Skip to product information
1 of 1

Rheem

Rheem SP21091 2in. Flex Vent Kit

Rheem SP21091 2in. Flex Vent Kit

Regular price $1,003.28 USD
Regular price Sale price $1,003.28 USD
Sale Sold out

Rheem SP21091 is a 2in. Flex Vent Kit used for HVAC / plumbing service replacement. Match the OEM part number on your equipment before ordering.

  • OEM Rheem part number SP21091
  • 2in. Flex Vent Kit
  • Category: Tankless Water Heater Venting Solutions
  • Sold for service replacement — verify OEM fitment to your model
  • Install by a qualified technician when required by local code

Specifications

Brand Rheem
MPN SP21091
Type 2in. Flex Vent Kit
Category Tankless Water Heater Venting Solutions

Frequently asked questions

What is SP21091?

Rheem SP21091 is sold as 2in. Flex Vent Kit. Confirm fitment against your equipment model and the OEM part number before ordering.

Is this an OEM part number?

Yes — the manufacturer part number is SP21091. Our internal SKU uses a TL- prefix for warehouse tracking.

How should I verify compatibility?

Match the full OEM part number on the old component or your unit's parts list. When in doubt, provide the equipment model number to your counter person.

Do you include installation instructions?

Follow the OEM service literature for your equipment. Disconnect power and isolate utilities as required before replacing parts.

View full details