Double diaphragm pumps and 2- or 3-inch diaphragm pumps are critical for moving sealants efficiently. Air-operated diaphragm pumps offer better control, reduce clogging, and are compatible with various sealant types. Brands like Wilden and Graco provide dependable diaphragm pump parts and complete systems. Integrating these pumps into your sealcoating setup improves consistency and cuts labor time, making them ideal for professionals.
