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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!
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!

Shipping & Delivery Updates

We understand how important it is for you to receive your orders on time, and we sincerely apologize for any delays you may be experiencing with your shipments.

Please note that once packages leave our facility, they are handled by third-party carriers, such as the United States Postal Service (USPS). While we do our best to ensure timely dispatch, delivery times are ultimately out of our control once the package is with the carrier.

We greatly appreciate your understanding and patience. Please feel free to reach out to our customer service team if you have any concerns or need assistance tracking your package.

Shipping Policy

Service Parts

Combustion Chamber Tube Gasket - HDE-700-205

Aqua-Hot
Original price $9.54
Original price $9.54 - Original price $9.54
Original price $9.54
Current price $8.59
$8.59 - $8.59
Current price $8.59

The combustion chamber tube gasket is a direct replacement part designed to seal the joint between the boiler tank and combustion chamber in Aqua-H...

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Original price $9.54
Original price $9.54 - Original price $9.54
Original price $9.54
Current price $8.59
$8.59 - $8.59
Current price $8.59
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Annual Service Kit, Garber Fuel Filter & Nozzle .35 - John's Custom Kits - JCH-GRB-KIT

Aqua-Hot
Original price $62.09
Original price $62.09 - Original price $62.09
Original price $62.09
Current price $47.35
$47.35 - $47.35
Current price $47.35

This kit is for performing an annual service on the Aqua-Hot and Hydro-Hot heating systems. Please verify fuell filter on rv before purchase. This ...

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Original price $62.09
Original price $62.09 - Original price $62.09
Original price $62.09
Current price $47.35
$47.35 - $47.35
Current price $47.35
Save 24% Save %

Aqua-Hot Annual Service Kit – John’s Custom Kits – JCH-4XX-KIT

Aqua-Hot
Original price $71.63
Original price $71.63 - Original price $71.63
Original price $71.63
Current price $55.94
$55.94 - $55.94
Current price $55.94

The Aqua-Hot Annual Service Kit, Johns Custom Kit is designed to provide all the essential components needed for yearly maintenance on Aqua-Hot hyd...

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Original price $71.63
Original price $71.63 - Original price $71.63
Original price $71.63
Current price $55.94
$55.94 - $55.94
Current price $55.94
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Garber R Fuel Filter - FLE-120-100

Aqua-Hot
Original price $35.44
Original price $35.44 - Original price $35.44
Original price $35.44
Current price $28.35
$28.35 - $28.35
Current price $28.35

The Garber R Fuel Filter is a direct replacement part for maintaining clean fuel delivery to the Aqua-Hot & Hydro-Hot hydronic heating systems....

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Original price $35.44
Original price $35.44 - Original price $35.44
Original price $35.44
Current price $28.35
$28.35 - $28.35
Current price $28.35
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Annual Service Kit, Pink - Johns Custom Kits - JCH-ASK-PNK

Aqua-Hot
Original price $252.95
Original price $252.95 - Original price $252.95
Original price $252.95
Current price $196.13
$196.13 - $196.13
Current price $196.13

This kit includes all the items to perform an annual service. Please verify fuel filter on rv before purchase. The same kit as Aqua-Hot's MSE-ASK-G...

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Original price $252.95
Original price $252.95 - Original price $252.95
Original price $252.95
Current price $196.13
$196.13 - $196.13
Current price $196.13
Save 22% Save %

Annual Service Kit, Racor Fuel Filter & Nozzle .35 – Johns Custom Kits – JCH-RCR-KIT

Aqua-Hot
Original price $135.85
Original price $135.85 - Original price $135.85
Original price $135.85
Current price $69.55
$69.55 - $69.55
Current price $69.55

This kit is for performing an annual service on the Aqua-Hot, Hydro-Hot and Webasto diesel burner. Please verify fuel filter on rv before purchase....

