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Refrigerant Leak Sealer

10 Best Refrigerant Leak Sealer 2025 in the United States

Name: Leak Saver Direct Inject AC Leak Sealer | AC Stop Leak for Most HVAC Systems Up to 5 Tons | Works with All Systems & AC Refrigerants | Made in The USA
Brand: Leak Saver
Price: 35.95 USD
Availability: InStock

From leading brands and best sellers available on the web.

Winner

Leak Saver

Leak Saver Direct Inject AC Leak Sealer | AC Stop Leak for Most HVAC Systems Up to 5 Tons | Works with All Systems & AC Refrigerants | Made in The USA

10.0

score

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Leak Saver

Leak Saver Direct Inject AC Leak Sealer Small System | AC Stop Leak for Most HVAC Systems Up to 1 Ton | Works with All Systems & AC Refrigerants | Made in The USA

10.0

score

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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

9.8

score

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Nu-Calgon

Nu-Calgon 4050-11 EasySeal Direct Inject-UV Dye Refrigerant Leak Sealant, One Size Treats Systems 2 to 7.5 Tons

9.6

score

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Leak Saver

Leak Saver Direct Inject Ultimate 3-in-1 | AC Refrigerant Leak Sealer | with UV Dye & Moisture Remover | for Most HVAC Systems Up to 5 Tons - Professional AC Leak Sealer - AC Stop Leak

9.3

score

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Rectorseal

Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red

9.0

score

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Rectorseal

Rectorseal 45317 Leak Sealer, 1.5 oz, Green

8.8

score

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IMPERIAL

Cliplight Super Seal Advanced 944KIT

8.5

score

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Rectorseal

RectorSeal AC Leak Freeze Pro Nano with UV 45318 Refrigerant Leak Sealant, Quick and Easy, HVAC, 1.5 oz.

8.2

score

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#10

RED TEK

RED TEK ProSeal12 A/C Seal Treatment (4 oz. can)

7.9

score

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10 Best Refrigerant Leak Sealer 2025 in the United States

Leak Saver Direct Inject AC Leak Sealer | AC Stop Leak for Most HVAC Systems Up to 5 Tons | Works with All Systems & AC Refrigerants | Made in The USA

Leak Saver Direct Inject AC Leak Sealer Small System | AC Stop Leak for Most HVAC Systems Up to 1 Ton | Works with All Systems & AC Refrigerants | Made in The USA

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

Nu-Calgon 4050-11 EasySeal Direct Inject-UV Dye Refrigerant Leak Sealant, One Size Treats Systems 2 to 7.5 Tons

Leak Saver Direct Inject Ultimate 3-in-1 | AC Refrigerant Leak Sealer | with UV Dye & Moisture Remover | for Most HVAC Systems Up to 5 Tons - Professional AC Leak Sealer - AC Stop Leak

Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red

Rectorseal 45317 Leak Sealer, 1.5 oz, Green

Cliplight Super Seal Advanced 944KIT

RectorSeal AC Leak Freeze Pro Nano with UV 45318 Refrigerant Leak Sealant, Quick and Easy, HVAC, 1.5 oz.

RED TEK ProSeal12 A/C Seal Treatment (4 oz. can)

FAQ

How effective are refrigerant leak sealers?

Are refrigerant leak sealers safe to use?

Can refrigerant leak sealers be used in all types of HVAC systems?

How do you apply a refrigerant leak sealer?

What are the best refrigerant leak sealers on the market?

10 Best Refrigerant Leak Sealer 2025 in the United States

Leak Saver Direct Inject AC Leak Sealer | AC Stop Leak for Most HVAC Systems Up to 5 Tons | Works with All Systems & AC Refrigerants | Made in The USA

Leak Saver Direct Inject AC Leak Sealer Small System | AC Stop Leak for Most HVAC Systems Up to 1 Ton | Works with All Systems & AC Refrigerants | Made in The USA

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

Nu-Calgon 4050-11 EasySeal Direct Inject-UV Dye Refrigerant Leak Sealant, One Size Treats Systems 2 to 7.5 Tons

Leak Saver Direct Inject Ultimate 3-in-1 | AC Refrigerant Leak Sealer | with UV Dye & Moisture Remover | for Most HVAC Systems Up to 5 Tons - Professional AC Leak Sealer - AC Stop Leak

A-Team Performance - Air Conditioning AC Fitting Manifold Kit - for SD7 Compressor Black

Garvee 110V 1/4 HP 3.5CFM Single Stage Rotary Vane Air Vacuum Pump and R134a AC Manifold Gauge Set Kit with Leak Detector Carry Bag for HVAC Air Conditioning Refrigeration Recharging ETL Listed

Emorefun Vacuum Pump, 110V 2 Stage HVAC 9.6CFM Ac Vacuum Pump, Vacuum Pump Automotive, with Essential Accessories and Lubricating Oil

A/C Pro ACP-105 Refrigerant With Max-Seal (12 ounces)

Refrigerant, 134A Plus Stop Leak, 12 oz.

Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red

Rectorseal 45317 Leak Sealer, 1.5 oz, Green

Cliplight Super Seal Advanced 944KIT

RectorSeal AC Leak Freeze Pro Nano with UV 45318 Refrigerant Leak Sealant, Quick and Easy, HVAC, 1.5 oz.

RED TEK ProSeal12 A/C Seal Treatment (4 oz. can)

Image Refrigerant Leak Detectors

Mastercool Refrigerant Leak Detectors

CPS Refrigerant Leak Detectors

YWSNYTEMYEJ Refrigerant Leak Detectors

Refrigerant Leak Detectors

FAQ

How effective are refrigerant leak sealers?

Are refrigerant leak sealers safe to use?

Can refrigerant leak sealers be used in all types of HVAC systems?

How do you apply a refrigerant leak sealer?

What are the best refrigerant leak sealers on the market?