# Water-Warming Windows The Water Wall Heats H2O for Your Home in an Eco-Friendly Way By Amelia Roblin | Published 2013-12-11 | Eco Source: Trend Hunter, https://www.trendhunter.com/trends/water-wall References: [yankodesign](http://www.yankodesign.com/2013/12/10/if-only-costner-made-waterwall/) [Solar energy](https://www.trendhunter.com/trends/floating-solar-still) isn't used to its full potential in the typical modern home, yet a concept like the Water Wall is not so far-fetched. Here we have an innovative solution to for a [water heater](https://www.trendhunter.com/trends/dreo-wh517s) that's environmentally friendly, space-saving and aesthetically pleasing. Designed for TOOUT Industrial Design Co. Ltd. by Shi Qiang and Liu Zhong Liang, the tank sheds the metal canister in favor of an aquarium-inspired setup. Essentially, the Water Wall is built into a window in your bathroom, sealed on the sides and sandwiched as a sufficiently spaced-out pair of glass panes. Doubling as a privacy diffuser, the fluid-filled fenestration absorbs the sun's warmth to increase the temperature of the liquid inside. This is then sent to your [faucet and shower](https://www.trendhunter.com/trends/alu). ## Trend Insights (Trend Hunter) - Score: 6.7/10 - Popularity: 98% | Activity: 94% | Freshness: 8% - Audience gender: 50% men, 50% women - Primary generations: Millennial, Gen X - Top markets: North America, Europe, Asia ## Categories [Trend Hunter](https://www.trendhunter.com/trends) > [Eco](https://www.trendhunter.com/eco) ## Key Themes ### What Makes This Trend Stand Out - **Solar Water Heating:** The Water Wall demonstrates the potential of solar energy to heat water in a stylish and eco-friendly manner, creating opportunities for companies to develop similar innovations. - **Integrated Home Appliances:** The Water Wall's integration into a window presents opportunities for companies to develop other space-saving appliances that combine style and functionality. - **Privacy-enhancing Solutions:** The Water Wall's ability to double as a privacy diffuser suggests opportunities for companies to develop other window-based solutions that enhance privacy while serving a secondary purpose. ### Sectors Adopting This - **Renewable Energy:** The Water Wall's use of solar energy to heat water highlights opportunities for companies working in the renewable energy sector to incorporate design and aesthetics into their products. - **Home Improvement:** The Water Wall's integration into a window opens up opportunities for companies in the home improvement industry to develop innovative, space-saving solutions for homeowners. - **Interior Design:** The Water Wall's aesthetic design creates opportunities for companies in the interior design industry to develop other stylish home appliances that enhance the look, feel, and function of a home's interior. ## Related on Trend Hunter - [Japanese Design Shower Heaters](https://www.trendhunter.com/trends/hitachi-shower-heater.md) - [Mailbox-Shaped Water Heaters](https://www.trendhunter.com/trends/warmflow-messenger.md) - [Recessed Digital Wall Windows](https://www.trendhunter.com/trends/liquidview-digital-window.md) - [Bathroom-Ready Wall Heaters](https://www.trendhunter.com/trends/wallmounted-heater.md) - [Water-Saving Bathroom Capsules](https://www.trendhunter.com/trends/bergvattnet.md) - [Closed-Loop Bathing Systems](https://www.trendhunter.com/trends/upfall-shower.md) - [Industrial Oceanic Home Heaters](https://www.trendhunter.com/trends/coral-electric-radiator.md) - [Minimalist Hot Water Dispensers](https://www.trendhunter.com/trends/mini-instantheating-water-dispenser.md) - [Eco-Conscious Water Heaters](https://www.trendhunter.com/trends/ecoconscious-water-heaters.md)