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Original price $135.85
Original price $135.85 - Original price $135.85
Original price $135.85
Current price $69.55
$69.55 - $69.55
Current price $69.55
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Century Boiler Antifreeze - 100 Transfer Fluid 1gl Pink - MSX-300-270

Aqua-Hot
Original price $91.99
Original price $91.99 - Original price $91.99
Original price $91.99
Current price $47.00
$47.00 - $47.00
Current price $47.00

Century Boiler Antifreeze is Aqua-Hot's new Propylene Glycol Antifreeze that can be put into older heating systems and is needed in the newer Aqua-...

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Original price $91.99
Original price $91.99 - Original price $91.99
Original price $91.99
Current price $47.00
$47.00 - $47.00
Current price $47.00
Save 49% Save %

Garber Annual Service Kit, Green - Johns Custom Kits - JCH-ASK-GRN

Aqua-Hot
Original price $252.95
Original price $252.95 - Original price $252.95
Original price $252.95
Current price $196.13
$196.13 - $196.13
Current price $196.13

This kit includes all the items to perform an annual service. Please verify fuel filter on rv before purchase. The same kit as Aqua-Hot's MSE-ASK-G...

View full details
Original price $252.95
Original price $252.95 - Original price $252.95
Original price $252.95
Current price $196.13
$196.13 - $196.13
Current price $196.13
Save 22% Save %

Century Boiler Antifreeze - 100 Transfer Fluid 1qt Pink - MSX-300-275

Aqua-Hot
Original price $55.99
Original price $55.99 - Original price $55.99
Original price $55.99
Current price $39.93
$39.93 - $39.93
Current price $39.93

The Century Boiler Antifreeze 100 Transfer Fluid is a propylene glycol-based antifreeze specifically formulated for use in Aqua-Hot & Hydro-H...

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Original price $55.99
Original price $55.99 - Original price $55.99
Original price $55.99
Current price $39.93
$39.93 - $39.93
Current price $39.93
Save 29% Save %

Century Boiler Antifreeze - 100 Transfer Fluid 1gl Green – MSX-300-300

Aqua-Hot
Original price $91.99
Original price $91.99 - Original price $91.99
Original price $91.99
Current price $47.00
$47.00 - $47.00
Current price $47.00

Century Boiler Antifreeze is Aqua-Hot's new Propylene Glycol Antifreeze that can be put into older heating systems and is needed in the newer Aqua-...

View full details
Original price $91.99
Original price $91.99 - Original price $91.99
Original price $91.99
Current price $47.00
$47.00 - $47.00
Current price $47.00
Save 49% Save %

Century Boiler Antifreeze - 100 Transfer Fluid 1qt Green - MSX-300-GRN

Aqua-Hot
Original price $55.99
Original price $55.99 - Original price $55.99
Original price $55.99
Current price $39.93
$39.93 - $39.93
Current price $39.93

Century Boiler Antifreeze is Aqua-Hot's new Propylene Glycol Antifreeze that can be put into older heating systems and is needed in the newer Aqua-...

View full details
Original price $55.99
Original price $55.99 - Original price $55.99
Original price $55.99
Current price $39.93
$39.93 - $39.93
Current price $39.93
Save 29% Save %

Racor Spin On Fuel Filter, 10 Micron - FLX-R12-TRA

Aqua-Hot
Original price $139.99
Original price $139.99 - Original price $139.99
Original price $139.99
Current price $50.55
$50.55 - $50.55
Current price $50.55

The Racor Spin On Fuel Filter, 10 Micron is a direct replacement part for maintaining clean fuel delivery to the Aqua-Hot & Hydro-Hot hydronic ...

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Original price $139.99
Original price $139.99 - Original price $139.99
Original price $139.99
Current price $50.55
$50.55 - $50.55
Current price $50.55
Save 64% Save %

Outer Flame Tube Gasket - HDE-700-200

Aqua-Hot
Original price $11.50
Original price $11.50 - Original price $11.50
Original price $11.50
Current price $10.35
$10.35 - $10.35
Current price $10.35

The Outer Flame Tube Gasket is used in between the tank and the burner on the newer Aqua-Hot heating systems. -------------------------------------...

