Top 10 Best Hvac Leak Sealant
of November 2024
1
Best Choice
ATack
ATack
ATack Waterproof Patch and Seal Tape, Black, 4 Inches x 10 Feet, Water Barrier Tape for Stop Leak Repair on Pipes, Chimney, Roof, Boat, and HVAC
10
Exceptional
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2
Best Value
XFasten
XFasten
XFasten Waterproof Patch and Seal Tape, Black, 4-Inch by 10-Foot Roof and Gutter Rubber Repair Tape for Stop Leak Repair on Gutter, Roof, Boat, Pool Liner and HVAC Waterproof and Puncture-Resistant
9.9
Exceptional
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3
TapePlus
TapePlus
Professional Grade Aluminum Foil Tape - 2 Inch by 210 Feet (70 Yards) 3.6 Mil - High Temperature Tape - Perfect for HVAC, Sealing & Patching, Hot & Cold Air Ducts, Metal Repair, More!
9.8
Exceptional
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4
XFasten
XFasten
XFasten Waterproof Patch and Seal Tape Clear, 4 x 10-Feet Roof and Gutter Rubber Repair Tape for Stop Leak Repair on Gutter, Roof, Boat, Pool, HVAC
9.7
Exceptional
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5
XFasten
XFasten
XFasten Window Sealing Tape for Winter 3 x 30 Yards RV Window Stripping for Winter | Heavy-duty Transparent Weather Sealing Tape for Plastic Window Coverings for Winter, Residue-free Weather Tape
9.6
Exceptional
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6
Leak Saver
Leak Saver
Leak Saver: Direct Inject Ultimate - 3-in-1 Leak Sealant with Moisture Remover and UV Dye for Air Conditioner, Heat Pumps and More - Works on most HVAC and Automotive Systems - Proudly Made in the USA
9.5
Excellent
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7
Leak Saver
Leak Saver
Leak Saver - Leak Shot HVAC - Leak Sealant Injector and Condensate Line Blaster - Non-Contaminating CO2 Cartridges - for A/C and Mini Splits - Systems Up to 5 Tons
9.4
Excellent
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8
Leak Saver
Leak Saver
Leak Saver Direct Inject Dry A/C Moisture Remover (No Leak Sealant, Moisture Remover Only) - For Systems Up to 5 Tons - Converts Moisture into Synthetic Oil - Created and Used by HVAC Pros - USA Made
9.3
Excellent
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9
Leak Saver
Leak Saver
Leak Saver: Direct Inject Acid Scavenger - Acid Remover - Created by HVAC Pros - for A/C and Refrigeration Systems Up to 5 Tons
9.2
Excellent
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10
Leak Saver
Leak Saver
Leak Saver Direct Inject Refrigerant Leak Sealer, 3 Pack - 2022 Updated Sealant Formula for Most HVAC Systems Up to 5 Tons - Made in the USA
9.1
Excellent
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11
Leak Saver
Leak Saver
Leak Saver: Direct Inject UV - Refrigerant Leak Sealer with Added UV Dye to Detect Large Leaks - for AC, Refrigeration, and Automotive Systems Up to 5 Tons - Compatible with All Refrigerants
9.0
Excellent
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12
Nu Calgon
Nu Calgon
Nu Calgon 4050-08 EasySeal Direct Inject (Packaging may vary)
8.9
Very Good
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13
Highside Chemicals
Highside Chemicals
Highside Chemicals 10004 Leak Lock 4 Ounce Brush-Top Plastic Jar
8.8
Very Good
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14
Comstar
Comstar
ComStar A/C Zero-Leak, Permanent"Stop Leak" for A/C Systems, Seals Leaks Instantly, Non-Hardening, Polymer-Free, Eco-Friendly, Made in USA, 4 Ounces (90-700)
8.7
Very Good
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15
Enviro-Safe
Enviro-Safe
ENVIRO-SAFE ProSeal XL4 Inject Stop Leak R-22 (1.5-5 Ton Units) for Home AC #2100AI-5
8.6
Very Good
View on Amazon
About Hvac Leak Sealant
Click here to learn more about these products.
