K-Seal’s Permanent Coolant Repair Stop Leak is for the Entire System. Makes repairs on the Head Gasket, Block, Water Pump Casing, Freeze Plug, Heater Core and Radiator. Easy and Safe to Use, Just Shake Pour and Go!. Product is Compatible with ALL antifreeze and additives already in the system. Product can be placed in the system either directly in the Radiator, through the Top Hose and even into the Overflow Tank. No Draining, Flushing or pulling the Thermostat needed. Our product distinguishes itself from the competition with our Best of Class, Award Winning Copper and Ceramic Formula. The only Brand 3rd Party Tested to the ASTM-D3147 Standards stating it will NOT Clog anything in the system. Works on Aluminum Heads and Hard Plastic! as well. Makes the Repair in 7 to 10 minutes! When a Repair is made K-Seal Guarantees the Repair for the Lifetime of the Engine!

Key Features:

• Mixes with All Anti Freezes and Coolants or works with just Water
• Easy To Use: Just Shake Pour and Go!
• Easy & safe
• No Draining / No Flushing
• Unique Ceramic Formula with NO Sodium Silicate or Liquid Glass
• Can be added to the overflow tank, positively will not clog