GRACO Piston Valve (224808) - (SKU: 224808) Its primary function is to

Its primary function is to prevent debris and clumps from entering the spray system

Its primary function is to provide a reliable seal at the manifold interface

GRACO hose reels

and BlueMax II whip hoses (typically 3/16" x 3–4

GRACO Piston Valve (224808) - (SKU: 224808) Its primary function is toThe GRACO 224808 Piston Valve is a replacement part designed for use in various GRACO airless paint sprayers. It is typically constructed from durable materials suitable for handling paint and coatings. Its primary function is to regulate fluid flow within the sprayer, ensuring reliable operation and consistent performance. Key Features: Piston Valve 224808 GRACO 390 Duron, 390 ST, 390 STS, 290 Easy, and other compatible airless paint sprayers