Rola-Chem 521160 In-Line Check Valve – 3/8″ Hose Barb x 3/8″ Hose Barb

The Rola-Chem 521160 In-Line Check Valve is designed to ensure one-way chemical flow in peristaltic pump systems, protecting equipment and maintaining dosing accuracy. Featuring 3/8″ hose barb connections on both ends, this valve installs easily into standard chemical feed tubing and creates a reliable seal to prevent reverse flow.

Constructed from corrosion-resistant materials, this check valve is ideal for chlorine, acid, and other aggressive chemical applications. It is a direct OEM replacement part for use in Rola-Chem chemical injection systems across residential, commercial, and aquatic facilities.

Key Features

• In-line check valve for chemical feed systems

• 3/8″ hose barb x 3/8″ hose barb connections

• Prevents backflow to protect pump and dosing integrity

• Compatible with chlorine, acid, and other pool chemicals

• Durable construction for long service life

• OEM replacement for Rola-Chem peristaltic systems