Federal Thermal Air Pressure Switch SML 0.05-9"WC - SML4212021
SKU: SML4212021
Antunes SML series air pressure switch with 0.05–9" W.C. adjustable range. Aluminum case kit including two compression fittings. Used to prove combustion-air, draft, or filter pressure on commercial appliances. Federal Thermal SKU corresponds to Antunes 8221212022.