Expert Quality, backpack sprayer with Ethylene Propylene Diene Monomer rubber (EPDM) seals and gaskets. Like all our sprayers, EPDM sprayers can be used for water as well as herbicide and pesticide spraying, but the high quality seals cater for use on so much more including acids, weak alkali and ketones, which are commonly found in resins and coatings. With a working capacity of 10.0 litres and fitted with a high performance pump, adjustable spray pattern tip and a safety pressure release valve. Manufactured from translucent high density polyethylene.