Bar’s Leaks 18oz. Liquid Copper Block Seal (1109)

Does your car overheat or leave puddles of coolant? Bar’s Leaks 18oz. Liquid Copper Block Seal (1109) is a powerful, easy-to-use solution for tackling larger coolant leaks that standard stop leak products can’t handle. This one-step formula permanently repairs leaks in radiators, heater cores, intake manifolds, cylinder heads, engine blocks, freeze plugs, and gaskets, saving you time and money on repairs.

Here’s why Bar’s Leaks Liquid Copper Block Seal is your leak-stopping hero:

• Permanent Fix: Stop leaks for good with Bar’s Leaks Liquid Copper advanced sodium silicate liquid glass formula. (Note: While advertised as permanent, some users report these products offer temporary solutions.)
• Easy One-Step Application: No need for complex repairs! Simply shake the bottle, pour directly into your radiator, and let Bar’s Leaks work its magic.
• No Coolant Draining Required: This formula is compatible with all types of antifreeze (traditional or extended life) and coolant mixtures, eliminating the need to drain your cooling system before use.
• Safe for Your Cooling System: Bar’s Leaks Liquid Copper is designed to effectively seal leaks without harming your engine components if used as directed.
• Fast and Effective: Get back on the road quickly with Bar’s Leaks Liquid Copper powerful leak-stopping formula. (Note: Results may vary depending on the severity of the leak.)
• Works on Various Vehicles: Whether you drive a car, truck, van, SUV, or RV, Bar’s Leaks Block Seal can address your coolant leak concerns.
• Cost-Effective Solution: Save money on expensive repairs by tackling leaks yourself with this affordable product.

Before you use Bar’s Leaks Block Seal Liquid Copper, remember:

• Consult your vehicle’s manual for specific compatibility information and instructions.
• Consider the severity of the leak. For severe leaks, a professional mechanic’s advice is recommended.

Here’s how to use Bar’s Leaks Block Seal Liquid Copper:

1. Cool the Engine: Ensure your engine is cool enough to safely remove the radiator cap.
2. Shake Well: Shake the bottle thoroughly before use.
3. Add the Product: Pour the solution directly into the radiator. Use half the bottle for small cooling systems (4-cylinder engines without A/C).
4. Alternative Method: If radiator access is limited, use the overflow tank (ensure it’s pressurized).
5. Refill and Reinstall: Fill the radiator and overflow tank to the recommended levels, then reinstall the radiator cap.
6. Run the Engine: Start the engine, turn the heater to high, and set the fan on high. Let the engine idle for 15 minutes.
7. Cool Down and Top Off: Turn off the engine and let it cool completely. Top off the radiator with coolant (if needed).
8. Leave in System: Leave Bar’s Leaks Block Seal Liquid Copper in the cooling system for continued protection.

Stop stressing about coolant leaks! Bar’s Leaks 18oz. Liquid Copper Block Seal (1109) is a powerful and convenient solution for DIY car owners to tackle leaks and save money on repairs.