Lennox 75X73 Filter 326010-701 Durable Construction: Lightweight aluminum blades

Durable Construction: Lightweight aluminum blades with a steel hub provide a superior strength-to-weight ratio and resistance to moisture

drop-in replacement that maintains original equipment performance standards and agency safety listings

or Q series pilots to function as a steam pressure reducing valve or temperature regulator

this valve body ensures minimal pressure drop and consistent performance across residential and commercial HVAC zone valve systems

This model is designed to withstand a maximum surge pressure of up to 10 PSI without compromising internal components

Lennox 75X73 Filter 326010-701 Durable Construction: Lightweight aluminum bladesThe Lennox 75X73 Metal Mesh Insert Filter PCO12 is a critical component for the Lennox PureAir PCO 12C and PCO 12U air purification systems. As a specialized photocatalytic oxidation (PCO) filter, this 2 inch low profile insert features a durable aluminum frame and titanium dioxide coated mesh designed for high performance HVAC air filtration. Unlike standard media, this replacement metal mesh filter serves as a catalyst surface that, when paired with