Pentair ETi 250/400 Pressure Relief Valve (475618) lamotte 1-1/2" ribbed replacement design

1-1/2" ribbed replacement design

This replacement is especially useful when the original trim plate is cracked

and PA50SV references

Supports safer and more predictable heater operation

Pentair ETi 250/400 Pressure Relief Valve (475618) lamotte 1-1/2" ribbed replacement designUsing 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