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Original price $11.50
Original price $11.50 - Original price $11.50
Original price $11.50
Current price $10.35
$10.35 - $10.35
Current price $10.35
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Garber R Fuel Filter (Discount Bundle) - Johns Custom Kits - FLE-120-100

Aqua-Hot
Original price $70.88 - Original price $354.40
Original price $70.88 - Original price $354.40
Original price $70.88
$56.13 - $269.33
$56.13 - $269.33
Current price $56.13

The Garber R Fuel Filter is a direct replacement part for maintaining clean fuel delivery to the Aqua-Hot & Hydro-Hot hydronic heating systems....

View full details
Original price $70.88 - Original price $354.40
Original price $70.88 - Original price $354.40
Original price $70.88
$56.13 - $269.33
$56.13 - $269.33
Current price $56.13
Save up to 24% Save %

Annual Service Kit, Racor, Green - Johns Custom Kits - JCH-R12-GRN

Aqua-Hot
Original price $309.07
Original price $309.07 - Original price $309.07
Original price $309.07
Current price $209.74
$209.74 - $209.74
Current price $209.74

This kit includes all the items to perform an annual service. Please verify fuel filter on rv before purchase. This kit includes:  Racor Fuel Filt...

View full details
Original price $309.07
Original price $309.07 - Original price $309.07
Original price $309.07
Current price $209.74
$209.74 - $209.74
Current price $209.74
Save 32% Save %

10 Micron Spin-on Fuel Filter, Complete Garber R Assembly - FLX-120-000

Aqua-Hot
Original price $185.38
Original price $185.38 - Original price $185.38
Original price $185.38
Current price $148.30
$148.30 - $148.30
Current price $148.30

The 10 Micron Spin-on Fuel Filter, Complete Garber R Assembly is a complete fuel filtration unit designed for Aqua-Hot and Hydro-Hot hydronic heati...

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Original price $185.38
Original price $185.38 - Original price $185.38
Original price $185.38
Current price $148.30
$148.30 - $148.30
Current price $148.30
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Annual Service Kit, Racor, Pink - Johns Custom Kits - JCH-R12-PNK

Aqua-Hot
Original price $309.07
Original price $309.07 - Original price $309.07
Original price $309.07
Current price $209.74
$209.74 - $209.74
Current price $209.74

This kit includes all the items to perform an annual service. Please verify fuel filter on rv before purchase. This kit includes:  Racor Fuel Filt...

View full details
Original price $309.07
Original price $309.07 - Original price $309.07
Original price $309.07
Current price $209.74
$209.74 - $209.74
Current price $209.74
Save 32% Save %

Racor Spin On Fuel Filter, 10 Micron (Discount Bundle) - Johns Custom Kits - FLX-R12-TRB

Aqua-Hot
Original price $279.98 - Original price $1,399.90
Original price $279.98 - Original price $1,399.90
Original price $279.98
$100.09 - $480.23
$100.09 - $480.23
Current price $100.09

The Racor Spin On Fuel Filter, 10 Micron is a direct replacement part for maintaining clean fuel delivery to the Aqua-Hot & Hydro-Hot hydronic ...

View full details
Original price $279.98 - Original price $1,399.90
Original price $279.98 - Original price $1,399.90
Original price $279.98
$100.09 - $480.23
$100.09 - $480.23
Current price $100.09
Save up to 66% Save %

General Model "G" Fuel Filter (OBSOLETE) - FLE-120-200

Aqua-Hot
Original price $22.06
Original price $22.06 - Original price $22.06
Original price $22.06
Current price $19.00
$19.00 - $19.00
Current price $19.00
Out of stock

The General Model "G" Fuel Filter was previously utilized in certain Aqua-Hot & Hydro-Hot hydronic heating systems to ensure clean fuel delive...

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Original price $22.06
Original price $22.06 - Original price $22.06
Original price $22.06
Current price $19.00
$19.00 - $19.00
Current price $19.00
Sold out

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