8 Fairfax St SE
NAPA Auto Parts Genuine Parts Company
8 Fairfax St SE
Leesburg,  VA  20175
(703) 777-2055
Reserve Online Participant
Store Hours
Mon-Fri:7:30 AM-7:00 PM
Sat:8:00 AM-5:00 PM
Sun:9:00 AM-5:00 PM
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Black Diamond Avalanche Triple Seal A/C Stop Leak, 3 oz.
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Black Diamond Avalanche Triple Seal A/C Stop Leak, 3 oz.

Part #: NCB BD151
Line: NAPA Consumer Brands
Requested quantity is not available. Please update the quantity below.

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Features & Benefits

Warranty: Standard : No Warranty, Expressed or Implied


Triple Seal A/C 3-in-1 stop leak seals metal, rubber and service port leaks.

  • Repairs metals leaks in the evaporator, condenser, compressor, filter/dryer and accumulator with chemicals that react to moisture at the leak point
  • Seals rubber leaks in hoses, gasket and o-rings with a system safe chemical additive
  • Stops service port leaks using a special tool to tighten valve cores
  • Smart clip technology changes color to show leak is sealed
  • Not for use on hybrid/electric vehicles with non-belt driven compressor


Brand NAPA
Manufacturer TSI Products
SDS Required Yes

Safety Information