ATack Waterproof Patch and Seal Tape, Black, 4 Inches x 10 Feet, Water Barrier Tape for Stop Leak Repair on Pipes, Chimney, Roof, Boat, and HVAC
Black flexible seal repair tape that provides instant and watertight sealing to leaks on all surface types.. Waterproof silicone-butyl adhesive enables this black shield patch tape to be applied on water-submerged surfaces.. The tough rubber backing on this waterproof tape can be used on wet surfaces, EMPOWERING the AVERAGE AMERICAN with little to no experience in repair to fix pipes, boats, RV and roofing quickly with PROFESSIONAL-GRADE results. Flexible rubber surface resists tears, heat and frost- making it a great OUTDOOR Stop Leak Tape even on extreme temperatures -30F to 374F.. This swift response patch seal tape can be applied to all weather types and on smooth or rough surfaces for long-term repairs..
XFasten Waterproof Patch and Seal Tape, Black, 4-Inch by 10-Foot Roof and Gutter Rubber Repair Tape for Stop Leak Repair on Gutter, Roof, Boat, Pool Liner and HVAC Waterproof and Puncture-Resistant
Black seal repair tape that provides instant watertight sealing on all surface types. Simply slap on any leaks for a waterproof and weather-resilient repair. Waterproof silicone-butyl adhesive enables this black shield patch tape to REPAIR SURFACES THAT ARE SUBMERGED IN WATER.. The tough rubber backing on this waterproof tape can be installed easily without mess, EMPOWERING the average American with LITTLE TO NO EXPERIENCE in home repair to fix pipes, boats, RV and roofing quickly with PROFESSIONAL-GRADE results. Flexible rubber surface resists tears, heat and frost- making it a great OUTDOOR Stop Leak Tape even on extreme temperatures -30F to 374F.. This swift response patch and seal leak tape can be applied to all weather types and on smooth or rough surfaces for long-term repairs..
Professional Grade Aluminum Foil Tape - 2 Inch by 210 Feet (70 Yards) 3.6 Mil - High Temperature Tape - Perfect for HVAC, Sealing & Patching, Hot & Cold Air Ducts, Metal Repair, More!
2 INCH BY 70 Yards - 33 MORE THAN THE COMPETITION - Made in a Beautiful Silver Metal Finish.. INCREDIBLY RESISTANT - Easily Resists Moisture, UV Rays, Flames, Chemicals, and Performs well in any type of Weather. PERFECT FOR SEALING AIR DUCTS - Designed to easily seal HVAC Air Ducts as well as another other Hot or Cold Intakes.. STICKS TO ANY SURFACE - Designed for HVAC but easily sticks to any type of finish, just ensure surface is clean of debris.. TEMPERATURE RATING for of up to 250 degrees F and as low as -4 degrees F. MANUFACTURER MONEY BACK GUARANTEE - If you're ever unsatisfied with the product the Manufacturer will refund your order. No Questions Asked TapePlus is a USA Company with US Based Customer Support.
XFasten Waterproof Patch and Seal Tape Clear, 4 x 10-Feet Roof and Gutter Rubber Repair Tape for Stop Leak Repair on Gutter, Roof, Boat, Pool, HVAC
Clear seal repair tape that provides instant watertight sealing on all surface types. Simply slap on any leaks for a waterproof and weather-resilient repair. Waterproof silicone-butyl adhesive enables this clear shield patch tape to REPAIR SURFACES THAT ARE SUBMERGED IN WATER.. The tough rubber backing on this waterproof tape can be installed easily without mess, EMPOWERING the average American with LITTLE TO NO EXPERIENCE in home repair to fix pipes, boats, RV and roofing quickly with PROFESSIONAL-GRADE results. Flexible rubber surface resists tears, heat and frost- making it a great OUTDOOR Stop Leak Tape even on extreme temperatures -30F to 374F.. This swift response patch and seal leak tape can be applied to all weather types and on smooth or rough surfaces for long-term repairs..
