HVAC/R SOlUTIONS YOU CAN TRUST
Whether you need to find a leak, seal a leak or boost overall system performance, MasterCare gives you the solutions to get the job done right. No manifold required, and no worrying about compatible refrigerants.
CONNECT. PRESS. GO.
Save Time.
Make Money Fast.
Installs in seconds.
No manifold required.
SEAL LEAKS
The proven Flex Shot formula that permanently seals and prevents future leaks, no runtime required. The sealant installs in seconds with our patented delivery system. Compatible with units up to 12 Tons.

HVAC/R LEAK SEALANT
1 HOSE & 1 SET OF FITTINGS


HVAC/R LEAK SEALANT
4 HOSES


INJECT ADAPTERS
1 SET OF FITTINGS

INJECT ADAPTERS
Download PDFFIND & SEAL LEAKS
These Flex Shot products use a UV dye to quickly find leaks, and our proven formula to permanently seal them, no runtime required. The sealant installs in seconds with our patented delivery system. Compatible with units up to 12 Tons.

HVAC/R LEAK SEALANT WITH UV DYE
1 HOSE & 1 SET OF FITTINGS


HVAC/R LEAK SEALANT WITH UV DYE
4 HOSES


Inject Adapters
1 SET OF FITTINGS

INJECT ADAPTERS
Download PDFEnhance Performance
Boost Juice® works to raise system performance by up to 22% while eliminating moisture and reducing compressor noise. Compatible with units up to 12 Tons.

BOOST JUICE
HVAC/R PERFORMANCE ENHANCER

Refrigerant Retrofit
Save time on system conversions with Super Change® retrofit that won’t plug TXVs or cap tubes or pistons. Compatible with units up to 12 Tons.

SUPER CHANGE
REFRIGERANT RETROFIT

Download Product Brochure
Download PDFHOW TO USE
1Unscrew the red fitting from the blue fitting.
2Thread and hand tighten the red fitting onto one end of single-use hose.
3Thread and hand tighten the blue fitting onto other end of same hose.
4Ensure the system is running.
5Connect the red fitting to the high-side service port.
6Connect the blue fitting to the low-side service port.
7Press and hold red button for 7 seconds to inject product.
8Once hose is empty, disconnect red fitting from system.
9Remove blue fitting from system.
10Detach fittings and discard hose.
11Reassemble the fittings and store for future use.
Note: The hoses that come in the kit are designed for use with DiversiTech specified fittings.