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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!
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!

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.

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aqua-hot

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3 Quart Expansion Bottle With Fluid Level Sensor - MSE-063-200

Aqua-Hot
$97.62 - $97.62
$97.62
$111.20
$111.20 - $111.20
$111.20
Out of stock

The 3 Quart Expansion Bottle With Fluid Level Sensor is a direct replacement used in Aqua-Hot 250 Series hydronic heating systems to maintain prope...

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$97.62 - $97.62
$97.62
$111.20
$111.20 - $111.20
$111.20
Sold out
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3 Quart Expansion Bottle With Sensor Kit - MSE-200-OFB

Aqua-Hot
$123.56
$123.56 - $123.56
$123.56
$111.20
$111.20 - $111.20
$111.20

The 3 Quart Expansion Bottle With Sensor Kit are direct replacement parts used in Aqua-Hot hydronic heating systems to monitor antifreeze fluid lev...

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$123.56
$123.56 - $123.56
$123.56
$111.20
$111.20 - $111.20
$111.20
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3-Position Switch Panel, 44 x 22 mm Cut-Outs - SME-000-509

Aqua-Hot
$28.43
$28.43 - $28.43
$28.43
$25.59
$25.59 - $25.59
$25.59
Out of stock

The 3-Position Switch Panel, 44 x 22 mm Cut-Outs is a direct replacement used in Aqua-Hot & Hydro-Hot hydronic heating systems to control multi...

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$28.43
$28.43 - $28.43
$28.43
$25.59
$25.59 - $25.59
$25.59
Sold out
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3-Way Valve Kit w/Fittings (250 Series) - PLE-251-D01

Aqua-Hot
$122.03
$122.03 - $122.03
$122.03
$109.83
$109.83 - $109.83
$109.83

The 3-Way Valve Kit with Fittings is a direct replacement used in Aqua-Hot 250 Series hydronic heating systems to control the flow of heated fluid ...

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$122.03
$122.03 - $122.03
$122.03
$109.83
$109.83 - $109.83
$109.83
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3-Way Valve, 1/2" NPT - PLX-251-001

Aqua-Hot
$70.00
$70.00 - $70.00
$70.00
$63.00
$63.00 - $63.00
$63.00
Low stock

The 3-Way Valve, 1/2" NPT is a direct replacement used in Aqua-Hot 100-200 Series hydronic heating systems to control the flow of heated fluid betw...

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$70.00
$70.00 - $70.00
$70.00
$63.00
$63.00 - $63.00
$63.00
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3.5 in Screen Field Replacement For 5 in Screen Kit - ELE-LCD-150

Aqua-Hot
$657.95
$657.95 - $657.95
$657.95
$592.15
$592.15 - $592.15
$592.15

The 3.5 in Screen Field Replacement for 5 in Screen Kit is a direct replacement part used in Aqua-Hot hydronic heating systems to upgrade the obsol...

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$657.95
$657.95 - $657.95
$657.95
$592.15
$592.15 - $592.15
$592.15
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4 Terminal 12V LED Rocker Switch 44X22 mm Cutout - ELX-283-283

Aqua-Hot
$21.37
$21.37 - $21.37
$21.37
$19.23
$19.23 - $19.23
$19.23

The 4-terminal, 12V LED rocker switch is a direct replacement part designed for custom control panel installations in RV hydronic heating systems, ...

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$21.37
$21.37 - $21.37
$21.37
$19.23
$19.23 - $19.23
$19.23
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4-Position Switch Panel Assembly - ELE-000-908

Aqua-Hot
$71.61
$71.61 - $71.61
$71.61
$64.45
$64.45 - $64.45
$64.45
Low stock

The 4-Position Switch Panel Assembly is a direct replacement part used in Aqua-Hot & Hydro-Hot hydronic heating systems to control key function...

