4050-11 – REFRIGERANT LEAK SEALANT & DYE (2-7.5 TON)
$75.73Nu-Calgon EasySeal 4050-11 refrigerant leak sealant with UV dye. Treats 2 to 7.5 ton systems. Works with all refrigerant types. Direct-inject installation.
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Nu-Calgon EasySeal 4050-11 refrigerant leak sealant with UV dye. Treats 2 to 7.5 ton systems. Works with all refrigerant types. Direct-inject installation.

Mastercool 62010 refrigerant recovery tank, 30 lb capacity. Steel construction with Y-valve design. DOT approved. Not rated for A2L refrigerants.

Mastercool 63010 refrigerant recovery tank, 50 lb capacity. Steel construction with Y-valve design. DOT approved. Not rated for A2L refrigerants.

R-404A refrigerant, 24 lb cylinder. Used in commercial refrigeration — walk-in coolers, freezers, reach-in units, and ice machines. Not for residential AC.

R-407C refrigerant, 25 lb cylinder. R-22 replacement for existing air conditioning systems. Blend of R-32, R-125, and R-134a. No oil change needed in most systems.

R-410A refrigerant, 25 lb cylinder. Standard refrigerant for residential AC systems built since 2010. Higher pressure than R-22 — use only in R-410A rated equipment.

R-438A (MO99) refrigerant, 25 lb cylinder. Drop-in replacement for R-22 — no oil change, no metering device change, no TXV adjustment needed in most systems.

R-454B refrigerant, 20 lb cylinder. Low-GWP replacement for R-410A in new systems. A2L mildly flammable — requires proper handling. The future of residential AC refrigerant.