Hayward 250K Negative Pressure Indoor Vent Adapter | UHXNEGVT12506

Hayward Products SKU: HPPUHXNEGVT12506
Hayward 250K Negative Pressure Indoor Vent Adapter | UHXNEGVT12506 - Heater Parts - img - 1

Hayward 250K Negative Pressure Indoor Vent Adapter | UHXNEGVT12506

Hayward Products SKU: HPPUHXNEGVT12506
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Hayward UHXNEGVT12506 Negative Pressure Vertical Indoor Vent Adapter Kit, 6" (H250FD)

Hayward UHXNEGVT12506 is a genuine negative-pressure vertical indoor vent adapter kit designed for the Hayward Universal H-Series H250FD Low NOx heater models (commonly referenced for H250FDN and H250FDP). This kit provides the proper 6" vent connection for approved indoor vertical venting configurations where negative-pressure venting is required.

Key Features

  • Part Number: UHXNEGVT12506
  • Brand: Hayward
  • Type: Negative pressure vertical indoor vent adapter kit
  • Vent Size: 6" diameter
  • Heater Compatibility: Universal H-Series H250FD (commonly H250FDN / H250FDP)
  • Use Case: Indoor vertical venting applications (negative pressure configuration)
  • Common note: often listed as replacing older part UHXNEGVT12501

Important Venting Notes

  • Designed for vertical vent termination in approved indoor venting setups.
  • Common guidance for indoor vertical venting includes termination a minimum of 3 ft above the roof and 2 ft above any portion of a building within 10 ft horizontally (verify exact requirements in the current Hayward manual and local code).
  • This kit is commonly noted as not allowing horizontal vent termination; verify per current Hayward instructions for your exact installation.

Applications

Used when converting or installing a compatible Hayward H250FD heater for approved indoor vertical venting where a 6" negative-pressure vent adapter is required.

Installation Notes

  • Verify the exact heater model (H250FDN/H250FDP) and required venting type before ordering.
  • Venting must follow Hayward installation instructions and all local codes.
  • Professional installation is strongly recommended for gas heater venting components.

Related Products

Maintenance Tips

  • Inspect vent connections and supports periodically for looseness, corrosion, or signs of leakage.
  • Have the heater and venting inspected during annual service, especially for indoor installations.
  • If the heater shows vent/pressure faults, check for restrictions, improper termination, or incorrect venting configuration before replacing parts.
Questions about returns? View our return policy.

Hours Of Operation: 

Monday - Friday: 8:00 am to 4:00 pm Phoenix Time

Saturday and Sunday: Closed

  • Orders costing more than  $300 WILL be required to have signature confirmation upon delivery.
  • Handling time is typically only 1 day.   
  • Any item ordered after 1pm Phoenix time, may not ship same-day.
  • Call us if you require expedited shipping and we can give you quotes based on your needs.

Return Policy:

  • All products, except as noted below, are eligible for return up to 30 days after receipt of item.
  • For returns, an RMA form must be filled out HERE or customers can call for additional help.
  • Shipping costs will be deducted from all returned items.
  • Any item that is missing accessories, original packaging, or is not returned in the same condition that it was received in, may be subject to a re-stocking fee up to 100% based on the condition we receive it in. 
  • Items broken, damaged, or inoperable due to installer error will not be refunded.
  • Fill out the return form or give us a call to obtain an RMA and return shipping label.
  • There are no returns on the Pentair Colorsync 618031
  • No returns on pool cleaners.
  • No returns on opened seals and o-rings.
  • No returns on capacitors.
  • If a light is returned because it "doesn't work" and it tests fine, the cost to ship and a re-stocking fee will be deducted from the refund.
  • All products denied upon arrival at customers house WILL be charged the cost to ship.
  • Visa Gift Card Promotions: Gift cards are sent within 14 days of the order. When accepting the Visa Gift card, you agree that if your order is returned or refunded, this amount will be deducted from the refunded amount. All Visa Gift cards are sent via email in an E-Gift Card format and are non refundable.