1pc 100mm 125mm 150mm 200mm backdraft damper one way airflow vent damper backflow preventer duct damper

1pc 100mm 125mm 150mm 200mm Backdraft Damper, One-Way Airflow Vent Damper, Backflow Preventer Duct Damper

$60.99
-85%
(226)
1pc white retractable air conditioning baffle

1pc White Retractable Air Conditioning Baffle

$36.28
-82%
(1)
multi use 2 piece 6 to 4 duct adapter set with 4 stainless steel clamps pvc reducer for grow tent hvac ventilation adjustable worm gear enlarger reducer 150mm to 100mm

"Multi-Use" 2-Piece 6" To 4" Duct Adapter Set With 4 Stainless Steel Clamps - Pvc Reducer For Grow Tent Hvac Ventilation, Adjustable Worm Gear Enlarger/Reducer (150Mm To 100Mm)

durable pvc 1pc 6 to 4 inch duct adapter pvc reducer for grow tent hvac ventilation includes 2 stainless steel clamps adjustable from 150 to 100mm white

"Durable Pvc" 1Pc 6-To-4 Inch Duct Adapter - Pvc Reducer For Grow Tent Hvac Ventilation, Includes 2 Stainless Steel Clamps (Adjustable From 150 To 100Mm) - White

1 2 3pcs magnetic air vent deflector adjust between 8 to 14 vent cover floor vent covers for ac and ceiling registers adjustable fresh air system for air conditioning brown

1/2/3pcs Magnetic Air Vent Deflector, Adjust Between 8" To 14" Vent Cover, Floor Vent Covers For AC, And Ceiling Registers, Adjustable Fresh Air System For Air Conditioning, Brown

(3,427)
magnetic adjustable air vent deflector

2/3/4pcs Magnetic Adjustable Air Vent Deflector For Vents/Sidewall/Ceiling Registers, Easy Adjust Between 9"-14", Vent Covers For Home Floor/Air Conditioning/Heat/AC/Under Furniture

$25.84
-50%
(4,667)
2 pack 8 to 6 duct adapter reducer straight connector for heating cooling ventilation fans ideal for grow tents bathrooms kitchens

2-Piece 8" To 6" Duct Adapter & Reducer - Straight Connector For Heating, Cooling & Ventilation Fans - Ideal For Grow Tents, Bathrooms & Kitchens

$47.98
-40%
(5)
1 2 3 4pcs adjustable ventilation outlet deflector ventilation outlet deflector 10 14 magnetic transparent deflector suitable for ceiling floor side wall adjustable magnetic heat and air deflector

1/2/3/4pcs Adjustable Ventilation Outlet Deflector, Ventilation Outlet Deflector, 10"-14" Magnetic Transparent Deflector, Suitable For Ceiling, Floor, Side Wall, Adjustable Magnetic Heat And Air Deflector

$73.94
-87%
(2,935)
air vent deflector adjustable magnetic heat ac deflector

1/2/3pcs Air Vent Deflector, Adjustable Magnetic Heat And AC Deflector For Vents, Sidewall, And Ceiling Registers

$20.23
-51%
(2,001)
1 2pcs strong magnetic air vent deflector adjust between 8 to 14 vent cover floor vent covers vent covers for home floor adjustable fresh air system for air conditioning ac and ceiling registers

1/2pcs Strong Magnetic Air Vent Deflector, Adjust Between 8" To 14" Vent Cover, Floor Vent Covers, Vent Covers For Home Floor, Adjustable Fresh Air System For Air Conditioning, AC, And Ceiling Registers

$12.48
-47%
(2,244)
3 x 8ft flexible insulated duct with aluminum foil perfect for hvac dryer vent systems includes 2 clamps

3" X 8Ft Flexible Insulated Duct With Aluminum Foil - Perfect For Hvac & Dryer Vent Systems, Includes 2 Clamps

(11)
4 X 16Ft Insulated Flexible Duct With Aluminum Foil - Perfect For Hvac & Dryer Vent Systems, Includes 2 Clamps

4" X 16Ft Insulated Flexible Duct With Aluminum Foil - Perfect For Hvac & Dryer Vent Systems, Includes 2 Clamps