XFasten Window Sealing Tape for Winter 3 x 30 Yards RV Window Stripping for Winter | Heavy-duty Transparent Weather Sealing Tape for Plastic Window Coverings for Winter, Residue-free Weather Tape
STRONG BUT RESIDUE-FREE cold weather tape for window insulation for winter that sticks on all surfaces- wood, metal, plastic and aluminum. This winter window seal kit tape is best for sealing drafty windows and AC window gaps.. LASTS FOR 8 SEASONS AND MORE. Our window plastic for winterizing kit tape lasts well for at least 24 months yet removes cleanly and is residue-free. This widow draft stopper tape will not remove the paint from your window frame upon removal.. WOOD-SAFE WINDOW TAPE FOR WINTER. This window sealer for winter tape is safe for wood panels. The XFasten Window Sealer for Winter for drafty windows provides an airtight seal, especially cold wind sealing -17C or 1.4F.. AIRTIGHT WINDOW STRIPPING. Quickly apply this weather tape for windows with a window insulator kit to provide windproof sealing. Our window seal tape will hold on to plastic for windows to keep cold out for up to 2 years.. PERFECT FOR BEGINNERS. Our window cold draft blocker has a pressure-sensitive adhesive, allowing users with LITTLE TO NO BACKGROUND IN SEALING to produce PROFESSIONAL RESULTS, both in looks and function..
Leak Saver: Direct Inject Ultimate - 3-in-1 Leak Sealant with Moisture Remover and UV Dye for Air Conditioner, Heat Pumps and More - Works on most HVAC and Automotive Systems - Proudly Made in the USA
THE EASIEST INJECTION METHOD No more fussing with messy syringes, hoses, or pressurized cans. The Leak Saver injects directly and easily into the system with a basic manifold gauge set or even easier with our Leak Shot Injection Kits. Note for automotive systems, you will still need the standard 134A to 14 charging adapter. Mini-splits may require a 516 to 14 charging adapter.. 3 in 1 SEALANT MOISTURE REMOVER UV DYE Our proven leak sealant now includes moisture remover and UV dye for the complete system treatment Now, you can seal your leak, remove system moisture, or find large leaks with the UV Dye...all in one easy to install package. OVER THREE MILLION UNITS SOLD SINCE 2015 The Leak Saver can permanently seal small refrigerant leaks where the complete refrigerant charge is not lost within 72 hours. It works similarly to how blood in your body reacts to a cut. When a leak occurs, the Leak Saver reacts with the air and moisture at the leak site to permanently seal the leak. When used for preventative maintenance, the active ingredient circulates safely in the system to seal future leaks.. WORKS WITH ALL SYSTEMS AND REFRIGERANTS Compatible with all systems, refrigerants except ammonia, and oils. Useit on the following systems central AC, mini split AC, cassette AC, car, refrigerated truck, home refrigerator, commercial refrigerator, boat, rv, ice machine, refrigeration racks, chillers, refrigeration condenser, cold rooms, and more. It also works with all refrigerants including R410A Freon, R22 and replacements, R134A, R1234yf, R404A, R290, R600a, and more.. YOUR SATISFACTION IS OUR PRIORITY We stand behind the effectiveness 100. If for any reason you are not satisfied with your product, please contact us and we will make it right..
Leak Saver - Leak Shot HVAC - Leak Sealant Injector and Condensate Line Blaster - Non-Contaminating CO2 Cartridges - for A/C and Mini Splits - Systems Up to 5 Tons
REPAIR BOTH CLOGS AND LEAKS Now you can inject Leak Saver Direct Inject sealants SEALANT SOLD SEPARATELY and unclog air conditioner and refrigeration condensate drain lines with the same tool.. KIT INCLUDES Leak Shot Injection Gun, 3x Leak Shot Refrigerant Grade CO2 Cartridges multiple shots per cartridge, 34 Rubber Condensate Line Adapter, 12 Rubber Condensate Line Adapter, Flexible Extension Hose.. NON-CONTAMINATING CO2 CARTRIDGES Our cartridges are specially formulated to not contaminate HVAC and refrigeration systems. Please only refill with our Leak Shot CO2 Refrigerant Grade refills.. MADE BY HVAC PROFESSIONALS Our company was founded and run by EPA card holding HVAC techs. We are bringing you the same products we use in our own jobs. Made in the USA.. 100 SATISFACTION GUARANTEE We stand behind the quality and effectiveness of our products 100. If for any reason you are not satisfied, please contact Leak Saver directly and we will make it right..
