -- 912GD-01
Stainless Steel Pressure Reducing and Sustaining Control Valve with Hydraulic Check Feature -- 912GS-01
Designed to automatically reduce a fluctuating higher upstream pressure to a constant lower downstream pressure regardless of varying flow rates, throttle to sustain a minimum upstream pressure, and close drip-tight...
Ductile Iron Non-Surge Check Valve (4" and Smaller) -- LF940GD-04
Ductile Iron Non-Surge Check Valve (6" and Larger) -- LF940GD-04-19
Stainless Steel Non-Surge Check Valve (4" and Smaller) -- 940GS-04
Stainless Steel Non-Surge Check Valve(6" and Larger) -- 940GS-04-19
Designed to control pipeline surges caused by flow reversal by slowly opening and closing at separate adjustable rates.
Ductile Iron Dual Chamber Pump Control Valve with Mechanical Check Feature -- 980GD-16
Ductile Iron Dual Chamber Pump Control Valve with Mechanical Check Feature -- 980GD-16-19
Stainless Steel Dual Chamber Pump Control Valve with Mechanical Check Feature -- 980GS-16
Stainless Steel Dual Chamber Pump Control Valve with Mechanical Check Feature -- 980GS-16-19
Designed to minimize pressure surges associated with the starting and stopping of pumps. The valve opens at an adjustable rate upon pump start-up, and closes at an adjustable rate upon...
Ductile Iron Solenoid (On-Off) Control Valve with Hydraulic Check Feature (4" and Smaller) -- LF930GD-01
Ductile Iron Solenoid (On-Off) Control Valve with Hydraulic Check Feature (6" and Larger) -- LF930GD-01-19
Stainless Steel Solenoid (On-Off) Control Valve with Hydraulic Check Feature (4" and Smaller) -- 930GS-01
Stainless Steel Solenoid (On-Off) Control Valve with Hydraulic Check Feature (6" and Larger) -- 930GS-01-19
Designed to open fully or close drip-tight as commanded by the 3-Way Solenoid Pilot, and close drip-tight when downstream pressure becomes greater than upstream pressure. The solenoid may be activated...
Ductile Iron Pressure Sustaining Control Valve with Solenoid (On-Off) and Hydraulic Check Feature -- LF920GD-01-15
Stainless Steel Pressure Sustaining Control Valve with Solenoid (On-Off) and Hydraulic Check Feature -- 920GS-01-15
Designed to permit flow when upstream pressure is above the adjustable setpoint of the control pilot, and throttle when upstream pressure falls below the adjustable setpoint. The valve also acts...
Ductile Iron Pressure Sustaining or Backpressure Control Valve with Hydraulic Check Feature -- LF920GD-01
Stainless Steel Pressure Sustaining or Backpressure Control Valve with Hydraulic Check Feature -- 920GS-01
Designed to permit flow when upstream pressure is above the adjustable setpoint of the control pilot, and throttle when upstream pressure falls below the adjustable setpoint. The valve closes drip-tight...
Lead Free* Cast Copper Silicon Alloy Maxi-Flo Check Valve -- LF600 Lead Free* Brass Maxi-Flo Check Valves feature a Lead Free* cast copper silicon alloy body with NPT female threaded connections. These silent check valves have a low pressure drop and...
Lead Free* Check Stop Valve -- LFCS Model LFCS check stop valves are designed for use at the hot and cold water inlet supplies for mixing and temper ing valves. Model LFCS valves perform triple duty as:...
Dual Chamber - Reduced Port with Mechanical Check Feature -- 600GD-16 / 600AD-16 Models 600GD-16 (Globe) and 600AD-16 (Angle) are Ductile Iron, reduced port, dual chamber basic valves that incorporate a two-piece telescoping disc and diaphragm assembly. When pressure is applied to the...
Dual Chamber - Reduced Port with Mechanical Check Feature -- 600GS-16 / 600AS-16 Models 600GS-16 (Globe) and 600AS-16 (Angle) are Stainless Steel, reduced port, dual chamber basic valves that incorporate a two-piece telescoping disc and diaphragm assembly. When pressure is applied to the...
