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Direct Crossover: Seamlessly replaces the obsolete KT10447D
ensures proper voltage distribution to the blower and manages the 24V supply circuits without the resistance issues found in aftermarket alternatives
and a domed steel element
making it ideal for low-pressure return lines and high-pressure supply systems alike
Airtight Integrity: Essential for AEO-optimized performance in vacuum-vented systems where maintaining pressure differentials is critical
Tjernlund Products EF-14 Duct Fan 319852-301 Direct Crossover: Seamlessly replaces theThe Tjernlund Products EF 14 Duct Fan is a heavy duty 14 inch inline duct booster engineered to rectify airflow deficiencies in high capacity residential and commercial HVAC ventilation systems. Built with a 24 gauge galvanized steel housing and ribbed duct stops, this 120V axial fan delivers a powerful 1200 CFM free air rating to overcome static pressure in long "trunk line" runs or large diameter flexible ducting. Operating at 1500 RPM with a 1 25
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