Leak Saver Direct Inject Dry A/C Moisture Remover (No Leak Sealant, Moisture Remover Only) - For Systems Up to 5 Tons - Converts Moisture into Synthetic Oil - Created and Used by HVAC Pros - USA Made
GET YOUR AC BACK UP AND RUNNING Help prevent system failure, preserve efficiency and eliminate corrosion by converting system moisture into synthetic oil.. FOR MOST AIR-CONDITIONING SYSTEMS Use on mini-split units, heat pumps, packaged units, central ACs, coolers, microchannel coils, and automotive applications.. THE FASTER, MORE ECONOMICAL CHOICE By converting moisture into synthetic oil, it mixes with the already existing oil, for a simpler process than vacuum pumping.. THE PERFECT PREP FOR LEAK REPAIRS Use alone to dry your air-conditioning system or pair with our Leak Saver Direct Inject our refrigerant leak sealer for leaks.. 100 SATISFACTION GUARANTEE If for any reason this didnt work out and youre unsatisfied, contact us for another at no cost must be installed by certified HVAC techs..
Leak Saver: Direct Inject Acid Scavenger - Acid Remover - Created by HVAC Pros - for A/C and Refrigeration Systems Up to 5 Tons
THE EASIEST INJECTION METHOD Patent-pending and made to be completely fuss-free, no pump downs, syringes, or pressure-sensitive cans needed again Comes with 14 male and female connections. A 134A quick coupler is necessary for automotive systems. A 516 to 14 adapter may be necessary for 410A mini-splits.. ELIMINATE AND PROTECT FROM ACID The ultimate damager, help protect your air conditioner and refrigeration systems up to 5 tons 60,000 BTU from acid degradation. By turning acid into lubrication, no extra materials are left behind, and it works with POE, mineral, PVE, and alkylbenzene oils.. MADE BY HVAC PROFESSIONALS Especially after replacing compressors, an expert solution is needed for an acid neutralizer you can trust, and this one is made in the USA.. NEXT STEP, PESKY LEAK REPAIRS This acid remover is powerful on its own, but for leaks, we recommend pairing with our Leak Saver Direct Inject refrigerant leak sealer.. 100 SATISFACTION GUARANTEE Your air conditioner or refrigeration system is fixed to your satisfaction or the next one is on us must be installed by certified HVAC techs..
Leak Saver Direct Inject Refrigerant Leak Sealer, 3 Pack - 2022 Updated Sealant Formula for Most HVAC Systems Up to 5 Tons - Made in the USA
THE EASIEST INJECTION METHOD No more fussing with messy syringes, hoses, or pressurized cans. The Leak Saver injects directly and easily into the system with a basic manifold gauge set or even easier with our Leak Shot Injection Kits. Note for automotive systems, you will still need the standard 134A to 14 charging adapter. Mini-splits may require a 516 to 14 charging adapter.. A PERMANENT FIX FOR LEAKS The Leak Saver can permanently seal small refrigerant leaks where the complete refrigerant charge is not lost within 72 hours. Its similar to how blood in your body reacts to a cut. When a leak occurs, the Leak Saver reacts with the air and moisture at the leak site to permanently seal the leak. When used for preventative maintenance, the active ingredient circulates safely in the system to seal future leaks.. OVER THREE MILLION UNITS SOLD With over 3 million units sold of this sealant formula since 2015, we are the most reliable leak sealant among HVAC professionals. Super concentrated and made to work with all types of refrigerants, its compatible with all types of refrigerants and oils except ammonia.. MADE BY HVAC PROFESSIONALS And used by them. Use Leak Saver on the following systems central AC, mini split AC, cassette AC, car, refrigerated truck, home refrigerator, commercial refrigerator, boat, rv, ice machine, refrigeration racks, chillers, refrigeration condenser, cold rooms, and more.. YOUR SATISFACTION IS OUR PRIORITY Were so sure this will seal your next leak that if it doesnt, contact us for another at no cost must be installed by certified HVAC techs..
