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Noisy pipes, valves, and other air-related noises are often accepted as the signs of a functioning system. Excessive pump noise, cavitation, and cascading in terminal units are considered normal. But air in system water can cause corrosion, reduced efficiency, poorly heated or inadequately cooled rooms, accelerated component wear and on-going complaints. There is a device that will keep your system free of air permanently. Less maintenance, quiet operation, fewer costs!. Unlike conventional air eliminators or air scoops, the Spirovent completely eliminates 100% of the free air, 100% of the entrained air, and up to 99.6% of the dissolved air in the system. Consisting of woven copper wire soldered to a copper tube, the patented Spirotube creates a low velocity area in the Spirovent that scrubs the bubbles from the water. The air bubbles rise and collect in the air chamber before they are vented from the system via an integral automatic valve. Air problems become a thing of the past.
- Maintenance free
- No venting required
- Vent head is designed to stay dry, dirt and leak resistant
- 1/2" male thread port for pressure testing or remote venting of unwanted gases
- Quiet operation
- Increased component life
- Reduced oxygen based corrosion and pump cavitation
- The automatic air vent is guaranteed not to leak and can only be closed by the installer for a pressure test
- The air chamber has been designed so that dirt cannot reach the valve
- Large capacity collection chamber reduces the need for frequent draining
- Drain valve for flushing out the dirt
- Brass vent head
- Non-ferrous float
- ViTon seal and o-ring
- Copper cOverall Lengthescing medium
Noisy pipes, valves, and other air-related noises are often accepted as the signs of a functioning system. Excessive pump noise, cavitation, and cascading in terminal units are considered normal. But air in system water can cause corrosion, reduced efficiency, poorly heated or inadequately cooled rooms, accelerated component wear and on-going complaints. There is a device that will keep your system free of air permanently. Less maintenance, quiet operation, fewer costs!. Unlike conventional air eliminators or air scoops, the Spirovent completely eliminates 100% of the free air, 100% of the entrained air, and up to 99.6% of the dissolved air in the system. Consisting of woven copper wire soldered to a copper tube, the patented Spirotube creates a low velocity area in the Spirovent that scrubs the bubbles from the water. The air bubbles rise and collect in the air chamber before they are vented from the system via an integral automatic valve. Air problems become a thing of the past.
- Maintenance free
- No venting required
- Vent head is designed to stay dry, dirt and leak resistant
- 1/2" male thread port for pressure testing or remote venting of unwanted gases
- Quiet operation
- Increased component life
- Reduced oxygen based corrosion and pump cavitation
- The automatic air vent is guaranteed not to leak and can only be closed by the installer for a pressure test
- The air chamber has been designed so that dirt cannot reach the valve
- Large capacity collection chamber reduces the need for frequent draining
- Drain valve for flushing out the dirt
- Brass vent head
- Non-ferrous float
- ViTon seal and o-ring
- Copper cOverall Lengthescing medium
Noisy pipes, valves, and other air-related noises are often accepted as the signs of a functioning system. Excessive pump noise, cavitation, and cascading in terminal units are considered normal. But air in system water can cause corrosion, reduced efficiency, poorly heated or inadequately cooled rooms, accelerated component wear and on-going complaints. There is a device that will keep your system free of air permanently. Less maintenance, quiet operation, fewer costs!. Unlike conventional air eliminators or air scoops, the Spirovent completely eliminates 100% of the free air, 100% of the entrained air, and up to 99.6% of the dissolved air in the system. Consisting of woven copper wire soldered to a copper tube, the patented Spirotube creates a low velocity area in the Spirovent that scrubs the bubbles from the water. The air bubbles rise and collect in the air chamber before they are vented from the system via an integral automatic valve. Air problems become a thing of the past.
- Maintenance free
- No venting required
- Vent head is designed to stay dry, dirt and leak resistant
- 1/2" male thread port for pressure testing or remote venting of unwanted gases
- Quiet operation
- Increased component life
- Reduced oxygen based corrosion and pump cavitation
- The automatic air vent is guaranteed not to leak and can only be closed by the installer for a pressure test
- The air chamber has been designed so that dirt cannot reach the valve
- Large capacity collection chamber reduces the need for frequent draining
- Drain valve for flushing out the dirt
- Brass vent head
- Non-ferrous float
- ViTon seal and o-ring
- Copper cOverall Lengthescing medium
Bell & Gossett B138-12A Lead Free Brass Low Pressure Valve 1/2" Union FPT x Sweat 10-25 PSI
Reducing valves protect heating and plumbing systems against excessive line pressures. They are factory set at specified limits although adjustment is easily made. Equipped with built-in-strainer and low inlet pressure check valve.
Reducing valves protect heating and plumbing systems against excessive line pressures. They are factory set at specified limits although adjustment is easily made. Equipped with built-in-strainer and low inlet pressure check valve.