$34.99
-17%
(11)
1 2 3pcs strong magnetic air vent deflector adjust between 9 to 15 vent cover floor vent covers vent covers for home floor adjustable fresh air system for air conditioning ac and ceiling registers

1/2/3pcs Strong Magnetic Air Vent Deflector, Adjust Between 9" To 15" Vent Cover, Floor Vent Covers, Vent Covers For Home Floor, Adjustable Fresh Air System For Air Conditioning, AC, And Ceiling Registers

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3 X 16Ft Insulated Flexible Duct With Aluminum Foil - Ideal For Hvac & Dryer Vent Systems, Includes 2 Clamps

3" X 16Ft Insulated Flexible Duct With Aluminum Foil - Ideal For Hvac & Dryer Vent Systems, Includes 2 Clamps

$59.99
-56%
(11)
1 2 3pcs strong magnetic air vent deflector adjust between 8 to 14 vent cover floor vent covers vent covers for home floor adjustable fresh air system for air conditioning ac and ceiling registers vents sidewall

1/2/3pcs Strong Magnetic Air Vent Deflector, Adjust Between 8" To 14" Vent Cover, Floor Vent Covers, Vent Covers For Home Floor, Adjustable Fresh Air System For Air Conditioning, AC, And Ceiling Registers, Vents, Sidewall

$25.84
-43%
(3,427)
1 2 9pcs magnetic air heat vent deflector adjust between 9 to 15 vent cover floor vent covers vent covers for home floor adjustable fresh air system for air conditioning ac sidewalls and ceiling registers

1/2/9pcs Magnetic Air & Heat Vent Deflector, Adjust Between 9" To 15" Vent Cover, Floor Vent Covers, Vent Covers For Home Floor, Adjustable Fresh Air System For Air Conditioning, AC, Sidewalls And Ceiling Registers

(276)
1 2pcs strong magnetic air vent deflector adjust between 8 to 14 vent cover floor vent covers vent covers for home floor adjustable fresh air system for air conditioning ac and ceiling registers

1/2pcs Strong Magnetic Air Vent Deflector, Adjust Between 8" To 14" Vent Cover, Floor Vent Covers, Vent Covers For Home Floor, Adjustable Fresh Air System For Air Conditioning, AC, And Ceiling Registers

$14.48
-22%
(3,427)
adjustable magnetic heat air deflector vents sidewall

2/3pcs Adjustable Magnetic Heat And Air Deflector For Vents, Sidewall, And Ceiling Registers

$25.84
-49%
(1,437)
merv13 filter material electrostatic ventilation filter used

MERV13 Filter Material, Electrostatic Ventilation Filter, Used For HVAC, Heated Intake Air Conditioning, And Grilles, Can Reduce PM2.5 Dust, Pet Hair (20 Sqft)

$19.50
-34%
(101)
1 2 3pcs magnetic air heat vent deflector adjust between 8 to 14 vent cover floor vent covers vent covers for home floor adjustable fresh air system for air conditioning ac sidewalls and ceiling registers

1/2/3pcs Magnetic Air & Heat Vent Deflector, Adjust Between 8" To 14" Vent Cover, Floor Vent Covers, Vent Covers For Home Floor, Adjustable Fresh Air System For Air Conditioning, AC, Sidewalls And Ceiling Registers

$17.99
-36%
(276)
Eco-Friendly 6 X 16Ft Insulated Flexible Duct With Aluminum Foil - Includes 2 Clamps, Black - Perfect For Hvac Ventilation & Dryer Systems

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(11)
vevor 5 inch insulated flexible duct r 6 0 25 feet long with 2 duct clamps heavy duty three layer protection air ducting hose for hvac heating cooling ventilation and exhaust ductwork insulation

VEVOR 5 Inch Insulated Flexible Duct R-6.0, 25 Feet Long with 2 Duct Clamps, Heavy-Duty Three Layer Protection Air Ducting Hose for HVAC Heating Cooling Ventilation and Exhaust Ductwork Insulation

$198.89
-77%
(279)
16x25x1 merv 8 merv 11 merv 13 pleated air filter ac furnace

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$50.98
-33%
(371)
1pc 4 6 inch 25 feet non insulated flex air aluminum ducting for hvac ventilation w two 6 inch stainless steel clamps

