Double door grooved check valve

Product Overview

This double door grooved check valve is used to prevent backflow in fire protection, water supply and industrial piping systems. It adopts a compact double-door structure and grooved connection for quick installation, with fast response, small flow resistance, stable sealing and long service life.

Specifications Table (Dimensions & Parameters)

Product Applications

• Fire protection sprinkler and hydrant systems
• Water supply and drainage pipe networks
• HVAC circulating water pipelines
• Municipal and building pipeline projects
• Industrial process and circulating water systems

Installation and Maintenance

• Inspect valve body and groove for damage before installation
• Clean pipe grooves and install gaskets correctly
• Install according to the flow direction mark on the valve body
• Connect with grooved couplings and tighten bolts evenly
• Regularly check plate movement and spring elasticity
• Keep valve interior clean and free of debris

Related Products

Double door wafer check valve

Grooved resilient swing check valve

Flanged swing check valve

Grooved butterfly valve

Grooved gate valve

Full series check valves and grooved fittings

FAQ

• Can you supply OEM?

OEM is available. We can customize the product according to your specific requirements, including logo printing and packaging design.

• What’s the MOQ?

The MOQ is 500 pieces. For customized products with special sizes or surface treatments, the MOQ may vary.

• How about the order processing and lead time?

After order confirmation and receipt of the advance payment, we will arrange production. Generally, the products can be ready for shipment within 15-20 working days. Once dispatched, we will notify you and provide all necessary documents for customs clearance.

• What quality will be ensured?

All products are 100% new and undergo strict quality inspections, including pressure testing and dimensional checks, before delivery. We use sturdy wooden crates or cartons to ensure the products are well-protected during transportation.

• Can you guide the installation?

Yes, we provide detailed installation instructions in English and other major languages. Our technical support team is also available for online consultation and guidance if needed.

Contact Information

Sales Inquiry:
Provide contact information for sales inquiries.

Email: [email protected]

Phone: +86 13012223295

Technical Support：

If you have any questions regarding product installation, commissioning, operation or maintenance, please contact our technical support team for professional assistance:

Email: [email protected]