Tian-En SWH is very very simple, esp. the KD series, you could try to install it all by yourself.

KD series are small, and easy to use. You money are only paid for collector, the energy is free. Maintenance free than any system. And this simple product can help the environment by reducing greenhouse gas emissions. Now you can upgrade your hot water system into the 21st century. Additionally, your house gains added value immediately. Finally, it is really simple and fun to use it.

Unique coating layer, high efficiency, patent technology, by the way, the collector tube could even reach 250 degree C or higher.

(Caution: Don't try it by your hands)

Efficiency is over 94%, and the energy loss is less than 4%. It even absorb ultraviolet radiation.

Water tank:

Stainless steel, SUS304 medical grade, keep the water clean. Pulsed Arc Welding assure the quality.

Frame:

You can customize the materials. Stainless, Aluminum alloy, or plaspray steel, they are strong, stable and never rust. Once fixed they can protect the system from weathering.

Thermo Insulation:

55mm PU integral foaming layer keeps the water warm for 72 hours.

Upgrade:

You can easily upgrade the KD series. Add new feathers such as auxiliary electrical heating, automatic water filling or programmable controller.

Strong Points:

Very simple and reliable.

Integrated stainless steel tank

Custimized material, Aluminum or steel

Good thermo insulation.

KD II series:

Simple and Elegant

End cover: ABS

Inner tank: SUS304 medical grade stainless steel

Outer shell: Aluminum

Insulation layer: 55mm PU foam, long time thermal insulation.

Stands: Steel

Vacuum tube: Nanometer technology