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$71.61
$71.61 - $71.61
$71.61
$64.45
$64.45 - $64.45
$64.45
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40A SPDT Automotive Relay - ELX-375-040

Aqua-Hot
$11.00
$11.00 - $11.00
$11.00
$9.90
$9.90 - $9.90
$9.90

The 40A SPDT Automotive Relay is a direct replacement part used in Aqua-Hot & Hydro-Hot hydronic heating systems to control high-current electr...

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$11.00
$11.00 - $11.00
$11.00
$9.90
$9.90 - $9.90
$9.90
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5 Qt. Expansion Tank Only w/Label - PLE-622-902

Aqua-Hot
$115.28
$115.28 - $115.28
$115.28
$103.75
$103.75 - $103.75
$103.75

The 5-quart overflow bottle is a direct replacement part designed for use in Aqua-Hot hydronic heating systems. This component serves as an expansi...

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$115.28
$115.28 - $115.28
$115.28
$103.75
$103.75 - $103.75
$103.75
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5 Quart Expansion Bottle - PLE-621-800

Aqua-Hot
$145.79
$145.79 - $145.79
$145.79
$131.21
$131.21 - $131.21
$131.21
Out of stock

The 5 Quart Expansion Tank is a direct replacement part used in Aqua-Hot hydronic heating systems to manage system pressure and provide coolant res...

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$145.79
$145.79 - $145.79
$145.79
$131.21
$131.21 - $131.21
$131.21
Sold out
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7 Pole Terminal Electronic Controller Plug - ELX-312-107

Aqua-Hot
$9.06
$9.06 - $9.06
$9.06
$8.15
$8.15 - $8.15
$8.15

The 7 Pole Terminal Electronic Controller Plug is a direct replacement part used in Aqua-Hot & Hydro-Hot hydronic heating systems to connect ke...

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$9.06
$9.06 - $9.06
$9.06
$8.15
$8.15 - $8.15
$8.15
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8 Pole Terminal Electronic Controller Plug - ELX-312-499

Aqua-Hot
$7.96
$7.96 - $7.96
$7.96
$7.16
$7.16 - $7.16
$7.16

The 8 Pole Terminal Electronic Controller Plug is a direct replacement part used in Aqua-Hot & Hydro-Hot hydronic heating systems to connect ke...

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$7.96
$7.96 - $7.96
$7.96
$7.16
$7.16 - $7.16
$7.16
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90 Degree Brass Elbow Fitting, Barb, 3/4 X 1/2 (M)NP - PLX-A65-300

Aqua-Hot
$39.90
$39.90 - $39.90
$39.90
$31.92
$31.92 - $31.92
$31.92

The 90-degree brass elbow fitting featuring a 3/4-inch hose barb on one end and a 1/2-inch male NPT (National Pipe Thread) on the other. This durab...

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$39.90
$39.90 - $39.90
$39.90
$31.92
$31.92 - $31.92
$31.92
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Save 9% Save %

90 Degree Brass Elbow Valve - PLX-A52-600

Aqua-Hot
$42.25
$42.25 - $42.25
$42.25
$38.41
$38.41 - $38.41
$38.41
Low stock

The 90-degree brass elbow valve featuring a 5/8-inch hose barb and a 3/8-inch male NPT (National Pipe Thread) connection. This durable fitting is c...

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$42.25
$42.25 - $42.25
$42.25
$38.41
$38.41 - $38.41
$38.41
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90 degree Molded Hose Elbow - PLX-284-74V

Aqua-Hot
$20.87
$20.87 - $20.87
$20.87
$18.78
$18.78 - $18.78
$18.78

The 90° Molded Hose Elbow is used in Aqua-Hot & Hydro-Hot hydronic heating systems to route coolant or antifreeze fluid through tight bends wit...

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$20.87
$20.87 - $20.87
$20.87
$18.78
$18.78 - $18.78
$18.78
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AC Relay - ELX-232-948

Aqua-Hot
$6.99
$6.99 - $6.99
$6.99
$6.29
$6.29 - $6.29
$6.29
Low stock

The AC Relay is a direct replacement part used in 125 Series Aqua-Hot hydronic heating systems to control the operation of the 120V electric heatin...

