What is the Double Action Pump? The double action pump is easy to operate & is ideal to be used on large inflatables & comes complete with a hose & 4 valve adapters to fit any purpose. A continuous flow of air is pumped on both the up & down stroke. The simple push-in hose to pump connection easily inflates or deflates Large double handle & footplate for ease of use Is easy to dissemble if maintenance or inspection is required Comes complete with a hose & 4 valve adapters Manufactured from non-corrosive plastic Inflates Airbed Mattress, Rubber Dinghies, Gym Balls.