Exceeding this can lead to equipment failure

High-Durability Metallurgy: The stainless steel (Incoloy) construction prevents sheath pitting and stands up to aggressive water chemistry

verify your specific fitting’s tapping size to ensure the tapered threads match the female connection in your housing

Designed for use in residential heating systems

installing this kit is essential for technicians to maintain the correct manifold pressure and stable burner performance

Maxitrol 220D-1 1/4 Regulator 30067439-890 Exceeding this can lead toThe Maxitrol 220D 1 1 4 is a high performance servo operated gas pressure regulator designed specifically for commercial and industrial applications where precise pressure control is non negotiable. Featuring a 1 1 4" NPT connection, this pilot loaded regulator handles a maximum inlet pressure of 10 PSI, effectively reducing it to a stable 1 3 PSI outlet pressure range. Unlike standard direct acting models, the 220D series utilizes a specialized