Reznor 43258 Restrictor 328140-751 significantly reducing labor time during

significantly reducing labor time during maintenance or replacement

simplifying the York condenser fan motor replacement process

Optimized Airflow: Precision dimensions (17" x 21" x 7/8") ensure a snug fit to prevent air bypass while maintaining low static pressure

also identified as model EA-157-S

and gasket for a complete out-of-the-box swap

Reznor 43258 Restrictor 328140-751 significantly reducing labor time duringThe Reznor 43258 Restrictor, specifically identified as the VNTR RESTRICTOR RPV225 5, is a precision engineered combustion air component designed for integration with high efficiency Reznor gas fired unit heaters. This OEM replacement part is critical for maintaining the correct stoichiometry within the combustion chamber, ensuring that gas to air ratios remain within factory specifications for the RPV225 series. Technicians often source this venturi