Single Chamber - Reduced Port with Mechanical Check Feature -- 605GD-16 / 605AD-16 Models 605GD-16 (Globe) and 605AD-16 (Angle) are Ductile Iron, reduced port, single chamber basic valves that incorporate a two-piece telescoping disc and diaphragm assembly. This assembly is the only moving...
Single Chamber - Reduced Port with Mechanical Check Feature -- 605GS-16 / 605AS-16 Models 605GS-16 (Globe) and 605AS-16 (Angle) are Stainless Steel, reduced port, single chamber basic valves that incorporate a two-piece disc and diaphragm assembly. This assembly is the only moving part...
Dual Chamber - Full Port with Mechanical Check Feature -- 900GD-16 / 900AD-16 Models 900GD-16 (Globe) and 900AD-16 (Angle) are Ductile Iron, full port, dual chamber basic valves that incorporate a two-piece telescoping disc and diaphragm assembly. When pressure is applied to the...
Dual Chamber - Full Port with Mechanical Check Feature -- 900GS-16 / 900AS-16 Models 900GS-16 (Globe) and 900AS-16 (Angle) are Stainless Steel, full port, dual chamber basic valves that incorporate a two-piece telescoping disc and diaphragm assembly. When pressure is applied to the...
Single Chamber - Full Port with Mechanical Check Feature -- 905GD-16 / 905AD-16 Models 905GD-16 (Globe) and 905AD-16 (Angle) are Ductile Iron, full port, single chamber basic valves that incorporate a two-piece telescoping disc and diaphragm assembly. This assembly is the only moving...
Single Chamber - Full Port with Mechanical Check Feature -- 905GS-16 / 905AS-16 Models 905GS-16 (Globe) and 905AS-16 (Angle) are Stainless Steel, full port, single chamber basic valves that incorporate a two-piece disc and diaphragm assembly. This assembly is the only moving part...
Check Valve -- ACV Series Our check valves are made in New Zealand from high grade glass fiber reinforced nylon. Springloaded non-return check valves allow fluid to flow in one direction only, ideal for many...
Quick-Connect Union Check Valve - Polysulfone -- 3540B Quick-Connect union check valves - polysulfone. 3540B-10 - 1/2 in. CTS
Double Check Valve Assemblies -- 007 Series 007 Double Check Valve Assemblies prevent the backflow of contaminated water into the potable water supply. It consists of a bronze (1/2 to 2 in) body construction that is...
Double Check Detector Assemblies -- 007DCDA Series 007DCDA Double Check Detector Assemblies prevent the backflow of non-health hazard fire protection system substances from being pumped or siphoned into the potable water supply. It incorporates a meter...
Cast Iron Detector Check Valve -- 1000DCV Series 1000DCV Detector Check Valves are used in fire protection applications to detect leakage or unauthorized use of water in fire or automatic sprinkler systems. It consists of a cast...
Steel Detector Check Valve -- 1000DCV Series 1000DCV Detector Check Valves are used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. This Series features a fabricated steel body...
Stainless Steel Detector Check Valve -- 1000SS Series 1000SS Detector Check Valves are used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It consists of a stainless steel body...
Hydronic, Two-Way, Universal Flow Check Valve -- 2000-M5, 2000S-M5 Series 2000-M5, 2000S-M5 Hydronic, Two-Way, Universal Flow Check Valves are for use in commercial and residential hydronic heating systems to provide positive shutoff when circulator is not running, preventing flow...
Bronze Double Check Valve Assemblies -- 2000B Series 2000B Double Check Valve Assemblies prevent the backflow of contaminated water into the potable water supply. It consists of a bronze body construction that is easy to maintain and...
Bronze Double Check Valve Assemblies with Gear Operated Slow Close Isolation Valve -- Series 2000BM1-FP / 2000BM2-FP Series 2000BM1-FP / 2000BM2-FP Double Check Valve Assemblies with Gear Operated Slow Close Isolation Valves prevent the backflow of contaminated water into the potable water supply. It consists of a...
Stainless Steel Double Check Valve Assemblies -- 2000SS Series 2000SS Double Check Valve Assemblies prevent the backflow of polluted water from entering into the potable water supply. It consists of a compact construction and short lay length, ideal...
