It’s combined with a stand alone air-to-water heat-pump that shares a hot water storage container with the solar thermal panels. Prices are hard to compare and I actually got a small government subsidy for it as well, but the solar thermal vacuum tubes alone should be less than $500 for a typical family home.
What did you end up spending for it? Are you using it paired with an existing hot water heater?
It’s combined with a stand alone air-to-water heat-pump that shares a hot water storage container with the solar thermal panels. Prices are hard to compare and I actually got a small government subsidy for it as well, but the solar thermal vacuum tubes alone should be less than $500 for a typical family home.