Tjernlund Products EF-12 Duct Fan R-407A Full Retrofit Package: Includes all

Full Retrofit Package: Includes all necessary brackets

as well as 4007 and 6077 direct vent series

The Johnson Controls VG7443RT is a 2-way normally closed globe valve engineered for precision control in commercial HVAC systems

this kit addresses issues with internal leakage and solenoid chatter in liquid and gas applications

while the stainless steel spring maintains consistent set-point accuracy

Tjernlund Products EF-12 Duct Fan R-407A Full Retrofit Package: Includes allThe Tjernlund Products EF 12 Duct Fan is a heavy duty 12 inch inline booster fan engineered for professional HVAC applications where airflow velocity is critical. Built with a 24 gauge galvanized steel housing, this axial fan is specifically designed to overcome static pressure in long duct runs, delivering a free air rating of 875 CFM. It features a 1 35 HP shaded pole motor operating at 1500 RPM, optimized for maintaining air movement in both 12"