- Tools & Garage Gear
- Automotive Tools
- Lisle Automotive Heater Core Backflush Tool
Lisle's Automotive Heater Core Backflush Tool is an adjustable pressure spray gun with a stepped tip design for easy heater core flushing. This tool connects to a standard garden hose where water pressure can be easily controlled with one hand by squeezing the handle. The insulated handle protects your hand when using hot water. The stepped tip fits 1/2", 5/8" and 3/4" hose fittings.