Tjernlund GPAK-1 Vent System

The Tjernlund GPAK-1 Vent System is designed for reliable venting of fan-assisted gas heaters. This high-performance vent system ensures safe, efficient exhaust for residential heating setups and compact commercial spaces.

With a 4" vent pipe diameter, it accommodates an input capacity of 45,000 to 120,000 BTU/hr and supports vent runs up to 60 feet, making it a versatile choice for varied layouts. The GPAK-1 is a Type Vent System specifically tailored for gas appliances, delivering steady exhaust flow and helping prevent backdrafts. Its robust construction supports long-term reliability in everyday use.

Certified with CSA approval, this vent system meets essential safety standards for dependable operation.

• 4" vent diameter for compatibility with standard gas heater venting
• Input capacity 45,000–120,000 BTU/hr
• Vent length up to 60 ft for flexible installation
• Type Vent System designed for fan-assisted gas heaters
• Approval CSA certified