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FREE USPS GROUND ADVANTAGE SHIPPING on items OVER $75.00 (UNDER 1 LB.) based on the weight per item. If you can't find a part you are looking for, call or text us at 970-518-3085! Holiday Notice: Please be advised that we will be closed for the holidays on December 24–26, 2025, and December 31, 2025 through January 2, 2026.
FREE USPS GROUND ADVANTAGE SHIPPING on items OVER $75.00 (UNDER 1 LB.) based on weight per item. If you can't find a part you are looking for, call or text us at 970-518-3085! Holiday Notice: Please be advised that we will be closed for the holidays on December 24–26, 2025, and December 31, 2025 through January 2, 2026.
Radiator Cap with Bail - PLX-403-000

Radiator Cap with Bail - PLX-403-000

by Aqua-Hot
Save 10% Save 10%
$139.43
$139.43 - $139.43
$139.43
$125.49
$125.49 - $125.49
$125.49

The Radiator Cap with Bail is a direct replacement part designed for select Hydro-Hot hydronic heating systems. This cap ensures a secure seal for the system's coolant reservoir, maintaining the necessary pressure for efficient operation. The integrated bail handle facilitates easy removal and installation, enhancing user convenience during maintenance.

Important Information
  • Secure Seal – Maintains proper system pressure, preventing coolant loss and ensuring optimal performance.
  • Genuine OEM Replacement – Designed for perfect compatibility and optimal performance in Hydro-Hot heating systems.

Compatible Models

Hydro-Hot
HHE-200-01E HHE-200-02E HHE-200-03E HHE-200-04E HHE-200-05E
HHE-500-01M HHE-500-02M HHE-500-03M HHE-500-04M HHE-500-05M
HHE-200-06E HHE-200-07E HHE-200-08E HHE-200-09E 2001-E
HHE-500-06M HHE-500-07M HHE-500-08M HHE-500-09M HHE-102-0EE
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