Stainless Steel Double Check Detector Assembly -- 3000SE Series 3000SE Double Check Detector Assembly is ideal for space restricted retrofit installations. It's long life 300 Series stainless steel housing, along with the cartridge check assembly substantially reduces the...
Stainless Steel Double Check Detector Assemblies -- 3000SS Series 3000SS Double Check Detector Assemblies prevent the backflow of fire protection system substances from being pumped or siphoned into the potable water supply. It consists of a compact construction...
Brass Midi Check Valve -- 6 Series 6 Brass Midi Check Valves are used in general industrial and plumbing applications. They feature a brass body with NPT female threaded end connections and positive back stop. Series...
Steam Check Valve -- 600-Z3 Series 600-Z3 Steam Check Valves are used in high cycle steam applications. They feature a bronze body heavy internal construction for longer life, conical 316 stainless steel disc for full...
Bronze Maxi-Flo Check Valve -- 601, 601S Series 601, 601S Bronze Maxi-Flo Check Valves are used to prevent the effects of water hammer in the piping system. They feature a bronze body, Viton disc and integral brass...
Double Check Detector Assemblies, Cast Iron -- 709DCDA Series 709DCDA Double Check Detector Assemblies prevent backflow of non-health hazard fire protection system substances from being pumped or siphoned into the potable water supply. It incorporates a meter to...
Double Check Valve Assemblies, Bronze -- 719 Series 719 Double Check Valve Assemblies are designed to protect drinking water supplies from dangerous cross-connections in accordance with national plumbing codes and water authority requirements. It consists of a...
Double Check Valve Assemblies, Stainless Steel -- 757, 757N Series 757, 757N Double Check Valve Assemblies prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. Its compact housing consists of...
Double Check Detector Assemblies, Stainless Steel -- 757DCDA, 757NDCDA Series 757DCDA, 757NDCDA Double Check Detector Assemblies prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. Its compact housing consists of...
Double Check Valve Assemblies, Stainless Steel -- 774 Series 774 Double Check Valve Assemblies prevent the backflow of polluted water from entering into the potable water supply. It consists of a compact construction and short lay length, ideal...
Double Check Detector Assemblies, Stainless Steel -- 774DCDA Series 774DCDA Double Check Detector Assemblies prevent the backflow of fire protection system substances from being pumped or siphoned into the potable water supply. It consists of a compact construction...
High Pressure Hose Drop Dual Check Vacuum Breakers -- 912HP Series 912HP High Pressure Hose Drop Dual Check Vacuum Breakers prevent the reverse flow of polluted water from processing and rendering areas from entering into the potable water supply. It...
Dual Check Vacuum Breakers for Vending Machine Water Supply Lines -- 9BD 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...
Dual Check Valve with Intermediate Atmospheric Vent -- 9D Series 9D Dual Check Valves with Intermediate Atmospheric Vent prevent the reverse flow of hot or cold polluted water from entering into the potable water supply. It consists of a...
Cast Iron Silent Check Valve -- ACVW-125 Series ACVW-125 Cast Iron Silent Check Valves are designed to prevent water hammer effect. The conical spring design allows the closure disc to travel more distance than other valves of...
Anti-Siphon/Chemigation Check Valve -- ASCV Series ASCV Anti-Siphon/Chemigation Check Valves are used to prevent backflow of mixtures of water and chemicals into the water supply. The spring swing silent check valve is extremely efficient. Series...
Stainless Steel Double Check Valve Assemblies with Tri-Link Check Valve -- C200, C200 Series C200, C200N Double Check Valve Assemblies prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. Its compact housing consists of...
Stainless Steel Double Check Detector Assemblies with Tri-Link Check Valve -- C300, C300N Series C300, C300N Double Check Valve Assemblies prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. Its compact housing consists of...
Flanged and Plain Check Valve -- FPP, FFF Series FPP (Plain) and FFF (Flanged) Check Valves are designed to permit free flow in one direction and to prevent return flow in the opposite direction. The unique design of...
