The Cooper Pegler Classic & Evolution Sprayer Diaphragm Kit is a genuine replacement kit designed specifically for the CP3 and CP15 Classic and Evolution knapsack sprayers. It contains all essential components to fully replace the diaphragm assembly, restoring pump efficiency and ensuring reliable, consistent spray performance. Regular replacement of the diaphragm as part of routine maintenance will extend the life of your sprayer and help avoid costly downtime.

Features & Benefits
Complete diaphragm kit for Cooper Pegler CP3 & CP15 Classic and Evolution sprayers
Includes genuine Cooper Pegler parts for guaranteed fit and function
Restores optimal pump sealing for efficient spray pressure
Extends sprayer life by preventing leaks and wear-related failures
Easy to fit with included fastening screw

Applications
Servicing and repair of Cooper Pegler Classic and Evolution CP3 and CP15 knapsack sprayers
Essential maintenance for grounds maintenance, landscaping, and professional spraying tasks

Sizes Available
One comprehensive kit compatible with CP3 and CP15 Classic and Evolution models

Compatibility | Cooper Pegler CP3 & CP15 Classic and Evolution sprayers

Kit Contents | 1 x Diaphragm (334700), 1 x Lower Diaphragm Holder (334722), 1 x Upper Diaphragm Holder (334721), 1 x Fastening Screw (440719_TS)

Function | Restores pump sealing and spray pressure efficiency

Material | Genuine Cooper Pegler parts for guaranteed fit and durability

Installation | Easy to fit with fastening screw included

Size | One comprehensive kit