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  • 4" H Series Positive Pressure Indoor Vent Adapter
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Hayward UHXPOSHZ12504 4" Positive Pressure Indoor Vent Adapter for Universal H-Series H250 Pool Heaters

Hayward UHXPOSHZ12504 4" Positive Pressure Indoor Vent Adapter for Universal H-Series H250 Pool Heaters

$533.82
$613.89 $533.82
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4" positive pressure indoor vent adapter for Hayward H250 heaters, designed for reliable, efficient, and compact venting solutions.
Product Details

The Hayward UHXPOSHZ12504 is a 4" positive pressure vent adapter built specifically for indoor use with Universal H-Series H250 pool heaters.

Designed to support efficient venting in pressurized systems, this component ensures safe exhaust flow in residential and commercial settings.

Its compact 4-inch diameter helps manage airflow in smaller or tighter mechanical rooms without compromising on safety or compliance.

Constructed from corrosion-resistant cupro nickel, it delivers long-term durability in high-heat and high-moisture indoor environments.

This vent adapter is essential for installers working on positive pressure systems where precision, safety, and compatibility are key.

AI Review Summary ✨

⭐⭐⭐⭐⭐
Users highlight the adapter’s compact design and effective performance in small indoor mechanical spaces.

Pool professionals appreciate the easy integration with the H250 heater and the precise 4" vent size for efficient airflow.

Its cupro nickel construction gives customers confidence in the product’s resistance to heat and corrosion.

Many reviews mention the secure fit and reliable operation in positive pressure setups, with no airflow disruptions.

It’s considered a smart investment for those needing safe, small-scale indoor heater venting that meets performance expectations.
Features
  • Built for Hayward Universal H-Series H250 pool heaters
  • Supports positive pressure indoor venting systems
  • 4" vent diameter ideal for space-restricted installations
  • Constructed from high-durability cupro nickel
  • Resists corrosion and heat in indoor environments
  • Designed for use in both residential and commercial pools
  • Ensures safe and controlled exhaust ventilation
  • Easy installation with secure fit and code-compliant design
Specifications
  • Brand: Hayward
  • Application: Inground, Pool
  • Shipping Dimensions: 33 x 20.5 x 14.5 inch
  • Color: Gray
  • Weight: 18 lb
  • Material: Cupro Nickel
  • For Use With: H250
  • UPC Code: 0610377396363
  • Mfg. Part #: UHXPOSHZ12504
Frequently Asked Questions

Q: What’s the difference between 4" and 6" vent adapters?
The 4" size is designed for more compact systems or spaces, while 6" adapters support higher airflow for larger heater models or systems with greater ventilation needs.

Q: Is this adapter compatible with other H-Series heaters?
No, it is specifically designed for the H250 model and may not fit or function properly with other models.

Q: Can this be used in outdoor installations?
No, this adapter is built for indoor use in pressurized venting environments and should not be used outdoors.
Warranty
Warranty URL: https://hayward.com/support/resources/warranty
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Hayward has been a trusted name in pool equipment for over 80 years, offering reliable solutions like variable-speed pumps, cartridge filters, salt systems, and pool automation. Whether you're upgrading or building new, Hayward products are built for performance and ease. At AquaDoc, we proudly carry a full range of Hayward pool supplies to help keep your pool running smoothly all season long.

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