Reznor 221247 Vent kit R-407A ideal for noise-sensitive commercial installations

ideal for noise-sensitive commercial installations

Industry Standard Sizing: Features a 4-inch flanged body to meet ANSI 125# specifications for heavy commercial and industrial installs

it eliminates the guesswork of universal seals that fail under thermal expansion

This model features a high-torque motor and advanced internal pressure relief valves to handle varying thermal loads while maintaining consistent mass flow

Is the S1-073-28176-000 compatible with older S1-073-15128-000 installations

Reznor 221247 Vent kit R-407A ideal for noise-sensitive commercial installationsThe Reznor 221247 is a critical horizontal vent kit designed specifically for UEAS series unit heaters. Engineered as an Option CC6 venting system, this kit is required for any horizontal termination of UEAS 130, UEAS 180, UEAS 260, and UEAS 310 models. It facilitates a separated combustion configuration, drawing fresh air from outdoors while safely exhausting flue gases, ensuring the HVAC unit heater operates at peak efficiency without using indoor