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Gilmour BP4 Backpack Sprayer

Fast pressurizing polymer piston pump with adjustable pump seal and built-in filter screen can easily be serviced in the field. Viton seals in pump, discharge valve and pressure control valve. Right or left-handed operation; comfortable at any angle. Chemically resistant seals, Storage compartment on service panel for extra spray tips. Built-in carry handle. No assembly required.

The Gilmour BP4 Backpack Sprayer features:
Flexible polymer wand telescopes from 16" to 30"
Fixed fan spray tip and adjustable cone to stream tip
Extra-wide, adjustable padded shoulder straps
4 1/2 gallon translucent ultraviolet resistant polyethylene tank
4-1/4" wide mouth opening with filter screen
External pressure control valve for easy adjustment from 15 PSI to 90 PSI
56" chemical resistant reinforced PVC hose
Molded contour frame with lumbar support

We carry a wide selection of Gilmour Sprayer Parts.
Gilmour BP4 Backpack Sprayer
Order Item
Gilmour BP4 Backpack Sprayer
A33476
$119.49
13 lbs

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Gilmour BP4 Backpack Sprayer
Shipping Weight 13 lbs
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  Which Type of Backpack Sprayer Should You Buy?

Piston Sprayers are designed for chemicals mixed from concentrated liquids. Wettable powders may scar the cylinder wall, Viton Collar and piston causing leaks and loss of pressure. Piston Sprayers pump up to 90 PSI and are relatively simple to maintain.

Diaphragm Sprayers are suitable for use with both wettable powders and liquid chemicals. Diaphragm Sprayers will pump up to 60 PSI. Diaphragm Sprayers can be harder to maintain than Piston Sprayers.