Sealey backpack sprayer 16ltr sealey ss4 designed for extensive use around the garden greenhouse and vegetable plots suitable for use with most garden chemicals including pesticides herbicides and solvent free preservatives manufactured from heavy duty polypropylene fitted with adjustable spray nozzle and lockable trigger designed for extended use features double padded shoulder straps and large filler cap with integral filter can be used left or right handed by simply reversing the sh