Top Hvac System Expansion Valves

Draft Blocker 6 Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Vent Deflector 6 Inch

  • Back draft damper is made for insertion into inch ventilation ducts. The backflow damper RKI opens and closes automatically. It has a strong spring....
  • Damper has 2 valves, designed for use in air conditioners (AC), dryers, exhaust, extractor or range hoods, heating ducts, vents and other HVAC....
  • INSTALLATION: The backflow flap is installed by inserting it into the ventilation pipe until it stops. The position of the spring should be horizontal....
  • The backflow flap opens and closes automatically at low air volumes. It has a smooth-running spring and an internal foam strip to keep the blades from....
  • Back draught valves can be inserted into ventilation ducts which are flexible or non flexible. Cannot be used with plastic ducts as the sizes are....
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Diversitech Multi Head Fin Tool Straightens & Cleans HVAC Condenser & Evaporator Fins, T-100

  • REPAIRS HVAC CONDENSER AND EVAPORATOR FINS: Specially designed for straightening HVAC condenser and evaporator fins. Bent fins restrict proper and necessary air flow for an HVAC system.
  • IMPROVES AC SYSTEM EFFICIENCY: Ideal tool for removing debris that will accumulate over time in outdoor HVAC condenser fins.
  • 6 INTERCHANGABLE HEADS: The included comb heads are easily changed to use on all fin widths.
  • COMPACT DESIGN: straightener tool easily fits in a toolbox or storage compartment for quick & accessible use.
  • USE WITH OTHER CLEANING PRODUCTS FROM DIVERSITECH: Coil cleaner and deodorisers also available.
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Elitech PG-30 Blue Digital Low Pressure Gauge for HVAC Refrigerant with Backlight -14.5~500 PSI 1/8” NPT

  • ...uges window, which makes the operation more convenient. 7.5CM×4CM display screen, support LCD backlight, convenient lighting operation, the displayed data is clearer and easier to read..
  • 7.【Note】The digital HVAC gauges will read random numbers when it is powered on. Correct steps: 1. Turn on, then close the two valves, press the “ZERO” key to clear the reading. 2. Then connect the three-color hoses, then open the valve, and use it normally. Please make sure that the refrigerant hose is properly connected. Poor connection may cause refrigerant leakage. The maximum working pressure of the standard hose is 600 PSI ( 4.13 Mpa, 41.3 bar). The ultimate pressure is 3000 PSI..
  • 8.【How to Detect Whether the Temperature is Accurate】There is a simple method: take out the black wire of the temperature clamp, and then put the temperature clamp into boiling water. If the displayed temperature is 100 ℃ ± 3%, it is normal..
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Kazeffi Synchron Motor 24V 4RPM Replacement for Honeywell Motor 802360JA，Used in V8043/8044 Zone Valve Control

  • 【Higher Performance】:802360JA Zone Valve motor Adapt to Honeywell zone valve motor V8043/V8044 . This Zone Valve Motor 24V, 4rpm at 50/60HZ. Cable....
  • 【Save time and money】:This Replacement motor for v8043 zone valves motor Easy to install. No need to replace brand new actuators or other HVAC....
  • 【High Quality】:Quality tested for over 100K cycles for flawless operation,Metal gears can be perfectly compatible with Honeywell V8043 or V8044....
  • 【More Applicable Scenarios】:802360JA can be replaced: HVAC damper control motor, Actuator Zone Valve motor etc. After many professional debugging,....
  • 【After-sale service】:100% after-sale guarantee, if you have any dissatisfaction with the product, you can ask for a replacement or a full refund.....
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AIRx replacement for Lennox UV Replacement Bulb (Y0391) for UVC 41W-S/D System

  • EFFICIENT AND SAFE UV-C REPLACeMENT BULB: AIRx Filters replacement UVC bulb for Lennox Y0391 maximize the efficiency of your home air filtration system by treating the air that passes through your HVAC unit with ultraviolet light reducing or eliminating bacteria, viruses, mold spores, yeast and protozoa without producing ozone or secondary air contaminants.
  • ECONOMICAL AND COST EFFECTIVE UVC BULB REPLACEMENT: Using a UVC germicidal light such as AIRx Filters for Lennox Y0391 keeps your HVAC internal air filtration components such as coil clean all the time enabling your HVAC equipment to perform as intended giving your home air filtration system longer life, lower energy and maintenance cost helping you save in the long run. AIRx Filters UVC bulb is also compatible to replace Lennox UVC 41W-D UVC41W-S.
  • HVAC EQUIPMENT COMPANION UVC LIGHT BULB: Killing germs, molds and fungi that may live inside your homes’ ductwork, a UVC germicidal light such as AIRx Filters replacement UVC bulb for Lennox Y0391 will help keep your heating and cooling equipment system clean and run at its potential peak efficiency.
  • UVC LIGHT BULB IMPROVE AIR QUALITY: AIRx Filters replacement UVC bulb for Lennox Y0391 will help increase the value of our air conditioning and air ....
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Xblue X16 Small Office Phone System 2 Telephone Line Expansion Board XB1630-00