Cast Iron Wafer Check Valve -- ICV-125-2-2-T Series ICV-125-2-2-T Cast Iron Wafer Check Valves are used in commercial and industrial HVAC applications to prevent water hammer and reverse fluid flow in water lines. They feature a cast...
Cast Iron Silent Check Valve, Flanged Ends -- ICVF-125 Series ICVF-125 Cast Iron Silent Check Valves are used in commercial and industrial HVAC applications to prevent water hammer and reverse fluid flow in water lines. Their conical spring design...
Lead Free* Double Check Valve Assemblies -- LF007 Series LF007 Lead Free* Double Check Valve Assemblies prevent the backflow of contaminated water into the potable water supply. It consists of a Lead Free* cast copper silicon alloy (1/2...
Lead Free* Double Check Valve Assemblies -- LF2000B Series LF2000B Double Check Valve Assemblies prevent the backflow of contaminated water into the potable water supply. It consists of a Lead Free* cast silicon copper alloy body construction that...
Lead Free* MIDI Check Valve -- LF6/LFP6 Series LF6 will operate efficiently in silence all of the functions of a swing check or vertical lift check valve. These are not suggested for installation in sewage ejector piping.
Lead Free* Cast Copper Silicon Alloy Maxi-Flo Check Valve -- LF601, LF601S Series LF601, LF601S Lead Free* cast copper silicon alloy Maxi-Flo Check Valves are used to prevent the effects of water hammer in the piping system. They feature a Lead Free*...
Lead Free* Double Check Valve Assemblies, Cast Iron -- LF709 Series LF709 Lead Free* Double Check Valve Assemblies prevent the reverse flow of polluted water from entering into the potable water supply. It has a modular check design for easy...
Lead Free* Double Check Valve Assemblies, cast copper silicon alloy -- LF719 Series LF719 Double Check Valve Assemblies are designed to protect drinking water supplies from dangerous cross-connections in accordance with national plumbing codes and water authority requirements. It consists of a...
Lead Free* Dual Check Valve with Hose Connection -- LFH7C Series LFH7C Lead Free* Dual Check Valve with Hose Connection prevent the reverse flow of polluted water from entering into the drinking water supply at individual outlets. It consists of...
Lead Free* Brass Swing Check Valve -- LFWCV, LFWCVS Series LFWCV, LFWCVS Lead Free* Brass Swing Check Valves are used to prevent reverse fluid flow in water and steam applications. This series features metal-to-metal seal, either threaded NPT or...
Stainless Steel Double Check Valve Assemblies with Tri-Link Check Valve for High Flow Fire Systems -- M200, M200N Series M200, M200N Double Check Valve Assemblies are specifically designed for high flow fire systems to prevent the backflow of pollutants that are objectionable but not toxic, from entering into...
Stainless Steel Double Check Valve Assemblies with Bi-Link Check Valve for High Flow Fire Systems -- M200Na Series M200Na Double Check Valve Assemblies are specifically designed for high flow fire systems to prevent the backflow of pollutants that are objectionable but not toxic, from entering into the...
Stainless Steel Double Check Detector Assemblies with Tri-Link Check Valve for High Flow Fire Systems -- M300, M300N Series M300, M300N Double Check Valve Assemblies are specifically designed for high flow fire systems to prevent the backflow of pollutants that are objectionable but not toxic, from entering into...
Stainless Steel Double Check Detector Assemblies with Bi-Link Check Valve for High Flow Fire Systems -- M300Na Series M300Na Double Check Valve Assemblies are specifically designed for high flow fire systems to prevent the backflow of pollutants that are objectionable but not toxic, from entering into the...
Service Check Valve -- SCV Series SCV Service Check Valves are used in heating applications between boiler piping and system components to facilitate the servicing of components under pressure, such as thermal expansion tanks and...
Dual Check Valve for Carbonated Beverage Machines -- SD Series SD-2 Dual Check Valves for Carbonated Beverage Machines prevent the reverse flow of contaminated water, such as carbon dioxide gas and carbonated water, from entering into the potable water...