1pc 4/6 Inch 25 Feet Non-Insulated Flex Air Aluminum Ducting, For HVAC Ventilation W/Two 6 Inch, Stainless Steel Clamps

$58.21
-87%
(383)
1 2 3pcs strong magnetic air vent deflector adjust between 8 to 14 vent cover floor vent covers for home floor adjustable fresh air system for air conditioning ac and ceiling registers

1/2/3pcs Strong Magnetic Air Vent Deflector, Adjust Between 8" To 14" Vent Cover, Floor Vent Covers For Home Floor, Adjustable Fresh Air System For Air Conditioning, AC And Ceiling Registers

$17.99
-59%
(2,244)
1 2 3pcs magnetic air heat vent deflector adjust between 8 to 14 2 vent cover floor vent covers vent covers for home floor adjustable fresh air system for air conditioning ac sidewalls and ceiling registers transparent

1/2/3pcs Magnetic Air & Heat Vent Deflector, Adjust Between 8" To 14.2" Vent Cover, Floor Vent Covers, Vent Covers For Home Floor, Adjustable Fresh Air System For Air Conditioning, AC, Sidewalls And Ceiling Registers, Transparent

$17.99
-37%
(276)
2pcs r410a mini split adapter havc hose adapter with 5 16 inches sae female to 1 4 inches sae male straight angled adapter

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$28.93
-88%
(8,528)
6 X 8Ft Black Aluminum Foil Insulated Flexible Duct - Perfect For Dryer Vent, Hvac & Duct Fan Systems With 2 Clamps Included

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$291.60
-88%
(233)
adjustable air conditioner deflector shield plastic ac vent diverter extendable 22 40 5inch flow guide condensation protection energy saving no electricity needed

Adjustable Air Conditioner Deflector Shield, Plastic AC Vent Diverter, Extendable 22-40.5inch Flow Guide, Condensation Protection, Energy Saving, No Electricity Needed

$68.89
-83%
(90)
high density eva foam insulation tape single side adhesive rubber strip seal door insulation foam tape weather stripping waterproof hvac pipes foam strips air conditioning for workshop use

High Density EVA Foam Insulation Tape Single Side Adhesive Rubber Strip, Seal, Door Insulation Foam Tape Weather Stripping, Waterproof, HVAC, Pipes, Foam Strips Air Conditioning For Workshop Use

$14.36
-89%
(1,488)
set r410a adapter 5 16 inches sae female to 1 4 inches sae male flare for air conditioners hvac

Set, R410A Adapter 5/16 Inches SAE Female To 1/4 Inches SAE Male Flare For Air Conditioners HVAC

$21.99
-71%
(103)
universal adjustable air conditioning deflector cooling heating air circulation anti direct blowing wind deflector for home office use

Universal Adjustable Air Conditioning Deflector, Cooling/Heating Air Circulation Anti Direct Blowing Wind Deflector For Home Office Use

$57.40
-86%
(4,539)
juemel 2pcs aluminum foil tape aluminum air duct tape 2 x65 feet industrial heavy duty aluminum foil tape for ductwork heat insulation hvac dryer vents wrap pipe repair ducting

JUEMEL 2pcs Aluminum Foil Tape Aluminum Air Duct Tape (2"x65 Feet), Industrial Heavy-Duty Aluminum Foil Tape For Ductwork, Heat Insulation, HVAC, Dryer Vents, Wrap Pipe, Repair Ducting

$52.81
-81%
(1,442)
Airflow Enhancer 1Pc 8-Inch 25 Foot Non Insulated Flexible Aluminum Foil Duct Dryer Ventilation Hose With 2 Pipe Clamps For Hvac Ventilation

"Airflow Enhancer" 1Pc 8-Inch 25 Foot Non Insulated Flexible Aluminum Foil Duct Dryer Ventilation Hose With 2 Pipe Clamps For Hvac Ventilation

