SP Systems 01SV528-1

Customer review for SP Systems 528 Piston 4-Gallon 120 PSI Agricultural Series Farm & Home Backpack Sprayer 01SV528-1. SP Systems 01SV528-1 47-inches of PVC 1/4-inch thick hose Durable Viton seals and o-ring ... Learn more »

SP Systems 01SV528-1 Review: SP Systems 528 Piston 4-Gallon 120 PSI Agricultural Series Farm & Home Backpack Sprayer 01SV528-1. I don't really "rate" this product poorly, but it's wrong for wettable powders. I bought it to spray Surround WP, a finely ground clay "wettable powder" insect repellant popular with organic gardeners. I have used Surround for several years with a hand-held sprayer without problem. The SP leaked from the bottom first use so I returned it for replacement. The second one leaked also and lost ability to hold pressure after one use. This prompted research online as the reputation of these sprayers is good. ... Read more »

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