Blast Clogs, Restores Heating Systems Fast!

"My truck had absolutely no heat in freezing weather, and regular water flushes couldn't clear the stubborn rust blocking the core. Just a couple of dual-action blasts with this tool cleared the passage and completely restored my heating system!"-Asher C.

Why Get Our Air and Water Combo Coolant System Flushing Set?

✅ Dual-Action Clearing Power: When you are freezing in your cab and standard water flushes fail to break through severe rust, you need immediate relief. By combining water and compressed air simultaneously, this tool gives DIYers and pros the dual-action blast needed to instantly clear stubborn blockages and rescue failed heating systems.

✅ Fatigue-Free Operation: Wrestling with awkward engine hoses while holding high pressure is exhausting. The adjustable trigger features a locking latch that allows both DIYers and professional mechanics to maintain a continuous, powerful stream without hand fatigue, giving you maximum control over the flush.

✅ Complete Kit Integration: Searching for adapters kills your momentum. This kit includes five stepped nozzles (19mm to 40mm), quick-connect water fittings, and PTFE tape. Whether you are a professional managing a fleet or a DIYer fixing your own truck, you have the exact leak-free connections to hook up instantly.

📓 FREQUENTLY ASKED QUESTIONS

Q: What size hoses does this work with?

A: This flush gun is compatible with hoses ranging from 0.7 inches (19mm) to 1.6 inches (40mm) in diameter. It includes five different nozzle sizes to accommodate most standard heater cores and coolant lines, so you can select the right fit for your vehicle.

Q: What type of air compressor do I need?

A: You need a standard workshop air compressor with a 1/4-inch air inlet fitting. The gun connects directly to most common garage compressors, no special equipment required. Customers report it works well with typical shop setups.

⚙️ Specifications:

• Weight: 0.93 lbs.
• Material: Corrosion-resistant construction
• Product Dimensions: 12.99 x 4.72 x 1.77 inches
• Nozzle Sizes: 19mm, 29mm, 32mm, 36.5mm, 40mm
• Air inlet size: 1/4 inch
• Water inlet: 3/4 inch garden hose (inner diameter 16mm, outer diameter 20mm)
• Compatibility:
  • Water Source: Requires a standard 3/4-inch garden hose connection with inner diameter of 16mm and outer diameter of 20mm.
  • Air Source: Requires compressed air line connection with 1/4-inch air inlet fitting, compatible with standard workshop/garage air compressors.
  • Hose Compatibility: Works with heater core and coolant hoses ranging from 19mm to 40mm diameter using the included nozzle sizes.

📦 Package Inclusions:

• 1 x Coolant system flush gun
• 2 x Garden hose connectors
• 1 x PTFE sealing tape
• 5 x Coolant air bleeder nozzles (sizes 19–40mm)