ReviewsHvac System Pressure Relief Valves

Flappy Birds Family

  • Lead Free - Meets all federal & state standards for lead levels in drinking water system components..
  • 1 per carton - 10 per case - Individually Priced & Sold.
  • Includes a residential pressure relief valve (150 PSI/200,000 BTU).
  • Compact version of Webstone's original Isolator EXP.
  • Certified to NSF/ANSI 61-8 and comply with the lead requirements of AB1953 and Annex G.
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Motorcraft FL1AB12 Oil Filter

  • Helps protect against engine wear by screening out abrasives, such as carbon, sand, dust and bits of metal before they can get into your oil.
  • Pressure-relief valves help minimize the chance of contaminated oil circulating back into the engine.
  • Pressure-relief valves also help maintain the supply of oil to the engine under extreme cold conditions or if the filter gets clogged.
  • Steel cases are “ironed” for a precise fit, fluted to ease removal and painted to resist rust.
  • Efficient filter media offers increased dirt-collecting capability and ability to capture more engine-harming particles.
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Motorcraft FL1HP Oil Filter

  • Helps protect against engine wear by screening out abrasives, such as carbon, sand, dust and bits of metal before they can get into your oil.
  • Pressure-relief valves help minimize the chance of contaminated oil circulating back into the engine.
  • Pressure-relief valves also help maintain the supply of oil to the engine under extreme cold conditions or if the filter gets clogged.
  • Steel cases are “ironed” for a precise fit, fluted to ease removal and painted to resist rust.
  • Efficient filter media offers increased dirt-collecting capability and ability to capture more engine-harming particles.
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Digital Manometer, Dual Port Air Pressure Meter Pressure Gauge HVAC Gas Tester, Differential Pressure Manometer with 5/16 Inches Diameter Pressure Port, Hti-Xintai

  • Updated with 5/16" Pressure Port Size, Fit in most gas valves and you do not need to purchase additional accessories. Flexible silicone tubing size updated to 19” length *1/4” diameter..
  • 11 Selectable Units&High Accurate, This gas pressure meter features 11 selectable units of measure. The device measures gauge and differential pressure in the range of ±2 psi. High resolution(0.001psi) gauge..
  • Date Hold & Max/Min/Avg Recording, Press the HOLD button momentarily to freeze the displayed reading. Zero function for offset correction or measurement. Press the REC button to access the MIN/MAX/AVG recording mode..
  • Multi-Application, Validate pressures in accordance with equipment manufacturer’s specification for optimal system efficiency and safety. Specifically for use in HVAC, pneumatic controls, medical equipment, gas appliance repair and installation, laboratory testing, computer peripherals..
  • Portable, The digital gas manometer dimensions:5.79" x 2.16" x1.26", Slim design and the easy button for one hand operation, free up a hand for other work..
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Motorcraft SAE 5W30 Synthetic Blend Motor Oil 12 Quarts Ford OEM Oil Change

  • Helps protect against engine wear by screening out abrasives, such as carbon, sand, dust and bits of metal before they can get into your oil.
  • Pressure-relief valves help minimize the chance of contaminated oil circulating back into the engine.
  • Pressure-relief valves also help maintain the supply of oil to the engine under extreme cold conditions or if the filter gets clogged.
  • Steel cases are “ironed” for a precise fit, fluted to ease removal and painted to resist rust.
  • Efficient filter media offers increased dirt-collecting capability and ability to capture more engine-harming particles.
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Motorcraft FL500SB12-12PK Oil Filter Fleet Pk Aa5Z6714B

  • Helps protect against engine wear by screening out abrasives, such as carbon, sand, dust and bits of metal before they can get into your oil.
  • Pressure-relief valves help minimize the chance of contaminated oil circulating back into the engine.
  • Pressure-relief valves also help maintain the supply of oil to the engine under extreme cold conditions or if the filter gets clogged.
  • Steel cases are “ironed” for a precise fit, fluted to ease removal and painted to resist rust.
  • Efficient filter media offers increased dirt-collecting capability and ability to capture more engine-harming particles.
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iPower 6 inch Backdraft Shutter Damper Back Draft Blocker, One-Way Airflow Ducting Insert Backflow Preventer with 2 Inline Springs Loaded Folding Blades, 6\

