Series 290

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Product Description

Service valve kit for tankless water heater applications
Complete with:

  • Low lead/Lead free DZR brass body
  • Quarter turn isolation valves
  • Optional pressure relief valve 

Connection Options:

  • Size: ¾” 
  • Connection Type: NPT Female

Technical data

Material: DZR low lead brass
Medium temperature range: 32 – 210 °F
Maximum working pressure: 400 psi
Low Lead

Certifications

NSF/ANSI/CAN 61
NSF/ANSI/CAN 372

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Instruction sheet
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Submittal data
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Drawings and specifications

Part number Connection Note
KIT290503A 3/4" NPT female
 With pressure relief valve
3D models
Tender text
CALEFFI, KIT290503A. Tankless water heater service valve kit Complete with: Union connections - connect directly to ¾" water heater MNPT nipples Isolation valves - allow for flushing and servicing the water heater Pressure relief valve (KIT versions only) Connection: 3/4" NPT female. Maximum working pressure: 400 psi. Medium temperature range: 32 – 210 °F. Material: DZR low lead brass.
KIT290504A 3/4" NPT female
 Equal lay length valves with pressure relief valve
3D models
Tender text
CALEFFI, KIT290504A. Tankless water heater service valve kit Complete with: Union connections - connect directly to ¾" water heater MNPT nipples Isolation valves - allow for flushing and servicing the water heater Pressure relief valve (KIT versions only) Connection: 3/4" NPT female. Maximum working pressure: 400 psi. Medium temperature range: 32 – 210 °F. Material: DZR low lead brass.
290503A 3/4" NPT female
 -
3D models
bim
Caleffi BIM
Tender text
CALEFFI, 290503A. Tankless water heater service valve kit Service valve kit for tankless water heater applications Complete with: Low lead/Lead free DZR brass body Quarter turn isolation valves Optional pressure relief valve  Connection Options: Size: ¾”  Connection Type: NPT Female Connection: 3/4" NPT female. Maximum working pressure: 400 psi. Medium temperature range: 32 – 210 °F. Material: DZR low lead brass.
290504A 3/4" NPT female
 Equal lay length valves
3D models
Tender text
CALEFFI, 290504A. Tankless water heater service valve kit Service valve kit for tankless water heater applications Complete with: Low lead/Lead free DZR brass body Quarter turn isolation valves Optional pressure relief valve  Connection Options: Size: ¾”  Connection Type: NPT Female Connection: 3/4" NPT female. Maximum working pressure: 400 psi. Medium temperature range: 32 – 210 °F. Material: DZR low lead brass.

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