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Best Radiator Sealer Additive

Concrete Resurrection Outside Acrylic 100 VOC Sealer

  • Recommended for Residential, Commercial and Retail Exterior Concrete.
  • Consider using a Non-Skid Additive when applying Sealer to Exterior Projects.
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Red Angel

  • All in one solution to restore lost refrigerant and oil in automotive air conditioning systems.
  • Contains system safe leak sealer additive that seals common A/C leaks in rubber hoses, gaskets and O-rings.
  • Safe for all R-134a systems when used as directed.
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EZ Chill Automotive Refrigerant R-134a (18 ounces), MAC-134RFL

  • Restores lost refrigerant and oil in automotive air conditioning systems.
  • Contains system safe leak sealer additive that seals common A/C leaks in rubber hoses, gaskets and O-rings.
  • Requires the use of the EZ-Chill hose and gauge assembly (sold separately) ›.
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Dorman 902-5008 Engine Coolant Thermostat Housing Compatible with Select Honda Models

  • All in one solution to restore lost refrigerant and oil in automotive air conditioning systems.
  • Contains system safe leak sealer additive that seals common A/C leaks in rubber hoses, gaskets and O-rings.
  • Safe for all R-134a systems when used as directed.
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EZ Chill Refrigerant R-134a With Oil And Leak Sealer (12 ounces)

  • Restores lost refrigerant and oil in automotive air conditioning systems.
  • Contains system safe leak sealer additive that seals common A/C leaks in rubber hoses, gaskets and O-rings.
  • Requires the use of the EZ-Chill hose and gauge assembly (sold separately).
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VP Racing Fuels Madditive Cool Down - Radiator Systems Temperature Decrease 16 Ounces for All Radiators. Decreases Engine Temps up to 30 Degrees

  • Cool Down coolant additive improves the performance of coolant and is safe for all radiator systems. It's ideal for racing, street, RV and tow vehicle applications.
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XADO ATOMEX Stop Leak Radiator Coolant/Antifreeze Additive - Restore Radiator Parts & Prevent Future Damage (Bottle, 250 ml)

  • Eliminates The Need For Expensive Repair.
  • Universal Application For Gasoline And Diesel Engines Of Automobiles And Other Equipment.
  • Neutral For Materials Of Cooling System Parts (Gaskets, Rubber Hoses, Aluminum, Plastic And Steel Radiators).
  • Provides A Long-term Protection Of The Cooling System Against Rust And Corrosion.
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Today’s Technician: Automotive Heating & Air Conditioning Classroom Manual and Shop Manual (MindTap Course List)

  • All in one solution to restore lost refrigerant and oil in automotive air conditioning systems.
  • Contains system safe leak sealer additive that seals common A/C leaks in rubber hoses, gaskets and O-rings.
  • Safe for all R-134a systems when used as directed.
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Thompsons TH.024104-14 Clear Multi-Surface Waterproofer, Quart

  • When used as an additive to, or under-seal for solvent thinned paints, it shields paint against weather..
  • Use When Mildew and Biological Factors are not a Problem.
  • Will effectively seal any porous material against damage by water, including concrete, brick, stone, plaster, wood, canvas, and asbestos.
  • For use on Terra Cotta Planters, Birdhouses, Mailbox Posts and Other Small Exterior Surfaces.
  • Is unsurpassed as a penetrating sealer for concrete hardening and dust-proofing, and meets ASTM C309 specifications for concrete curing.
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Thompson's Water Seal TH.010100-18 Clear Multi-Surface Waterproofer - Aerosol, Clear - 11.75 Ounce

  • Will effectively seal any porous material against damage by water, including concrete, brick, stone, plaster, wood, and asbestos.
  • When used as an additive to, or under-seal for solvent thinned paints, it shields paint against weather..
  • Is unsurpassed as a penetrating sealer for concrete hardening and dust-proofing, and meets ASTM C309 specifications for concrete curing.
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Interdynamics A/C R-134a Leak Sealer & Detector 3 oz - 12 Pack

  • Replaces lost R-134a refrigerant and oil in automotive A/C system.
  • System-safe leak sealer additive seals common A/C leaks in rubber hoses, gaskets, and O-rings.
  • Formulated with advanced QwikBoost chemistry for colder air up to 50% faster and eliminate moisture buildup.
  • Contains R-134a gas which is acceptable for use in motor vehicle A/C (MVAC) systems.
  • Complies with Section 612 of the EPA Clean Air Act, EPA Compliant in Self Sealing Cans.
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A/C PRO ACP-102CA A/C PRO Professional Formula R-134a Refrigerant Refill - 12 oz.

  • Replaces lost R-134a refrigerant and oil in automotive A/C system.
  • Formulated with COOL BOOST technology to provide up to 18% colder air.
  • System-safe leak sealer additive seals common A/C leaks in rubber hoses, gaskets and O-rings.
  • Eliminates moisture buildup and acid from A/C system to help extend A/C system life.
  • Reusable push-button dispenser with gauge and temperature dial indicator.
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ZeroR EZ Chill R134a Refrigerant for MVAC in 10.25oz self Sealing can - Stop Leak and Dye All in one Solution.

  • Complies with Section 612 of the EPA Clean Air Act.
  • All-in-one solution – no additional tools required.
  • Replaces lost R-134a refrigerant and oil in automotive A/C system.
  • System-safe leak sealer additive seals common A/C leaks in rubber hoses, gaskets and O-rings.
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