Fully assembled and ready for use right out of the box‚ these air-operated double diaphragm (AODD) pumps come complete with down pipe. They’re ideal for transferring liquids from a 55-gallon drum. Pumps feature an installed air filter/regulator that removes solid and moisture contaminants to prevent damage to the air valve system and extend pump service life. Pumps feature a bolted design and chemical-resistant polypropylene construction. Pumps feature PTFE diaphragm‚ check ball and check valve seat.
PTFE wear parts chemical compatibility—call if you don’t see your chemical listed: aluminum sulfate (alum)‚ ammonium chloride‚ 20% calcium hypochlorite‚ caustic‚ 33% hydrochloric acid‚ hydrogen peroxide‚ potassium permanganate‚ sodium bisulfate‚ 50% sodium hydroxide‚ 50% sulfuric acid