The Landscaper's Choice 2 backpack sprayer (made by SP Systems) that was sold by Home Depot and Lowes is essentially the same sprayer as the Estatekeeper (also made by SP Systems). As such, the replacement parts for the Estatekeeper are the same as the replacment parts for the Landscaper's Choice 2.

Repair your Landscaper's Choice 2

Spray Pistol with Brass Spindle & Filter - SP Systems Spray Nozzle Holder - SP Systems $5.27 Replacement Pump Module for Estatekeeper (Landscaper's Choice 2) And SP1 Backpack Sprayers $88.39 Replacement Cap for Estatekeeper (Landscaper's Choice 2) Backpack Sprayer - SP Systems $16.61 Estatekeeper Backpack Sprayer - SP Systems $115.99

The Swissmex Estatekeeper backpack sprayer by SP is alternately known by the name of Landscaper's Choice 2 at Lowe's and Home Depot. Replacement parts and repair kits for this versatile sprayer are available here.