Due to supply chain issues, our lead times are running longer than usual. Please contact us with any urgent shipping needs.

RV Freeze Protected Solar Water Heating Kit: With External Heat Exchanger

Regular price $1,049.00

Shipping calculated at checkout.

Please allow for longer lead times.

If your RV water heater does not have a built-in heat exchanger but you still want to install a freeze protected (closed loop) system this kit is for you. It contains everything you need to add a high quality freeze protected solar water heater to your RV. Included is a compact stainless steel heat exchanger (316 alloy) and all other parts required for a closed loop system. The antifreeze in the solar loop is heated by Heliatos SW-38 solar water heating panel. This panel is robust enough to be mounted on a vehicle at highway speeds, has unbreakable twinwall polycarbonate glazing, and a strong aluminum frame, yet only weighs 12 lbs.

Each kit comes with:

  • Your selected quantity of Heliatos SW-38 Solar Water Heating Panel 
  • Heliatos HS-21 solar circulation pump
  • 1 TopsFlo TD5 Stainless Steel Circulation Pump 
  • 1 25 Watt PV Solar panel to power the pump 
  • Wire and PV panel mounting tabs 
  • 25 ft of 1/4" PEX tubing
  • Amtrol #15 Expansion Tank
  • RV Glycol Fill and Purge Valve with Drill Pump and Instructions
  • Compact Stainless Steel (Alloy 316) Heat Exchanger
  • 1 Complete Set of Fittings and Adapters
    • Assumes RV water heater with 1/2" NPT ports (most common)
    • Contact us for non-standard Water Heaters or Connections
    • Clear and easy to follow installation instructions 

      All You have to supply is:

      • Fasteners to attach the panels
      • Insulation for the tubing
      • Your existing RV water heater
      • Tools needed for installation

      Click here to see how many panels you need. 

        Made in the USA