- Fast fill feature reduces start-up time and labor
- Low inlet pressure check valve help prevent loss of system pressure if the supply water drops below system pressure
- Convenient cleanable strainer is designed to prevent dirt and sediment from entering the system
- Flexible system connection
- Brass body construction is highly resistant to corrosion - ideal for water systems
- Protect heating and plumbing systems against excessive line pressures
- Equipped with built-in-strainer and low inlet pressure check valve
- Includes tailpiece
- Construction: diaphragm EPT with special insert, EPDM check valve and insert, brass valve plate, strainer and strainer nut wetted parts, steel non-wetted parts
- 12 psig factory set pressure, 125 psig maximum working pressure
Item#:
B138-12A
Manufacturer Item:
110193LF
Manufacturer:
BELL & GOSSETT ITT
Bell & Gossett B138-1 #8 Brass Dual Unit Valve 1/2" NPT 30 PSI Relief 12 PSI Reducing
Reducing valves fill the system to a preset pressure for optimum performance. Combination dual unit valves include pressure reducing valve and relief valve. Both Valves are equipped with an EPDM diaphragm. The diaphragm operated relief valve operates with a low differential between opening and closing pressures. The diaphragm operated pressure reducing valve is equipped with an inlet strainer and built-in low inlet pressure check valve.
Reducing valves fill the system to a preset pressure for optimum performance. Combination dual unit valves include pressure reducing valve and relief valve. Both Valves are equipped with an EPDM diaphragm. The diaphragm operated relief valve operates with a low differential between opening and closing pressures. The diaphragm operated pressure reducing valve is equipped with an inlet strainer and built-in low inlet pressure check valve.
- Low inlet pressure check valve help prevent loss of system pressure if the supply water drops below system pressure
- Convenient cleanable strainer is designed to prevent dirt and sediment from entering the system
- Relief and B-38 pressure reducing component valves
Item#:
B138-1
Manufacturer Item:
110199LF
Manufacturer:
BELL & GOSSETT ITT
Bell & Gossett B138-12 Low Pressure Reducing Valve 1/2" NPT 10-25 PSI
Reducing valves protect heating and plumbing systems against excessive line pressures. They are factory set at specified limits although adjustment is easily made. Equipped with built-in-strainer and low inlet pressure check valve.
Reducing valves protect heating and plumbing systems against excessive line pressures. They are factory set at specified limits although adjustment is easily made. Equipped with built-in-strainer and low inlet pressure check valve.
- Fast fill feature reduces start-up time and labor
- Low inlet pressure check valve help prevent loss of system pressure if the supply water drops below system pressure
- Convenient cleanable strainer is designed to prevent dirt and sediment from entering the system
- Flexible system connection
- Brass body construction is highly resistant to corrosion - ideal for water systems
- Protect heating and plumbing systems against excessive line pressures
- Equipped with built-in-strainer and low inlet pressure check valve
- Construction: diaphragm EPT with special insert, EPDM check valve and insert, brass valve plate, strainer and strainer nut wetted parts, steel non-wetted parts
- 12 psig factory set pressure, 125 psig maximum working pressure
Item#:
B138-12
Manufacturer Item:
110192LF
Manufacturer:
BELL & GOSSETT ITT
Watts Regulator series 374A boiler pressure relief valves are used in hot water boiler applications to protect against excessive pressure on all types of hot water heating boiler equipment. It consists of an iron body construction with forged bronze inlet connections, non-metallic disc-to-metal seating, stainless steel spring, and test lever. Series 374A resists corrosive water conditions, sticking and freezing, and prevents water and sediment from being trapped in the seat. It is designed for emergency safety relief and shall not be used as an operating control.
- Iron body with forged brass inlet
- Seat located above drain, water cant be trapped and sediment cant foul seat
- Non-mechanical seat-to-disc alignment will not stick or freeze
- Each hot water space heating boiler shall be equipped with a pressure relief valve set to relieve below the maximum boiler working pressure
- Non-metallic disc-to-metal seating
- Bronze inlet wetted parts
Item#:
B145-9A
Manufacturer Item:
0353030
Manufacturer:
WATTS REGULATOR CO
Bell & Gossett B7-12 Cast Brass Pressure Reducing Valve, 3/4", NPT, 10 - 25 psig
- Fast fill feature reduces start-up time and labor
- Low inlet pressure check valve help prevent loss of system pressure if the supply water drops below system pressure
- Convenient cleanable strainer is designed to prevent dirt and sediment from entering the system
Brass body construction is highly resistant to corrosion-ideal for water systems - Reducing valves protect heating and plumbing systems against excessive line pressures
- Equipped with built-in-strainer and low inlet pressure check valve
- They are factory set at specified limits although adjustment is easily made
- Construction - cast brass body, with special insert diaphragm, EPDM check valve, brass seat, brass with EPDM insert stem, brass valve plate, stainer and strainer nut wetted parts and steel non-wetted parts
Item#:
B138-10A
Manufacturer Item:
110196
Manufacturer:
BELL & GOSSETT ITT
Amtrol Parts 443 Cast Iron In-Line Air Purger, 1", 125 psig 4" W x 6" H
- Separates air from water in closed loop hydronic heating system
- System connection sets the point of no pressure change
- 1-year warranty
- 1/8" NPT top tapping, 1/2" bottom tapping
Amtrol Parts 445 Cast Iron Air Purger, 1-1/2", 125 psi, 4" W x 6" H
- Separates air from water in closed loop hydronic heating system
- System connection sets the point of no pressure change
- 1-year warranty
- 1/8" NPT top tapping, 1/2" bottom tapping
Amtrol Parts 444 Cast Iron Air Purger, 1-1/4", 125 psi, 4" W x 6" H
- Separates air from water in closed loop hydronic heating system
- System connection sets the point of no pressure change
- 1-year warranty
- 1/8" NPT top tapping, 1/2" bottom tapping
Amtrol Parts Diaphragm Expansion Tank W/444 Purger 4.4 Gallon 1/2" NPTM 100 psig