We Use CookiesWe use cookies to enhance the security, performance, functionality and for analytical and promotional activities. By continuing to browse this site you are agreeing to our privacy policy

All Categories

Automotive

Tools & Equipment

Ac Leak Stoppers

10 Best Ac Leak Stoppers 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

View on Amazon

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

View on Amazon

InterDynamics

InterDynamics Car Air Conditioner, Certified A/C Pro Refrigerant Leak Stop Kit for R134A Car Air Conditioners, 3 Oz Each

9.7

score

View on Amazon

FJC

FJC 9140- R134a Stop Leak w/ Red Leak Detection Dye for MVAC systems in a 3oz Self Sealing Container

9.5

score

View on Amazon

Rectorseal

Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red

9.2

score

View on Amazon

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

8.9

score

View on Amazon

Rectorseal

Rectorseal 45317 Leak Sealer, 1.5 oz, Green

8.7

score

View on Amazon

Rectorseal

Rectorseal 45312 AC Leak Freeze 1.5oz Cartridge, 1.5 oz

8.4

score

View on Amazon

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)

8.1

score

View on Amazon

#10

InterDynamics

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

7.8

score

View on Amazon

How do we rank products for you?

Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

10 Best Ac Leak Stoppers 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

InterDynamics Car Air Conditioner, Certified A/C Pro Refrigerant Leak Stop Kit for R134A Car Air Conditioners, 3 Oz Each

FJC 9140- R134a Stop Leak w/ Red Leak Detection Dye for MVAC systems in a 3oz Self Sealing Container

Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red

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 45317 Leak Sealer, 1.5 oz, Green

Rectorseal 45312 AC Leak Freeze 1.5oz Cartridge, 1.5 oz

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)

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

FAQ

What are the best AC leak stoppers on the market?

How do AC leak stoppers work?

Are AC leak stoppers safe to use?

Can AC leak stoppers be used on all types of air conditioners?

What are the alternatives to using AC leak stoppers?

10 Best Ac Leak Stoppers 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

InterDynamics Car Air Conditioner, Certified A/C Pro Refrigerant Leak Stop Kit for R134A Car Air Conditioners, 3 Oz Each

FJC 9140- R134a Stop Leak w/ Red Leak Detection Dye for MVAC systems in a 3oz Self Sealing Container

Rectorseal 45302 Freeze Leak Repair, 0.5 oz, Red

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

Refrigerant, 134A Plus Stop Leak, 12 oz.

RED TEK LeakStop12 A/C Seal Treatment (4 oz. can)

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 45317 Leak Sealer, 1.5 oz, Green

Rectorseal 45312 AC Leak Freeze 1.5oz Cartridge, 1.5 oz

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)

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

Spill Stoppers

Wine Stoppers

Door Air Stoppers

Cat Stoppers

FAQ

What are the best AC leak stoppers on the market?

How do AC leak stoppers work?

Are AC leak stoppers safe to use?

Can AC leak stoppers be used on all types of air conditioners?

What are the alternatives to using AC leak stoppers?