Skip to content
Edmondson Supply will be closed May 24th 2024. Final guaranteed shipping time is 12pm EST Thursday, May 23rd. Regular shipping will resume Tuesday, May 28th.
Edmondson Supply Will Be Closed May 24th 2024. Final guaranteed shipping time is 12pm EST Thursday, May 23rd. Regular shipping will resume Tuesday, May 28th.

Caleffi KIT290503A Tankless Water Heater Service Valve Kit, 3/4" FNPT with Pressure Relief Valve

Save 39%
Original price $156.00
Current price $95.03
SKU KIT290503A
Currently 9 in stock.

Caleffi KIT290503A Tankless Water Heater Service Valve Kit, 3/4" FNPT with Pressure Relief Valve

The 290 Series tankless water heater service valve kit connects directly to the standard ¾” MNPT nipples on the heater to facilitate isolating, flushing and servicing the water heater. The union connections make installation simple and quick. The kit includes one blue-handled cold water inlet fullport positive-shutoff 3-way ball valve, one red-handled hot water outlet full-port 3-way positive-shutoff ball valve, and a pressure relief valve, set to 150 psi, which field-mounts to a side port on the hot water outlet ball valve. The ¾” garden hose capped connections are for hose hookups to flush the heater.

  • Maximum working pressure:  400 psi 
  • Medium temperature range:  32 - 210° F
  • Material:  DZR low lead brass


    Technical Brochure

    Submittal Data