RIFENG has highlighted the certification credentials and manufacturing capabilities behind its multilayer gas piping systems, built on PEX-AL-PEX and HDPE-AL-HDPE composite technology with a continuously welded aluminum core layer.

RIFENG provides technical documentation and certification information for applicable product configurations and markets. Procurement teams can check the certificate issuer, scope, validity and product coverage against local gas requirements. Environmental Product Declarations, where available, provide environmental information and are separate from gas-safety approvals.

Beyond certification, RIFENG structures its manufacturer relationships around the factors buyers consistently prioritize when sourcing gas piping systems:

• Full-range customization, covering the complete pipe diameter range from DN12 through DN75, paired with matching press fittings, compression fittings, and brass gas valves — a complete system rather than mismatched components from multiple vendors

• Technical and installation support, including detailed guidelines covering pipe cutting, beveling, insertion depth, pressing procedure, and pressure testing, supported by video documentation

• Production scale, with automated manufacturing facilities and welding processes supporting consistent production

• Order flexibility, with coil lengths commonly ranging from 60m to 300m depending on diameter and pipe series

• After-sales support, with warranty and product liability insurance information available subject to the applicable written terms

RIFENG identifies material structure, production quality and testing standards as key considerations when assessing the safety, reliability and suitability of multilayer gas piping systems.

RIFENG's multilayer gas piping range includes PEX-AL-PEX and HDPE-AL-HDPE configurations. Operating limits, fitting compatibility and approvals depend on the selected product series and destination market.

About Rifeng

Founded in 1996 and based in Foshan, Guangdong, China, RIFENG Enterprise Group Co., Ltd. is a global manufacturer and solution provider of high-performance plastic piping systems. The company offers OEM and ODM services across plumbing, HVAC (air conditioning), underfloor heating, drainage, and gas applications, with a portfolio that includes multilayer pipes, PEX, PP-R, PVC, and precision brass components. RIFENG has been committed to developing high-quality and environmentally friendly piping, plastic tubing, fittings, and other piping products, and serves customers in over 100 countries and regions. The company continues to advance its mission to deliver ideal piping solutions to customers globally.

Media Contact

Company: RIFENG Enterprise Group Co., Ltd.

Contact Person: Market

Email: marketing@rifeng.com

Website: https://rifeng.com

Telephone: 400-111-0211

City: Foshan, Guangdong, China