Top 10 Best R22 Leak Sealer Of 2022 [ Details Reviewed]

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Our team studied on 50716 reviews available online for R22 Leak Sealer, chose the finest ones and prepared R22 Leak Sealer Reviews for you. It was very difficult to shortlist the ideal R22 Leak Sealer from thousands of products online. However, We tried to make sure that you get only the Best R22 Leak Sealer from our suggestions. Check our listings-:

The 10 Best R22 Leak Sealer Reviews

Our team scanned 50716 reviews before putting any suggestions for the R22 Leak Sealer in this article.

Comparison Chart of Top 10 R22 Leak Sealer

NoProductScoreAction
1ENVIRO-SAFE ProSeal XL4 Inject Stop Leak R-22 (1.5-5 Ton Units) for Home AC #2100AI-59.8Buy Now
2Nu Calgon 4050-08 EasySeal Direct Inject (Packaging may vary)9.8Buy Now
3Leak Saver Direct Inject for Air Conditioner9.6Buy Now
4Nu-Calgon 4050-11 EasySeal Direct Inject-UV Dye Refrigerant Leak Sealant9.6Buy Now
5Leak Saver Direct Inject Dry A/C Moisture Remover 3pk (No Leak Sealant, Moisture Remover Only) For Systems Up to 5 Tons9.6Buy Now
6Leak Saver: Direct Inject UV - Refrigerant Leak Sealer with Added UV Dye to Detect Large Leaks - For AC9.2Buy Now
7Nu-Calgon 4051-99 Piercing Valve and Hose for A/C Easy Seal and Easy Dry Products8.8Buy Now
8Leak Saver: Direct Inject Ultimate 3-in-1 Leak Sealant with Moisture Remover and UV Dye for AC8.4Buy Now
9Leak Saver: Direct Inject Ultimate 3-in-1 Leak Sealant with Moisture Remover and UV Dye for AC8.4Buy Now
10Leak Saver: Direct Inject Ultimate - 3-in-1 Leak Sealant with Moisture Remover and UV Dye for Air Conditioner8.2Buy Now

1. 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

2. 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

3. Leak Saver Direct Inject for Air Conditioner

  • THE EASIEST INJECTION METHOD: No more fussing with messy syringes, hoses, or pressurized cans.
  • 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.
  • 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.
  • MADE BY HVAC PROFESSIONALS: And used by them, it’s perfect for use in Split Systems, Heat Pumps, Commercial Unit Coolers, Refrigeration Systems, and more.
  • YOUR SATISFACTION IS OUR PRIORITY: We’re so sure this will seal your next leak that if it doesn’t, contact us for another at no cost (must be installed by certified HVAC techs).

4. Nu-Calgon 4050-11 EasySeal Direct Inject-UV Dye Refrigerant Leak Sealant

  • 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
  • Leak Sealant

5. Leak Saver Direct Inject Dry A/C Moisture Remover 3pk (No Leak Sealant, Moisture Remover Only) For Systems Up to 5 Tons

  • GET YOUR A/C 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 A/Cs, 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 didn’t work out and you’re unsatisfied, contact us for another at no cost (must be installed by certified HVAC techs).

6. Leak Saver: Direct Inject UV – Refrigerant Leak Sealer with Added UV Dye to Detect Large Leaks – For AC

  • THE EASIEST INJECTION METHOD: No more fussing with messy syringes, hoses, or pressurized cans.
  • 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.
  • 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.
  • YOUR SATISFACTION IS OUR PRIORITY: We stand behind the effectiveness 100%.

7. Nu-Calgon 4051-99 Piercing Valve and Hose for A/C Easy Seal and Easy Dry Products

  • Hvac/Service & Installation Parts
  • Made in: United States
  • Dimensions: 2.5 X 9 X 4
  • Model number: 4051-99

8. Leak Saver: Direct Inject Ultimate 3-in-1 Leak Sealant with Moisture Remover and UV Dye for AC

  • THE EASIEST INJECTION METHOD: No more fussing with messy syringes, hoses, or pressurized cans.
  • 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.
  • WORKS WITH ALL SYSTEMS AND REFRIGERANTS : The Leak Saver Ultimate is compatible with all systems, refrigerants (except ammonia), and oils.
  • YOUR SATISFACTION IS OUR PRIORITY: We stand behind the effectiveness 100%.

9. Leak Saver: Direct Inject Ultimate 3-in-1 Leak Sealant with Moisture Remover and UV Dye for AC

  • THE EASIEST INJECTION METHOD: No more fussing with messy syringes, hoses, or pressurized cans.
  • 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.
  • WORKS WITH ALL SYSTEMS AND REFRIGERANTS : The Leak Saver Ultimate is compatible with all systems, refrigerants (except ammonia), and oils.
  • YOUR SATISFACTION IS OUR PRIORITY: We stand behind the effectiveness 100%.

10. Leak Saver: Direct Inject Ultimate – 3-in-1 Leak Sealant with Moisture Remover and UV Dye for Air Conditioner

  • THE EASIEST INJECTION METHOD: No more fussing with messy syringes, hoses, or pressurized cans.
  • 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.
  • WORKS WITH ALL SYSTEMS AND REFRIGERANTS : The Leak Saver Ultimate is compatible with all systems, refrigerants (except ammonia), and oils.
  • YOUR SATISFACTION IS OUR PRIORITY: We stand behind the effectiveness 100%.

R22 Leak Sealer Buying Guide


Does the thought of finding a great R22 Leak Sealer stress you out? Has your mind been juggling between choices when it comes to buying R22 Leak Sealer in general, specifically regarding which model to choose?
If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect R22 Leak Sealer for themselves. We understand the stress associated with the buying process!
Since you’re here, you are obviously curious about R22 Leak Sealer Reviews. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.
There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.
But that’s not always easy, right? That's why we've taken time to compile a list of the best R22 Leak Sealer in today's market, on your behalf, so that there will be no more worries for you.
How did we come up with the list, you ask? How did we create this buying guide?
  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best R22 Leak Sealer currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-
  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.
Top R22 Leak Sealer brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.
  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top R22 Leak Sealer based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the R22 Leak Sealer before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the R22 Leak Sealer they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good R22 Leak Sealer, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your R22 Leak Sealer before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable R22 Leak Sealer will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good R22 Leak Sealer if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated R22 Leak Sealer on the market, the products that got mostly negative ratings get filtered and discarded.

These are the criteria we have chosen our R22 Leak Sealer on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.
Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any R22 Leak Sealer featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

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