Rislone Liquid Copper Block Seal Intake & Radiator Stop Leak permanently repairs larger leaks in radiators, intake manifolds and gaskets, heater cores, blocks, heads and freeze plugs. It contains an antifreeze-compatible sodium silicate liquid glass formula, so no draining of the cooling system is required. It will not harm the cooling system when used properly.
- Permanently Fixes Cooling System Leaks
- Antifreeze Compatible - No Draining Required
- One Step - Pour Directly Into Radiator - Easy To Use
Rislone® Liquid Copper™ Block Seal Intake & Radiator Stop Leak seals larger leaks regular stop leaks won’t. One step formula permanently repairs coolant loss problems on cars, trucks, ute’s, vans, SUV’s and RV’s. Antifreeze compatible sodium silicate liquid glass penetrates large and small leaks in plastic, aluminium and cast iron heads, blocks, intake manifold & gaskets, freeze plugs, heater cores and radiators. Fiber additives lock together with liquid to increase strength and promote a permanent seal. It will not harm the cooling system when used properly, no draining is required. Use with ALL types of traditional or extended life coolant including yellow, orange, pink, red, blue, purple and green silicate based & non-silicate based (OAT/HOAT) 50-50 mix antifreeze, and/or water.
Dosage: One bottle treats cooling systems from 8 liters to 15 litres. Use 1/2 bottle for cooling systems from 5 litres to 7.9 litres. For larger systems use one bottle for every 15 litres of cooling system capacity. Size: 383g
Directions:
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Allow engine to cool. Make sure engine is cool enough so radiator cap can be safely removed.
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Shake well. Pour Rislone Liquid Copper directly into radiator. TIP: If direct access to radiator is not available and if overflow tank is pressurized, you can install in tank.
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Fill radiator and overflow tank to proper level and reinstall radiator cap.
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Turn heater on hot and fan on high.
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Start vehicle and idle engine for 15 minutes.
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Turn vehicle off and allow engine to cool. Top off (fill up) radiator and leave Rislone Liquid Copper in cooling system for continued protection. Drive vehicle as normal. For severe leaks, like a blown head gasket, it is recommended to use Rislone Head Gasket Fix.
