Watts Regulators series 1450F dual controls regulator and relief Valve are for use in commercial and residential hydronic heating systems to fill the boiler and piping system with water, and to maintain water pressure in the system at all times. It also provides make-up water to the system in the event of system leaks. It consists of an iron and bronze body construction with NPT threaded inlet and outlet connections, an attached iron body, diaphragm relief valve, a tight seating check valve, purge lever for manual purging, and a stainless steel strainer. Series 1450F has high capacity performance and simplified servicing design. It is suitable for use in the boiler feed lines of hydronic heating systems.

Combination fill valve and safety pressure relief valve
• Tight seating check valve
• Purge lever for manual purging
• High capacity
• Stainless steel strainer to protect the valve disc from fouling
• 15 psi set and 30 psi relief valve setting
  
  

  Watts Water B144-1

Watts Regulaot series 40L, 40xL automatic reseating temperature and pressure relief valves are used in commercial water heater applications to provide automatic temperature and pressure protection to hot water supply tanks and hot water heaters. They feature a bronze body with NPT male inlet and NPT female outlet connections, unique thermostat with special thermo-bonded coating, tamper-resistant bonnet screws, automatic reseating feature, and test lever. Model 40L has a short thermostat for installation directly in available tank tapings. Model 40xL has an extension thermostat for installation in the hot water outlet within the allowable distance from the top of the tank. Series 40L, 40xL valves are ASME rated and CSA listed.

The combined 2-in-1 temperature and pressure relief valve provides the least expensive and proven means for protection against both excessive temperature and pressure emergency conditions
• Fully automatic temperature and pressure relief protection for domestic hot water supply tanks and heaters
• Includes test lever and extension thermostat for installation in hot water outlet within the allowable distance from the top of the tank
• Non-mechanical seat-to-disc alignment
• Thermostat is accurate and proven and exclusively designed and manufactured by Watts
• Tamper-resistant bonnet screws
  
  

  Watts Water B147-103

Watts Water B911 Bronze Combination Fill Valve Feeder and Backflow Preventer, 1/2" Threaded

Pre-assembled for ease of installation
• Easy service accessibility
• High capacity fill valve for quick system filling and purging
• All bronze body construction union NPT x NPT connections
• Installed on the boiler feed line to provide make-up water to the boiler
• The valve shall contain a watts regulator model 9D backflow preventer and model 1156 feed water pressure regulator
  
  

  Watts Water B911T

Series LFP3 lead free multi-orifice flow control valves for tankless heaters are for use in commercial and residential hydronic heating systems to limit the flow of water to equipment in tankless heater installations. It has a multi-orifice cylinder design with solder connections that allow you to select a flow adjustment of 2 1/2, 3, 3 1/2, or 4 gpm by turning the cap to the desired setting.

Multi-orifice cylinder adjusts to 3, 3-1/2 or 4 gpm



Watts Water B49-20

Watts Water B911S Bronze Combination Fill Valve Feeder and Backflow Preventer, 1/2" Sweat

Pre-assembled for ease of installation
• Easy service accessibility
• High capacity fill valve for quick system filling and purging
• All bronze body construction union solder x NPT connections
• Installed on the boiler feed line to provide make-up water to the boiler
• The valve shall contain a watts regulator model 9D backflow preventer and model 1156 feed water pressure regulator
  
  

  Watts Water B911S

Watts Regulator ETX-30 Steel Residential Closed Hot Water Heating Expansion Tank 4.5 Gallon

Watts Regulator ETX-30

Watts FBV-3C Forged Brass 2-Piece Full Port Ball Valve, 1/4", Threaded

Bottom-loaded blowout proof stem, virgin PTFE seats, thrust washer, and adjustable stem packing gland, stem packing nut, chrome plated brass ball, brass adapter, and steel handle
• Fluorocarbon elastomer stem o-ring prevents stem leaks
• Adjustable stem packing gland
• Zinc plated carbon steel handle nut
• Brass packing nut
• Cardboard, mylar coated both sides tag
• Forged lead free copper silicon alloy brass adapter
  
  

  Watts Water FBV-3C-1/4

Watts HP-30PRO-P125 Boiler Header Package HP-BHM-125EXT-30B911S-M3,

Watts Regulator HP-30PRO-P125

Watts LFIS6301 Lead Free Copper Silicon Alloy 2-Piece Full Port Ball and Waste Valve with Drain Port, 3/4", Solder

Feature a side drain port to drain or vent downstream line when the valve is in the off position
• Full port orifice ensures maximum flow capacity and its ball is wiped clean during each operation of the valve
• Suitable for a full range of liquids and gases, consult factory for specific applications
• Ball is wiped clean during each operation of the valve
• Blowout-proof, pressure retaining stem
• Vinyl insulator on heavy duty handle
• Fast, quarter-turn open or close operation
• Low operating torque
• Adjustable stem packing gland
• Brass handle nut, packing nut and cap, PTFE thrust washer, copper silicon alloy adapter
  
  

  Watts Water IS630134LF

Watts LFIS6301 Lead Free Copper Silicon Alloy 2-Piece Full Port Ball and Waste Valve with Drain Port, 1/2", Solder

Feature a side drain port to drain or vent downstream line when the valve is in the off position
• Full port orifice ensures maximum flow capacity and its ball is wiped clean during each operation of the valve
• Suitable for a full range of liquids and gases, consult factory for specific applications
• Ball is wiped clean during each operation of the valve
• Blowout-proof, pressure retaining stem
• Vinyl insulator on heavy duty handle
• Fast, quarter-turn open or close operation
• Low operating torque
• Adjustable stem packing gland
• Brass handle nut, packing nut and cap, PTFE thrust washer, copper silicon alloy adapter
  
  

  Watts Water IS630112

Watts LFIS6301 Lead Free Copper Silicon Alloy 2-Piece Full Port Ball Valve with Side Drain, 1", Solder Sweat

Lead free copper silicon alloy ball valves feature a side drain port to drain or vent downstream line when the valve is in the off position
• Full port orifice ensures maximum flow capacity and its ball is wiped clean during each operation of the valve
• Drain port allows draining or venting of downstream line when valve is in the off position
• Virgin PTFE valve seats are standard, suitable for a full range of liquids and gases, consult factory for specific applications
• Ball is wiped clean during each operation of the valve
• Blow-out proof pressure retaining stem
• Vinyl insulator on heavy duty handle
• Fast, quarter-turn open or close operation
• Low operating torque
• Adjustable stem packing gland
• Brass cap, handle and packing nut
• PTFE thrust washer
• Lead free copper silicon alloy adapter
  
  

  Watts Water IS6301

Watts LFIT6300 Lead Free Copper Silicon Alloy 2-Piece Full Port Ball Valve with Side Drain, 1/2", NPT

Lead free copper silicon alloy ball valves feature a side drain port to drain or vent downstream line when the valve is in the off position
• Full port orifice ensures maximum flow capacity and its ball is wiped clean during each operation of the valve
• Drain port allows draining or venting of downstream line when valve is in the off position
• Virgin PTFE valve seats are standard, suitable for a full range of liquids and gases, consult factory for specific applications
• Ball is wiped clean during each operation of the valve
• Blow-out proof pressure retaining stem
• Vinyl insulator on heavy duty handle
• Fast, quarter-turn open or close operation
• Low operating torque
• Adjustable stem packing gland
• Brass cap, handle and packing nut
• PTFE thrust washer
• Lead free copper silicon alloy adapter
  
  

  Watts Water LFIT6300