Dual Check Valve with Atmospheric Port & Strainer for Carbonated Beverage Machines -- SD-3 Series SD-3 Dual Check Valves with Atmospheric Port & Strainer for Carbonated Beverage Machines prevent the reverse flow of polluted water, such as carbon dioxide gas and carbonated water, from...
Stainless Steel Double Check Valve Assemblies -- SS007 Series SS007 Stainless Steel Double Check Valve Assemblies provide protection to the potable water supply at non-health hazard cross-connections. Series SS007 is ideal in applications where the downstream liquid is...
Stainless Steel, Single-Detector Check Valve for Fire Sprinkler Systems -- SS07F Series SS07F Stainless Steel, Single-Detector Check Valves for Fire Sprinkler Systems are used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It...
Lead Free* Double Check Detector Assemblies -- LFC300, LFC300N The Colt LFC300, LFC300N Double Check Detector Assemblies are used to prevent backflow of pollutants, that are objectionable but not toxic, from entering the potable water supply system. The Colt...
Lead Free* Master Tempering Valve for Hot Water Distribution with Checkstops -- LFN170 CSUT The LFN170 CSUT Lead Free* Master Tempering Valve Series is designed for use in commercial and institutional applications, to mix hot and cold water to reduce high service water temperature...
Lead Free* Double Check Detector Assemblies -- LFM300, LFM300N The Maxim LFM300, LFM300N Double Check Detector Assemblies are used to prevent backflow of pollutants, that are objectionable but not toxic, from entering the potable water supply system. The Maxim...
Master Tempering Valve for Hot Water Distribution with Checkstops -- N170 CSUT The N170 CSUT Master Tempering Valve Series is designed for use in commercial and institutional applications, to mix hot and cold water to reduce high service water temperature to the...
Bronze bodied Double Check Detector Assemblies -- 3000BM1/3000BM1-FP The Series 3000BM1 Double Check Detector Assembly (DCDA) is specifically designed to protect against possible backpressure and backsiphonage conditions for non-health hazard (i.e., pollutant) application in accordance with Local Governing...
Pressure Sustaining with Hydraulic Check -- S116-5, S1116-5
Pressure Sustaining with Hydraulic Check Feature -- LFF116-5, LFF1116-5
Pressure Sustaining with Hydraulic Check Feature -- LFM116-5, LFM1116-5
The WATTS ACV Backpressure or Sustaining Control Valve with Hydraulic Check Feature is designed to permit flow when upstream pressure is above the adjustable setpoint of the control pilot, and...
Pressure Reducing with Hydraulic Check - Reduced Port -- LFM6115-3, LFM61115-3 The Watts ACV Combination Pressure Reducing and Check Valve is designed to automatically reduce a fluctuating higher upstream pressure to a constant lower downstream pressure, and close drip-tight when downstream...
Single Chamber - Full Port with Mechanical Check -- M400 / M1400 The Watts ACV Models M400 and M1400 are full port, single chamber basic valves that incorporate a two-piece disc and diaphragm assembly. This assembly is the only moving part within...
Dual Chamber - Full Port with Mechanical Check -- M518 / M1518 The Watts ACV Models M518 and M1518 are full port, dual chamber basic valves that incorporate a two-piece telescoping disc and diaphragm assembly. This assembly is the only moving part...
Single Chamber - Reduced Port with Mechanical Check -- M6400 / M61400 The WATTS ACV Models M6400 and M61400 are reduced port, single chamber basic valves that incorporate a two-piece disc and diaphragm assembly. This assembly is the only moving part within...
Dual Chamber - Reduced Port with Mechanical Check -- M6518 / M61518 The Watts ACV Models M6518 and M61518 are reduced port, dual chamber basic valves that incorporate a two-piece telescoping disc and diaphragm assembly. This assembly is the only moving part...
Single Chamber - Full Port with Mechanical Check -- S400 / S1400 The Watts ACV Models S400 and S1400 are full port, single chamber basic valves that incorporate a two-piece telescoping disc and diaphragm assembly. This assembly is the only moving part...
Dual Chamber - Full Port with Mechanical Check -- S518 / S1518 The Watts ACV Models S518 and S1518 are full port, dual chamber basic valves that incorporate a two-piece telescoping disc and diaphragm assembly. This assembly is the only moving part...
