Leak Saver Direct Inject for Air Conditioner, Refrigeration, Automotive Systems
Brand: Leak Saver
More than 3 Million leaks sealed and counting!

We are a company founded and actively managed by HVAC technicians. Our goal is to bring you the best Leak Sealants and tools that we use ourselves on our daily jobs. We have literally tried everything! These are the products we stand behind 100%.

Tried and True Refrigerant Leak Repair

There has been a lot of confusion about refrigerant leak sealants and we want to set the record straight. Our product is a true refrigerant leak sealant that has been developed and refined over 18 years. With over 3 million units sold in the Direct Inject format since 2015 (almost all to HVAC professionals), we stand 100% behind the effectiveness of our product. However, we won't stop here. We strive to continually make our products better and better!

Perfect For Those Stubborn Little Leaks:

More than Three Million Units Sold

The numbers don’t lie! With more than 3,000,000 units sold of this sealant formula since 2015, we are the chosen leak sealant among HVAC professionals. 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.

Patent-Pending Easy Direct Injection Installation 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 1/4” charging adapter. Mini-splits may require a 5/16” to 1/4” charging adapter.

Compatible With All Systems, Refrigerant, and Tools

The Leak Saver Direct Inject is compatible wi
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 1/4” charging adapter. Mini-splits may require a 5/16” to 1/4” 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. It’s 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, it’s compatible with all types of refrigerants and oils (except ammonia).
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).