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Aqua-Hot Parts | OEM Replacement Components & Repair Kits

Aqua-Hot Parts | OEM Replacement Components & Repair Kits

Genuine Aqua-Hot Parts for Reliable Hydronic Heating

Keep your Aqua-Hot system performing like new with our full selection of OEM Aqua-Hot parts and accessories. Each component is engineered to fit perfectly, ensuring consistent heat, efficient operation, and long-term reliability.

Whether you’re performing annual maintenance, troubleshooting a heating issue, or rebuilding your entire system, you’ll find every part you need — from filters and nozzles to pumps, thermostats, sensors, and circuit boards.

Genuine OEM Aqua-Hot replacement parts
🔧 Compatible with Aqua-Hot & Hydro-Hot systems
🔥 Maintain peak heating and hot water performance
🧰 Ideal for RVs, coaches, and hydronic service centers

Use the filters to quickly locate the right part for your specific model. Each product page includes part numbers, compatibility notes, and installation details to help you complete your repair confidently.

For annual maintenance, explore our Aqua-Hot Service Kits and Cost-Saving Bundles — curated for convenience and long-term system protection.

Tan metal grille measuring 10 inches by 2 inches with a sleek design.
$4.79

Cozy Grille, 10 in. x 2 in TAN, METAL EXX-950-411

Tan metal cozy grille (10" x 2") (EXX-950-411) for Aqua-Hot hydronic heating systems. This low-profile metal grille is designed for flush-mount ins...

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$4.79
A rectangular grille measuring 3.5 inches by 8.5 inches in a cozy design.
$17.50

Cozy Grille 3.5 inches x 8.5 inches

Black plastic cozy grille (3.5" x 8.5") for Aqua-Hot hydronic heating systems. This compact grille is designed for smaller zone heating locations s...

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$17.50
Black plastic grille measuring 3.5 by 15 inches with a simple rectangular design
$21.62

Cozy Grille 3.5 inches x 15 inches Black Plastic

Black plastic cozy grille (3.5" x 15") for Aqua-Hot hydronic heating systems. Mounts over the cozy plenum heat exchanger outlet to distribute warm ...

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$21.62

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