ReviewsHvac System Pressure Switches

UBeesize 16x25x1 Reusable Air Filter (9-Pack) - MERV 8 MPR 700 HVAC AC Furnace Air Filters (Actual Size:15.50\ x 24.50\ x 0.75\) - 1x Reusable ABS Frame+9 x Filter,Breathe Fresher

The LAST AIR FILTER YOU WILL EVER BUY: Washable furnace filter for long-term home HVAC filter savings.
SAVE MONEY: Save $30 annually with reusable air filter compared to disposable, one time use filters.
INCREASE HVAC EFFICIENCY: Excellent airflow to help maintain HVAC system efficiency.
GUARNATEED QUALITY: Premium design and construction for excellent air filtration.
DIRECT REPLACEMENT: Designed to fit directly into your filter register.
IMPROVES AIR QUALITY: Helps capture dust, pollen, and other contaminants.
EASY TO CLEAN: Remove filter, apply K&N HVAC filter cleaner, rinse with low pressure hose, let filter dry, return filter to housing.

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Leak Saver - Leak Shot Refrigerant Grade CO2 Refill Cartridges 8 Pack - Refill for The Leak Shot HVAC Kit Sold Separately - for A/C & Refrigeration Systems Up to 5 Tons - USA Made

REFILL YOUR LEAK SHOT HVAC: This 8 pack of high-pressure refrigerant grade CO2 was made for our Leak Shot HVAC (sold separately), a leak saver/line....
SPECIALLY MADE CO2 CARTRIDGES: Won’t contaminate your system as you unclog condensate drain lines and seal up leaks in A/C & Refrigeration systems....
PATCH PESKY LEAKS, TOO: The Leak Shot HVAC itself works in tandem with the Leak Saver Direct Inject (refrigerant leak sealant) which is sold....
MADE BY HVAC PROFESSIONALS: And used by them, you can be confident that these cartridges are compatible with A/C and refrigeration systems up to 5....
100% SATISFACTION GUARANTEE: If for any reason you’re unsatisfied with your results, contact us for another try, on us (must be installed by....

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K&N 14x20x1 HVAC Furnace Air Filter, Lasts a Lifetime, Washable, Merv 11, the Last HVAC Filter You Will Ever Buy, Breathe Safely at Home or in the Office , HVC-11420, 1 Count (Pack of 1)

The LAST AIR FILTER YOU WILL EVER BUY: Washable furnace filter for long-term home HVAC filter savings.
SAVE MONEY: Save $30 annually with reusable air filter compared to disposable, one time use filters.
INCREASE HVAC EFFICIENCY: Excellent airflow to help maintain HVAC system efficiency.
GUARNATEED QUALITY: Premium design and construction for excellent air filtration.
DIRECT REPLACEMENT: Designed to fit directly into your filter register.
IMPROVES AIR QUALITY: Helps capture dust, pollen, and other contaminants.
EASY TO CLEAN: Remove filter, apply K&N HVAC filter cleaner, rinse with low pressure hose, let filter dry, return filter to housing.

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AC Gauges Digital HVAC Manifold Gauge Set for 93 Refrigerants AC Pressure Gauge Set R134A R22 R12 R410A R1234YF Home Car Automotive Refrigerant Recharge Kit Refrigeration Hoses with Low Loss Fittings

【Built-in 93 Kinds of Refrigerant Database】The upgraded Digital HVAC Manifold Gauge Set has a built-in 93 refrigerant pressure-evaporating temperature database according to the America NIST standard. Newly added 4 refrigerant types: R438A, R448A, R449A, and R452A. The manifold gauge set has the double pressure test, dual temperature test, digital readout, multi-unit switching (kPa, Mpa, bar, inHg, PSI or °C, °F ), and multi-mode function..
【Automatic Calculation of Subcooling and Superheating】The refrigeration gauges built-in 32-bit digital processing unit and high-precision data acquisition unit, high data and stability. Digital refrigerant gauges can also calculate the supercooling and superheating degree, which is convenient to read the data directly during the operation. In addition, the ac manifold gauge set tests the percentage of vacuum measurement.
pressure leak measurement, and leak time speed record..
【Visualization Window & Refrigerant Charging & Vacuum Operation】Through the window of HVAC digital gauges, the charging state of the refrigerant can be directly observed, which is more convenient to operate. The HVAC digital manifold gauge set can realize vacuum operation by connecting the refrigeration equipment and vacuum pump. N....

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Digital Manifold HVAC Gauges Set with Pressure&Temp Test, Digital Refrigerant Gauges Built-in 89 Refrigerant Database, HVAC Gauges Set with Refrigerant Hoses,Temp Clips& 3.5″ LCD Display

【Digital Manifold Gauge Set】Manifold gauge kits are used to install, test and maintain refrigeration equipment (such as air conditioners, refrigerators and cold storage, etc.). Digital gauge has very powerful functions, such as: double pressure test, dual temperature test , digital readout, multi-unit switching, multi-mode function and built-in refrigerant database..
【Condensing Pressure&Temp Test of manifold Gauge】The air pressure gauge can test the minimum pressure when the refrigerant changes from gas to liquid, and the maximum temp when the gas changes to liquid. (The lower the pressure and temp of condensation are, the higher the efficiency of the refrigeration cycle and the greater the refrigerant capacity will do.).
【Evaporation pressure and temperature test of manifold Gauge】The air pressure gauge can test the maximum pressure when the refrigerant changes from liquid to gas. The lowest temp when the liquid becomes gaseous.（The lower the pressure and temp of the evaporation are, the more efficient the refrigeration cycle and the greater the refrigeration capacity will do.）.
【The air pressure gauge can be filled with refrigerant through the visual window & Refrigerant type can be set】Built-in 89 kinds of Refrigerant Database. B....