$101.80
-61%
(3)
0x20x1 merv11/merv13 pleated air filters ac furnace hvac

6-Pack of 10x20x1 MERV11/MERV13 Pleated Air Filters for AC Furnace HVAC Systems

$45.48
-45%
(371)
reinforced magnetic vent cover fully sealed floor wall

2/4pcs Reinforced Magnetic Vent Cover, Fully Sealed, For Floor, Wall Or Ceiling Vents And Air Regulators, For RV Home HVAC And AC Vents, Reduces Noise, Sticks To Vents

(3,427)
copper three way valve leak detection valve sealing cap air

A Set Of Copper Three-way Valve Leak Detection Valve With Sealing Cap For Air Conditioning And Refrigeration Equipment

$14.90
-16%
(466)
1pc 6 inch 8ft vent hose flexible insulated air ducting four layer pvc aluminum foil with 2 clamps for heating cooling ventilation and exhaust black

1pc 6 Inch 8ft Vent Hose, Flexible Insulated Air Ducting, Four-Layer PVC Aluminum Foil With 2 Clamps For Heating Cooling Ventilation And Exhaust, Black

$45.99
-77%
(1,088)
Dampair-Resistant 8Ft Flexible Aluminum Air Duct, 4-Inch Hvac Ventilation Hose With Stainless Steel Clamps - Lead Color

"Dampair-Resistant" 8Ft Flexible Aluminum Air Duct, 4-Inch Hvac Ventilation Hose With Stainless Steel Clamps - Lead Color

$69.99
-69%
(233)
6pcs air filters 14x14x1 inch merv8 merv11 merv13 pleated hvac ac furnace air filters replacement

6pcs Air Filters, 14X14X1 Inch MERV8 MERV11 MERV13 Pleated HVAC AC Furnace Air Filters Replacement

$29.98
-5%
(371)
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6pcs/set 20x20x1 Inch Air Filter MERV 8 MERV11 MERV13, Pleated HVAC AC Furnace Air Filters Replacement

(371)
pvc flexible duct hose hvac duct hosing flame retardant

PVC Flexible Duct Hose, HVAC Duct Hosing Flame Retardant for Ventilator Utility Blower Fan with Adjustable Rope and D-Ring, Easy Storage for Ventilation Fan, Pipeline

$499.99
-88%
(36)
1pc duct tape heavy duty high temperature sealing and patching perfect for hvac air ducts metal repair foamboard insulation dryer vent and more

1pc Duct Tape, Heavy Duty, High Temperature Sealing And Patching, Perfect For HVAC, Air Ducts, Metal Repair, Foamboard, Insulation, Dryer Vent And More

$16.09
-88%
(15,517)
white flange pipe connector flange abs plastic air vent hose

1pc White Flange, 4 Inch 6 Inch 8 Inch 10 Inch 12 Inch Pipe Connector Flange, ABS Plastic Air Vent Hose Adapter, Can Be Used For Heating And Cooling Ventilation System

$17.99
-83%
(138)
magnetic vent covers reduce noise keep home floor fully

2/4pcs Magnetic Vent Covers - Reduce Noise & Keep Your Home Floor Fully Sealed - Perfect for RV, HVAC & AC Vents

$22.99
-74%
(3,427)
vent cover duct vent dryer exhaust vent wall vent stainless steel round vent cover for hvac system

Vent Cover Duct Vent, Dryer Exhaust Vent Wall Vent Stainless Steel Round Vent Cover for HVAC System

$84.56
-81%
professional hvac aluminum foil tape roll black waterproof sealing adhesive tape for heating cooling ducts self adhesive pipe insulation water resistant tape 6cm x 2000cm 2 36 inch x 787 40 inch

Professional HVAC Aluminum Foil Tape Roll, Black Waterproof Sealing Adhesive Tape for Heating Cooling Ducts, Self-Adhesive Pipe Insulation Water-Resistant Tape - 6cm x 2000cm (2.36 inch x 787.40 inch)

$36.08
-87%
(1)
1pc flexible 6 aluminum ducting heavy duty four ply protection 8 long for heating cooling ventilation and exhaust

1pc Flexible 6" Aluminum Ducting, Heavy Duty Four-ply Protection, 8' Long, For Heating Cooling Ventilation And Exhaust

$45.99
-68%
(1,088)
2pcs ac r134a adapter fittings 1 4 90 adjustable ac quick couplers high low ac manifold gauge hose conversion kit for hvac air conditioning