Single Chamber - Reduced Port with Mechanical Check -- S6400 / S61400 The Watts ACV Models S6400 and S64000 are reduced port, single chamber basic valves that incorporate a two-piece disc and diaphragm assembly. This assembly is the only moving part within...
Dual Chamber - Reduced Port with Mechanical Check -- S6518 / S61518 The Watts ACV Models S6518 and S61518 are reduced port, dual chamber basic valves that incorporate a two-piece telescoping disc and diaphragm assembly. This assembly is the only moving part...
Pressure Reducing with Hydraulic Check - Full Port -- LFM115-3, LFM1115-3
Pressure Reducing with Hydraulic Check -- LFF115-3, LFF1115-3
Pressure Reducing with Hydraulic Check -- S115-3, S1115-3
The WATTS ACV Pressure Reducing and Check Valve is designed to automatically reduce a fluctuating higher upstream pressure to a constant lower downstream pressure regardless of varying flow rates, and...
Pressure Reducing and Sustaining with Hydraulic Check - Full Port -- LFM115-11, LFM1115-11
Pressure Reducing and Sustaining with Hydraulic Check -- S115-11, S1115-11
Pressure Reducing and Sustaining with Hydraulic Check -- T214603
Pressure Reducing and Sustaining with Hydraulic Check -- T214903
The WATTS ACV Pressure Reducing and Sustaining Control Valve with Hydraulic Check Feature is designed to automatically reduce a fluctuating higher upstream pressure to a constant lower downstream pressure regardless...
Pressure Sustaining with Solenoid (On-Off) and Hydraulic Check -- LFF116-32, LFF1116-32
Pressure Sustaining with Solenoid (On-Off) and Hydraulic Check -- LFM116-32, LFM1116-32
Pressure Sustaining with Solenoid (On-Off) and Hydraulic Check -- S116-32, S1116-32
The Watts ACV Pressure Sustaining and Solenoid (On-Off) Control Valve with Hydraulic Check Feature is designed to permit flow when upstream pressure is above the adjustable setpoint of the control...
Dual Chamber with Mechanical Check -- LFM513-5, LFM1513-5
Dual Chamber with Mechanical Check -- LFM513-AK, LFM1513-AK
Dual Chamber with Mechanical Check -- S513-5, S1513-5
Dual Chamber with Mechanical Check -- S513-AK, S1513-AK
The WATTS ACV Pump Control Valve is designed to minimize the surges associated with the starting and stopping of pumps. The valve opens at an adjustable rate upon pump start-up,...
Rate-of-Flow Control Valve with Hydraulic Check -- LFF114-3, LFF1114-3
Rate-of-Flow Control Valve with Hydraulic Check -- LFM114-3, LFM1114-3
Rate-of-Flow Control Valve with Hydraulic Check -- S114-3, S1114-3
The WATTS ACV Rate of Flow Control Valve with Hydraulic Check Feature is designed to automatically limit flow rate to a constant, adjustable, maximum, and close drip-tight when downstream pressure...
Solenoid (On-Off) with Hydraulic Check for 6" & larger -- LFF113-32, LFF1113-32
Solenoid (On-Off) with Hydraulic Check for 6" & larger -- LFM113-32, LFM1113-32
Solenoid (On-Off) with Hydraulic Check for 6" & larger -- S113-32, S1113-32
The WATTS ACV Solenoid Control Valve with High Capacity Pilot System and Hydraulic Check Feature is designed to open fully or close drip-tight as commanded by a 3-Way Solenoid Pilot,...
Solenoid (On-Off) with Hydraulic Check for 4" & smaller -- LFF113-25, LFF1113-25
Solenoid (On-Off) with Hydraulic Check for 4" & smaller -- LFM113-25, LFM1113-25
Solenoid (On-Off) with Hydraulic Check for 4" & smaller -- S113-25, S1113-25
The WATTS ACV Solenoid Control Valve with Hydraulic Check Feature is designed to open fully or close drip-tight as commanded by a 3-Way Solenoid Pilot, and close drip-tight when downstream...