the 8210G1 utilizes NBR (Nitrile) seals to ensure tight shut-off and long-term durability in environments with temperatures up to 180°F

technicians should monitor differential pressure and perform replacements if the drop exceeds 10 psi to prevent system bypass or element collapse

this assembly is designed for use in closed-loop hydronic systems using up to 50% propylene glycol concentrations

this part restores original equipment manufacturer (OEM) airflow specifications

Maxitrol 325-9L-2-12A49 Regulator R-410A the 8210G1 utilizes NBR (Nitrile)The Maxitrol 325 9L 2 12A49 is a field proven 2 inch NPT line pressure gas regulator designed for high capacity residential and commercial 2 PSI piping systems. Engineered with a lever acting design, this unit provides precise control from high flow demand down to pilot flow, delivering a 2,250,000 BTU hr max capacity. The 12A49 vent limiter is factory installed, making this regulator specifically suitable for indoor installations by eliminating the