RHEEM High Altitude Kit: Mfr Part # SP21065, For Tank Heaters
The RHEEM High Altitude Kit (Mfr Part # SP21065) is a conversion kit for tank heaters, featuring a 3/16 in connection size. It is compatible with manufacturer part number GNU 100-200.
SKU 3G-OTH-457047
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Product Description
The RHEEM High Altitude Kit (Mfr Part # SP21065) is a conversion kit for tank heaters, featuring a 3/16 in connection size. It is compatible with manufacturer part number GNU 100-200.
Frequently Asked Questions
What is the RHEEM High Altitude Kit SP21065 used for?
The RHEEM High Altitude Kit SP21065 is used to adjust tank heaters for proper combustion at elevations above 2,000 feet. It ensures safe, efficient operation by re-calibrating the gas-air mixture, preventing incomplete burn and carbon monoxide issues in high-altitude installations.
What are the specifications of the RHEEM High Altitude Kit SP21065?
The RHEEM High Altitude Kit SP21065 is a conversion kit for tank heaters with a 3/16 in connection size. It is compatible with manufacturer part number GNU 100-200. The kit includes components needed to modify the burner assembly for altitudes above 2,000 feet.
Where to buy the RHEEM High Altitude Kit SP21065 worldwide?
3G Electric supplies the RHEEM High Altitude Kit SP21065 worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time; we source genuine RHEEM parts for tank heater conversions.
How to install the RHEEM High Altitude Kit SP21065?
Installation of the RHEEM High Altitude Kit SP21065 requires shutting off gas and power, draining the tank, and replacing the existing orifice with the kit's 3/16 in fitting. Follow the manufacturer's instructions for adjusting the gas valve regulator. Always test for leaks and verify combustion after installation.
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3G Electric supplies RHEEM high-altitude conversion kits for water heaters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.