  • Lightweight valve wings: The valve wings open under the pressure created by the airflow and then automatically close with the spring work. The backflow flap closes automatically at low air volumes. The Backdraft shutter is installed so that the damper blades open only in the outflowing air direction.
  • Keep away from rattling: It has an internal foam strip and a smooth-running spring to keep the valve wings from rattling. The position of the spring should be horizontal for horizontal installations so that it can open and close optimally.
  • One-way airflow ducting insert: Back-flow valve with 2 spring-loaded wings prevents the reverse airflow movement through the ventilation duct when the ventilation system is turned off.
  • Material: The 6 inch Backdraft damper is made out of a Galvanized steel, the flap leaves are made of aluminum, while the Axis and spring are made of stainless steel and can withstand temperatures from 14 to 140 °F.
  • Wide applications: Back draught valves can be inserted into ventilation ducts which are flexible or non-flexible. Designed for use with range hoods, bathroom fans, kitchen and other home HVAC applications. Essential for HVAC ventilation.
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Wilkins 115-975XL2 1.5-Inch Lead Free Reduced Pressure Backflow Preventer

  • Reduced pressure principle backflow preventer consisting of a pressure differential relief valve located between twoindependently operated spring-loaded center guided check valves, “Y” pattern body.
  • Complete with two full port resilient seated ball valves for shut-off and four resilient seated ball valve test cocks.
  • Pre-plumbed backflow station. Assembly can be of the reduced pressure principle or of the double check type.
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Kegco LHU5S-3 Elite Series Three Product Secondary Regulator

  • The Kegco LHU5S-3 has been designed for applications where you will be reducing the pressure off your primary regulator to dispense three kegs at different pressures.
  • To use this secondary regulator, you will still need a primary regulator with one output that connects to the secondary with a piece of air line.
  • Boasts three stylish black pressure gauges with high-contrast red and white writing and sturdy rubber boots that help protect them from damage.
  • Durable chrome-plated brass body has three gauges and three 5/16″ barbs for dispensing three kegs of beer or kombucha at a time.
  • Features manual pressure release valves and internal pressure relief valves that release pressure at 55-65 PSI to help ensure safety.
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Kegco 3PLHU5DB CO2 Regulator, Two Product, Chrome

  • Kegco's 3PLHU5DB Elite Series CO2 Regulator's dual body design allows you to connect and dispense two different kegs at different pressures using the same CO2 tank.
  • Modern design pressure gauges feature high-contrast red and white writing and sturdy rubber boots.
  • Ergonomic handles make it easy to make precise temperature adjustments between 0-60 PSI.
  • Durably constructed chrome-plated brass construction features manual pressure release valves and internal pressure relief valves that release pressure at 55-65 PSI.
  • Built-in tank washer prevents leaks while a metal filter built into the stem keeps harmful contaminants out of the regulator.
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OMT R410a Gauges, AC Manifold Gauge Set for R410a Refrigerant, 3 Way AC Gauges R410a Manifold Set with R410a R22 Safety Valves, 3 Hoses, R410a Adapters, Universal Can Tap, AC Recharge Kit

  • ...16'' R410a adapters, a 1/4'' to 1/2'' adapter, 2 safety valves, a valve core tool, and a universal can tap.
  • enjoy hassle-free setup and easy operation as you nip your HVAC problems in the bud.
  • ±1.6% ACCURACY GAUGES: The 2.6" high and low pressure gauges combine the best features of dry and liquid-filled designs, with an oil-filled core resisting wear and shock and a dry dial providing better winter performance.
  • the moisture indicator monitors your coolant’s condition in real time.
  • and calibration screws and superior design provide ±1.6% accuracy.
  • COLOR-CODED HOSES: Blue for low, red for high, and yellow for charging, these durable PVC hoses have 4 reinforced layers to work with daily pressure up to 600 psi (burst pressure: 3000 psi).
  • built-in barriers ensure the purity of your refrigerant by condensation and other moisture as you work.
  • WIDE APPLICATION: This car AC gauge set works with R410a, R22, and R134a refrigerants.
  • ideal for both DIY and professional HVAC maintenance, it allows you to measure your system's pressure, evacuate and refill coolant, and more.
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