Laars Heating Systems RA2138604 Valve 326058-757 it operates at 3300 RPM
Baker’s notes & crumb story
Description
Laars Heating Systems RA2138604 Valve 326058 757 it operates at 3300 RPM it operates at 3300 RPM to maintain the precise static pressure required for safe combustion and venting making it suitable for a wide range of residential and light commercial air handlers