  • 2 Telephone line expansion board for the X16 phone system.
  • This expansion board adds 2 additional Telephone lines to the system.
  • 2 Telephone line expansion board for the X16 phone system. This expansion board adds 2 additional Telephone lines to the system.
  • This expansion board will bring the system to its maximum capacity of 6 telephone lines..
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Ivation Outdoor Split Air Conditioner Mount Bracket, Heavy-Duty Wall Mounting Universal AC Bracket with Hardware for Ductless Mini Split Condenser Heat Pumps & HVAC Systems, Max 331 Lb. Capacity

  • ...table Dampers Also Enable Optimal Air Flow Between Wall & Compressor for Superior Safety & Energy Efficiency.
  • HARDWARE INCLUDED FOR EASY INSTALL | Complete Wall Mounting Set Comes with All the Hardware You Need to Attach to Most Substrates in Minutes Including Back Bar, Brackets, Adjustable Bolts, Hex Nuts, Gaskets, Expansion Bolts & More | Pivoting Extension Arms Also Fold Down for Compact Storage When Bracket is Not in Use.
  • PERFECT FOR HOME, BUSINESS & OFFICE | Highly Versatile, Adaptable Design Suits a Variety of Residential & Commercial HVAC Applications | Great for Mounting Mini Split Air Conditioner & Heat Pump Systems Outside Home, Apartment, Condo, Finished Basement, Hotel Room, Restaurant, Retail Store, Office, Garage & More.
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WADEO Valve Core Remover Tool HVAC with Dual Size SAE 1/4 & 5/16 Port, 20 PCS Valve Cores with Teflon Seal, 5 PCS Brass Nuts and Valve Core Rod, Compatible with R410A R32 R22 R12 R407 R404 R600

  • Wide Application: Suitable for home refrigeration equipments, dual size sae 1/4'' & 5/16'' port makes the valve core remover tool be compatible with R410, R22, R12, R407, R404, R32 A/C air condition system, etc. (Not suitable for Automotive AC).
  • Easy to Install: Use this hvac valve core remover tool, the valve core rod makes it be easily inserted into the inner valve core to control the valve core. you don't need to stop the machine and release the refrigerant. Note: Before removing the valve core, close the valve of the valve core wrench and disconnect the air conditioner inner connection..
  • Upgraded Valve Cores: The bottom of our valve cores are golden yellow, strong resistance to fluorine and heat, has longer service life than ordinary valve cores.
  • Great Design: This hvac tools are mainly made of brass, it has a ball valve that can be opened and closed in just a quarter-turn. (No Gas Loss). Anti-slip design increase hand friction, prevent all kinds of overpowered valves.
  • High-quality craftsmanship probes, rugged and durable, suitable for most equipments. ality craftsmanship probes, rugged and ....
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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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Draft Blocker 4 Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Vent Deflector (4'' Inch)

  • ...ade for insertion into inch ventilation ducts. The backflow damper RKI opens and closes automatically. It has a strong spring and can be installed either horizontally or vertically. The flap is suitable for retrofitting, since it is completely inside the duct.
  • Damper has 2 valves, designed for use in air conditioners (AC), dryers, exhaust, extractor or range hoods, heating ducts, vents and other HVAC applications.
  • INSTALLATION: The backflow flap is installed by inserting it into the ventilation pipe until it stops. The position of the spring should be horizontal for horizontal installations so that it can open and close optimally. The Backdraft shutter is installed so that the damper blades open only in the outflowing air direction..
  • The backflow flap opens and closes automatically at low air volumes. It has a smooth-running spring and an internal foam strip to keep the blades from rattling and can be installed horizontally or vertically.
  • Back draught valves can be inserted into ventilation ducts which are flexible or non flexible. Cannot be used with plastic ducts as the sizes are....
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The Hour of the Furnaces

  • OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home air filters for your furnace, air conditioner or HVAC system.
  • DESIGNED WITH EXCLUSIVE Filtrete Brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through.
  • ATTRACTS AND CAPTURES microscopic particles such as smoke, cough and sneeze debris, bacteria and viruses--and large particles, including lint, household dust and pollen.
  • The higher the MPR, the more microparticles--such as pollen, pet dander, smoke, bacteria and viruses--your filter will capture from the air passing through it.
  • 54% SMALL PARTICLE CAPTURE, like bacteria and particles that carry viruses ( % captured is based on ASHRAE 52.2 testing for 0.3 to 1 micron particles from the air passing through the filter, which relates to HVAC industry standard efficiency testing).
  • CERTIFIED as asthma & allergy friendly (As outlined in report ASCR: 1246-01).
  • FIND YOUR SIZE: 1550 MPR available in 4 in. , 4 in. slim fit and 5 in. thick air filters.
  • FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system, change your home air filter at least every 90 days for 1in. filters, and at least every 12 months for 4in. and 5in. Filters.
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Leak Saver Direct Inject Refrigerant Leak Sealer

  • Permanently seals refrigerant leaks and prevents future leaks.
  • Safe for all air conditioner and refrigeration systems, valves, and tools. Compatible with all types of refrigerants and oils.
  • Injects easily and directly. No more pump downs, fussy syringes, or pressure sensitive cans.
  • UV dye detects large leaks requiring repair.
  • Designed and used by HVAC professionals, our formula has been proven through over a decade of research.
  • NOTE: For use in automotive air conditioners, you will also need a 134A quick connect adapter and a manifold gauge with 1/4″ hose connections..
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