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AC Charging Hoses Tube, 60" Refrigerant Charging Hose 1/4" SAE Thread Fits for R12 R22 R502 Car Air Conditioning and HVAC Manifold Gauge Hose Kit (3000~600) PSI

[Application]---Professional ac gauges hose suitable for refrigerants R12 R22 R502 R404A to vehicle or home air-conditioning with highly working performance..
[Premium Quality Hose Sets]---HVAC hoses are made of high-quality brass alloy and rubber, easy to operate and install, strong sealing for durability and safety..
[Product Parameter]---Extra long Hoses 60". Color coded in red, yellow, and blue. 600 PSI working pressure and 3000 PSI burst pressure. Providing you safety and convenience to test or recharge many HVAC system..
[Unique Design]---A/C charging hoses with 45 degrees angle on the service port site for easier access. A strong six-sided crimp provides a reliable connection between the hose and barb even at maximum pressure. The coupler nuts are deeply knurled for quick finger-tightening..
[Service Warranty]---We offer 12-month warranty. Please feel free to contact us, we will reply within 24 hours..

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FavorCOOL Vacuum Pump and Manifold Gauge Set,3.6 CFM 1/4 HP Single Stage Rotary Vane Vacuum Pump, HVAC Air Conditioner Refrigerant for R134a R410a R22 Systems, Vacuum Pump Automotive

...m any oil vapors, limiting contamination and providing safer operation..
【HVAC GAUGE READING】The HVAC service gauge set is great for diagnosing and repairing AC systems. Ideal use for R22, R134a and R410a, our charging hoses are made by 100% Virgin Teflon Diaphragms with highest industry standards, fits the high pressure requirements for charging R410A, Working Pressure 800psi, Brust Pressure 4000psi. Much higher and safer than most other products on markets..
【Convenient To Operate】FavorCOOL vacuum pump features a simple oil fill port for a clean pour, and the oil window provides you with vital information like oil level and oil quality.
The oil drain valve at the bottom ensures faster and more thorough emptying.
1 bottle of 300ml vacuum oil is also included.
【PACKAGE INCLUDED】Multicolored set of three 3-layers hoses, Manifold Gauge Set, Vacuum Pump Oil Bottle, Accessories of Quick Couplers and ACME Adaptors, Ready-to-Work Full Complete Tool Kit.

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hilmor 1839153 Hose (Set of 3), 60"

Superior Protection- An extra abrasion-resistant layer for the tough environments of HVAC/R..
Handles High Pressure | Rated for 800 PSI working pressure to work with high-pressure refrigerants..
An extra abrasion-resistant layer for the tough environments of HVAC/R..

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Uniweld 40002 Nitrogen Sludge Sucker and Blaster Kit with Metal Carrying Stand for 40 Cubic Feet Nitrogen Tank

The Nitrogen Sludge Sucker and Blaster Kits are specifically designed for multiple uses in the HVAC/R industry ((Tank Not Included – Sold....
Nitrogen Regulator with protective rubber gauge boots - Maximum Delivery Pressure up to 175 PSI.
Purging copper lines with low pressure nitrogen displaces the oxygen, preventing oxidation and the resulting scale.
Pressure testing a system for leaks prior to evacuating and charging will save time and money.
Cleaning a condensate drain line is easy with a Sludge Sucker or Sludge Blaster.

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RX WELD Nitrogen Regulator with 0-400 PSI Delivery Pressure Equipment Brass Inlet Outlet Connection Gauges With 6.6Ft Refrigeration Hose

PRESSURE- Input: 0-4000PSI. Output: adjustable - 0-400PSI.
CGA580 Inlet Connection, 1/4" SAE Male Flare Outlet Connection and Easy to Read 2 Inch Gauges with Protective Rubber Gauge Boots.
Regulator with Refrigeration Hose, 65 inches Long, 600 PSI Max Pressure and 1/4" SAE Female Flare Connections.Great for HVAC Purging / Inertization / Pressure Tests / Leakage Tests / Brazing / Soldering.
Durable brass piston designed diaphragm, self re-seating relief valve (not designed to protect downstream system).
Large brass Tee Handle with stainless steel pressure adjusting screw and regulator bushing that prevents galling.

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Nitrogen Regulator with 60' Hose for HVAC Purge, 0-800 PSI Output Pressure, CGA580 Inlet Connection and 1/4'' Male Flare Outlet Connection

【Connection】CGA-580 Inlet Connection fits standard Nitrogen, Argon, Helium, and Inert Gas Tanks from any supplier.1/4" Male Flare Outlet Connection fits HVAC Charging Hoses for Purging ,Pressure Testing and High-pressure lines..
【Accurate Pressure Gauge】The Nitrogen Gas Regulator has two Easy to read pressure gauge,covered with scratch-resistant plastic protective film and rubber cover.Input: 0-4000PSI.Output: adjustable 0-600PSI.The display show 800PSI that you can rate them at 600PSI, but they are able to go up to 800PSI..
【Durable Construction】Our Nitrogen Regulator is made of solid brass,so the surface can keep good looking in a long time. Precision thread design ensures high sealing performance and avoids gas leakage. You can adjust the nitrogen regulator smoothly and accurately through the T-handle to prevent galling..
【Application】The Nitrogen regulator is a standard pressure control valve that reduces the input pressure from a liquid or gas stored in a tank.It is great for HVAC purging,pressure tests,inertization,leakage tests,and Soldering,like the accurate reading of Nitrogen Regulator would help you to adjust pressure before HVAC puring..
【Filter Structure】A filter structure is used at the connection, which can effectively ....

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