The Sporlan MKC-1E design allows for quick field installation

This single-speed motor is the professional choice for maintaining system static pressure and ensuring HVAC blower motor compatibility across the York and Johnson Controls brand family

The sleeve bearing design is ideal for noise-sensitive installations

These units are functionally identical

or corrosive contaminants

Sensus 143-IRV-3/4X1 Regulator 328140-751 The Sporlan MKC-1E design allowsThe Sensus 143 IRV 3 4X1 is a field proven domestic service gas regulator engineered for precision in residential and light commercial applications. This specific configuration features a 3 4" x 1" NPT straight body connection and a 3 8" stainless steel orifice, designed to handle moderate flow requirements while maintaining stable outlet pressures. Equipped with a Green Spring, the unit provides a reliable 6" to 14" w. c. outlet pressure range,