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$6.99
$6.99 - $6.99
$6.99
$6.29
$6.29 - $6.29
$6.29
Save 10% Save %
Save 54% Save %

Annual Service Kit - Johns Custom Kits – JCH-RCR-KIT

Aqua-Hot
$168.64
$168.64 - $168.64
$168.64
$77.14
$77.14 - $77.14
$77.14

The Annual Service Kit, Johns Custom Kits is used in Aqua-Hot & Hydro-Hot diesel heating systems for routine yearly maintenance. This kit inclu...

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$168.64
$168.64 - $168.64
$168.64
$77.14
$77.14 - $77.14
$77.14
Save 54% Save %
Save 24% Save %

Annual Service Kit, Garber R Fuel Filter & .35 Nozzle - Johns Custom Kits - JCH-GRB-KIT

Aqua-Hot
$62.09
$62.09 - $62.09
$62.09
$47.35
$47.35 - $47.35
$47.35

The Annual Service Kit, Garber & .35 Nozzle is used in Aqua-Hot & Hydro-Hot diesel heating systems for routine burner maintenance. This kit...

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$62.09
$62.09 - $62.09
$62.09
$47.35
$47.35 - $47.35
$47.35
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Aqua Hot Dide Wire Kit - ELE-VS1-D00

Aqua-Hot
$11.28
$11.28 - $11.28
$11.28
$9.02
$9.02 - $9.02
$9.02

The Aqua-Hot Diode Wire Kit is a direct replacement part designed for Aqua-Hot hydronic heating systems. This kit plays a crucial role in the elect...

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$11.28
$11.28 - $11.28
$11.28
$9.02
$9.02 - $9.02
$9.02
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Aqua-Hot 5 in. LCD Screen - ELE-LCD-100 (OBSOLETE)

Aqua-Hot
$306.72
$306.72 - $306.72
$306.72
$276.05
$276.05 - $276.05
$276.05
Out of stock

The Aqua-Hot 5 in. LCD Screen is a direct replacement part used in Aqua-Hot hydronic heating systems to provide advanced system monitoring and cont...

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$306.72
$306.72 - $306.72
$306.72
$276.05
$276.05 - $276.05
$276.05
Sold out
Save 22% Save %

Aqua-Hot Annual Service Kit - Johns Custom Kits – JCH-4XX-KIT

Aqua-Hot
$71.63
$71.63 - $71.63
$71.63
$55.94
$55.94 - $55.94
$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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$71.63
$71.63 - $71.63
$71.63
$55.94
$55.94 - $55.94
$55.94
Save 22% Save %
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Aqua-Hot Diesel Burner Assembly (OBSOLETE) - DBE-000-000

Aqua-Hot
$2,982.25
$2,982.25 - $2,982.25
$2,982.25
$2,684.03
$2,684.03 - $2,684.03
$2,684.03
Out of stock

The New Diesel Burner 24VDC, Webasto (DBW2010) is modified to fit select Aqua-Hot, Hydro-Hot or Webasto heating systems. Designed for efficient com...

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$2,982.25
$2,982.25 - $2,982.25
$2,982.25
$2,684.03
$2,684.03 - $2,684.03
$2,684.03
Sold out
Sold out

Aqua-Hot Gen1 D (Diesel) (OBSOLETE) - AHE-GXN-DX1

Aqua-Hot
$1,449.00 - $2,348.99
$1,449.00 - $2,348.99
$1,449.00
$1,333.08 - $2,161.08
$1,333.08 - $2,161.08
$1,333.08
Out of stock

The Aqua-Hot Gen1 D (Diesel) hydronic heating system designed for RVs, camper vans, and motorhomes equipped with diesel engines. This compact, hi...

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$1,449.00 - $2,348.99
$1,449.00 - $2,348.99
$1,449.00
$1,333.08 - $2,161.08
$1,333.08 - $2,161.08
$1,333.08
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