2pcs AC R134A Adapter Fittings 1/4" 90° Adjustable AC Quick Couplers High Low AC Manifold Gauge Hose Conversion Kit For HVAC Air-Conditioning

(8,528)
16Ft Flexible Aluminum Air Duct, 4-Inch Hvac Ventilation Hose With Stainless Steel Clamps - Silver Gray

16Ft Flexible Aluminum Air Duct, 4-Inch Hvac Ventilation Hose With Stainless Steel Clamps - Silver Gray

$101.80
-61%
(233)
professional grade 40 piece air conditioner repair kit 1 4 charging hose valve gaskets manifold seals no power needed

Complete 40-Piece Air Conditioner Repair Kit: 1/4'' Hose, Valve Gaskets & Manifold Seals - No Power Needed

(15)
1 set hvac air vent filter kits 98 x 18 roll electrostatic polyester media 157 installation tape cut to fit for home ac heating vents

1 Set HVAC Air Vent Filter Kits, 98" X 18" Roll, Electrostatic Polyester Media, 157" Installation Tape, Cut-to-Fit For Home AC & Heating Vents

$15.88
-52%
(5,240)
Copper Three way Valve Air Conditioning Refrigeration

1 Set Copper Three-way Valve For Air Conditioning And Refrigeration Equipment, With A Sealing Cap For Liquid Filling And Leak Detection Valve AFMSTSAE-R25

$14.90
-26%
(57)
4pcs 4in stainless steel duct clamps adjustable hose clamp with worm drive 91mm 114mm pipe clamp air ducting clamp worm gear duct clamps hose pipe clamp for ducting heating cooling exhaust ventilation mechanical

4pcs 4in Stainless Steel Duct Clamps Adjustable Hose Clamp With Worm Drive 91mm-114mm Pipe Clamp Air Ducting Clamp Worm Gear Duct Clamps Hose Pipe Clamp For Ducting, Heating, Cooling, Exhaust, Ventilation, Mechanical

$7.59
-72%
(9,365)
1pc portable aircond cloth seal air conditioner sealing plate aircond sealer with zip and adhesive

1pc Portable Aircond Cloth Seal, Air Conditioner Sealing Plate, Aircond Sealer With Zip And Adhesive

$26.27
-52%
(1,108)
1pc 8ft pvc and aluminum foil flexible air ducting hose 4 inch diameter with steel wire reinforcement and 2 stainless steel clamps tear puncture resistant for hvac ventilation fire safety white

1pc 8ft PVC And Aluminum Foil Flexible Air Ducting Hose, 4 Inch Diameter With Steel-Wire Reinforcement And 2 Stainless Steel Clamps, Tear & Puncture Resistant For HVAC Ventilation, Fire Safety, White

$45.99
-83%
(10,570)
register booster fan enhanced airflow remote controlled thermostat 10 speed control quiet heating cooling ac vent aluminum material

Register Booster Fan, Enhanced Airflow, Remote Controlled, Thermostat 10-Speed Control, Quiet Heating Cooling AC Vent, Aluminum Material

$59.99
-38%
(101)
1 set upgraded 4 inch window duct kit adjustable exhaust vent with seal plates for hvac ducting ac inline fans grow tents rooms 118 inch flexible hose included

1 Set Upgraded 4 Inch Window Duct Kit, Adjustable Exhaust Vent With Seal Plates For HVAC Ducting, AC, Inline Fans, Grow Tents & Rooms, 118 Inch Flexible Hose Included

$33.99
-36%
(92)
1set 6 pack merv13 pleated air filter 16x20x1 high efficiency hvac ac furnace replacement filter improves indoor air quality 15 7x19 7 x 0 75 inches

1set, Filter Measurements, 16x20x1 Air Filter MERV13 (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (15.7x19.7 X 0.75 Inches)

(371)
1pc air conditioner pipe tape pvc oil resistant tube protective portable hvac duct wrapping tapes 6cm 2 4in width air conditioner accessories

1pc, Air Conditioner Pipe Tape PVC Oil-Resistant Tube Protective Portable HVAC Duct Wrapping Tapes 6cm/2.4in Width Air Conditioner Accessories

$22.09
-90%
(1,488)
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