OEM replacement valve assembly for SHURflo® 2088 Series diaphragm pumps. Valves regulate fluid flow through the pump head — replacing worn or damaged valves restores full pump pressure and flow performance. Compatible with 2088-series models. Includes the complete valve assembly for all three pump chambers. Designed for straightforward field maintenance without special tools. Keep one on hand to minimize downtime when servicing portable restroom service rigs and sanitation equipment.