GRACO 13:1 Ratio External Mix Gel System with 35 ft (10.7 m) Hose, Cart, Mast, and Boom - (SKU: 16R021)The GRACO 16R021 is an external mix gel coat spray system designed for fiberglass reinforced plastic (FRP) applications. It is engineered to deliver gel coat material efficiently and consistently, featuring a 13: 1 ratio, a 35 ft (10. 7 m) hose, and is mounted on a cart with mast and boom for ease of use. The system is intended for use in industrial environments where precise, reliable gel coat application is required. Key Features: External Mix Gel

particularly those operating at a flow rate of 3 gallons per minute

This part is intended to deliver efficient

Ensures proper sealing and connection at equipment inlet

Used as a replacement part in GRACO spray foam and fluid handling systems to maintain pump integrity and prevent leaks

Prevents backflow in internal mix spray systems

It is designed for reliable signal transmission between GRACO equipment components

Lubemaster and paint equipment

avoid kinking or crushing the hose during installation and operation

specifically targeting contaminants down to 10 microns

Maximum free flow delivery: 50 gpm (189 lpm)

Used in industrial and maintenance systems where pressure relief and fluid return are required

Used in GRACO spray equipment to maintain component alignment and tension