Leak Saver: Direct Inject UV - Refrigerant Leak Sealer with Added UV Dye to Detect Large Leaks - for AC, Refrigeration, and Automotive Systems Up to 5 Tons - Compatible with All Refrigerants
THE EASIEST INJECTION METHOD No more fussing with messy syringes, hoses, or pressurized cans. The Leak Saver injects directly and easily into the system with a basic manifold gauge set or even easier with our Leak Shot Injection Kits. Note for automotive systems, you will still need the standard 134A to 14 charging adapter. Mini-splits may require a 516 to 14 charging adapter.. MORE THAN 3 MILLION UNITS SOLD SINCE 2015 The Leak Saver can permanently seal small refrigerant leaks where the complete refrigerant charge is not lost within 72 hours. Its similar to how blood in your body reacts to a cut. When a leak occurs, the Leak Saver reacts with the air and moisture at the leak site to permanently seal the leak. When used for preventative maintenance, the active ingredient circulates safely in the system to seal future leaks.. WITH ADDED UV DYE FOR FINDING LARGE LEAKS Seal it or find it If you have a leak that is simply too large for leak sealants to seal, the added UV Dye will light up brightly at the leak site when using a UV flashlight.. COMPATIBLE WITH ALL SYSTEMS AND REFRIGERANTS The Leak Saver UV is compatible with all systems, refrigerants except ammonia, and oils. It is great for central air conditioners, car and automotive air conditioners, refrigerators, ductless mini-splits, heat pumps, geothermal heat pumps, commercial refrigeration systems, micro channel coils and more. It also works with all refrigerants including R410A Freon, R22 and replacements, R134A, R1234yf, R404A, R290, R600a, and more.. YOUR SATISFACTION IS OUR PRIORITY We stand behind the effectiveness 100. If for any reason you are not satisfied with your product, please contact us and we will make it right..
Nu Calgon 4050-08 EasySeal Direct Inject (Packaging may vary)
Concentrated formula means less material in system. Clear tube so you can see the sealant go in. No need to pump down R-410A units. Perfect for split systems, heat pumps, microchannel coils, packaged units, and mini splits. One time use. Packaging may vary.
Highside Chemicals 10004 Leak Lock 4 Ounce Brush-Top Plastic Jar
Soft setting pipe joint compound for sealing threaded joints, flanged joints, gasket surfaces and mating surfaces. Ideal for metal and plastic materials subject to extreme vibrations. Resin based brushable paste remains permanently flexible. Adheres to internal surfaces and fills voids. 4 ounce brush top plastic jar.
ComStar A/C Zero-Leak, Permanent"Stop Leak" for A/C Systems, Seals Leaks Instantly, Non-Hardening, Polymer-Free, Eco-Friendly, Made in USA, 4 Ounces (90-700)
Is a specially developed product for preventing minor leaks in evaporators, condensers, gaskets, and seals. Environmentally safe suitable for use in automotive, commercial, and residential AC applications. Designed to not harm AC systems with non-hardening, polymer-free characteristics. Compatible with POE-based, PAG-based, and mineral-oil-based mobile AC lubricants. Used for preventive maintenance and left in an operating system.
ENVIRO-SAFE ProSeal XL4 Inject Stop Leak R-22 (1.5-5 Ton Units) for Home AC #2100AI-5
Concentrated. No Pump Down. For use in heat pumps, split and mini split systems, packaged units, and micro-channel coils. Two sizes available 0-1.5 Ton, 1.5-5 Ton. Compatible with all refrigerants, except ammonia.