Pentair ETi 250/400 Pressure Relief Valve (475618) sgsinstruments Whether the pump is being

Whether the pump is being serviced

J-style round design

Back-mount design with 2 inch face

Designed for compatible internal valve sealing service

responds inconsistently

Pentair ETi 250/400 Pressure Relief Valve (475618) sgsinstruments Whether the pump is beingUsing the right replacement part matters during pool and spa service. Pentair ETi 250 400 Pressure Relief Valve (475618) supports a focused repair where fit, function, and reliability are important. A proper pressure relief valve is a critical safety and service component on ETi 250 and ETi 400 heater systems, helping relieve excess pressure during operation. It is useful when the existing component shows wear, damage, age related failure, or