Prier Wall Hydrant - Internal VB - Gray Handle - 1/2"Wirsbo - 421 ET90215CR nylon-reinforced Buna-N diaphragm add to

nylon-reinforced Buna-N diaphragm add to this valve’s wide popularity

Universal Stem for B/C/D Styles

high-strength reinforced nylon construction

high-carbon steel blade

Proven impact drive with straight-through flow for superior performance in dirty water

Prier Wall Hydrant - Internal VB - Gray Handle - 1/2"Wirsbo - 421 ET90215CR nylon-reinforced Buna-N diaphragm add toThe 421 Series Internal Vacuum Breaker Hydrant was added to PRIER's offering in March of 2009. The 421 Series Hydrant is the result of spending a significant amount of time with our plumbing contractor customers and continuing to respond to their needs in the field. A common complaint among contractors with any freezeless wall hydrant with an external vacuum breaker was the operation of the vacuum breaker, often leaking due to debris in the potable