Brass Replacement Valve for Pressure Washer – 8.8mm Thread

All-Copper Replacement Valve for Pressure Washers & Car Wash Machines

Keep your pressure washer running at full strength with this durable all-copper replacement valve. Engineered to fit a range of car wash and cleaning machines, this precision-threaded brass valve body makes maintenance simple and cost-effective — no need to replace the entire unit.

Key Features

• Premium All-Copper Construction: Crafted from high-quality solid copper (brass), this valve offers exceptional durability and long-lasting performance even under high-pressure conditions.
• Precise 8.8mm Thread: Designed with an exact 8.8mm threaded mouth for a secure, leak-free connection with compatible pressure washer models.
• Direct Replacement Part: A convenient, cost-effective solution to restore a damaged or worn valve — get your machine back up and running quickly.
• Easy Installation: Simply remove the old valve and thread in the new one. No special tools required — a straightforward swap for DIYers and professionals alike.
• Compatibility Check Required: Before purchasing, please open your cleaning machine and confirm it uses the same valve model and thread size (8.8mm) to ensure a perfect fit.

Specifications

Package Contents

• 1 × All-Copper Pressure Washer Valve Body

Important Notes

• Actual color may vary slightly from images due to monitor settings and lighting conditions.
• Please allow slight manual measurement deviation (±1–2mm) for listed dimensions.
• Always verify your machine's valve model and thread size before ordering.

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For guidance on safe pressure washer maintenance and best practices, refer to the U.S. Consumer Product Safety Commission (CPSC).

Learn more: Valve

Frequently Asked Questions

Q: What machines is this brass pressure washer replacement valve compatible with?

A: This replacement valve is designed for use with certain car wash machines and high-pressure cleaning machines that use an 8.8mm threaded valve. We strongly recommend opening your machine and comparing the valve model before purchasing to confirm compatibility.

Q: How do I install this replacement pressure washer valve?

A: Installation is straightforward — simply unthread and remove the old or damaged valve from your pressure washer, then thread in this new all-copper valve body. No special tools are required in most cases. Always ensure your machine is powered off and depressurized before beginning any maintenance.

Q: Why is an all-copper (brass) valve better than plastic alternatives?

A: Copper and brass valves offer superior resistance to corrosion, heat, and high-pressure stress compared to plastic. This makes them ideal for repeated use in car wash and cleaning machine environments where durability and a reliable seal are essential.