Coolscreen 8 Solar

Solar-powered surface-mounted screen

Discover Coolscreen 8 Solar: our vertical window sun screen which is 100% solar powered. This sun screen is suitable for both existing windows and new-build projects and keeps your home cool using solar power.

Powerful 2.2 Ah battery

The sustainable screen works on 100% green solar energy. When fully charged, the screen can be opened and closed twice a day for 30 days. The 2.2 Ah battery has a 3-hour charging time.

Wind and mosquito resistant

Thanks to the innovative ZIP system, Coolscreen 8 Solar is not only insect-resistant, but also offers excellent resistance to heavy gusts of wind, in line with Wind resistance class 3 (EN 13561).

Dimensions up to 12 m²

Rapid installation without demolition or electrical work. The installation is entirely outside the home and makes the screen perfect for renovations and passive building.

Mix & match your colours

Our boxes and profiles are painted carefully in our environmentally-friendly paintshop. Choose from a huge range of over 300 RAL colours and diverse textured paints, all without a surcharge. Create your unique style with your own colour palette, without extra costs!

Widest choice of fabrics

Let your style shine with our wide range of high-tech fabrics, all of which reflect the sun effectively. Discover the benefits:

  • Choice of polyester or glass fibre fabrics
  • Choice of translucent or full backout fabrics
  • Wide range of colours and patterns
  • Maximum UV protection
  • Water-repellent
  • Dirt-repellent
  • Created with passion in our own workshop

Winner of prestigious prizes

Experience the revolutionary Harol Coolscreens, a champion among screens that has received multiple awards, including the prestigious Archiproducts Award and the renowned Red Dot Design Award. Thanks to its well-thought-through, innovative design, this screen transforms your home and offers next-level comfort. Discover the most sustainable sun screens for natural cooling.

  • Harol Coolscreen: Winner of the Red Dot Design Award and Archiproducts Design Award.
  • Harol Coolscreen 8 Solar: Winner of the Red Dot Design Award, Archiproducts Design Award and Sustainability Award.

Go 100% sustainable and choose screens powered by solar energy

Harol’s Coolscreen 8 Solar operates on solar energy and offers excellent performance, even in less favourable weather. Thanks to the 2.2 Ah storage capacity, you can open and close the screen with a charged battery for 30 days, even in complete darkness. With a solar-powered screen, you will save twice on your energy bill.

  • 100% green solar energy
  • Powerful 2.2 Ah battery, concealed in the box
  • Shade and/or blackout up to 12 m2
  • 7-year warranty on motor, battery and solar panel

Why choose Harol?

100% guaranteed quality

Our Belgian craftsmanship, accurate to the millimetre, is supported by over 75 years of experience, allowing us to continuously maintain the very highest quality standards.

Design awards

Numerous international awards recognise our persistent product development and constant drive for innovation, aiming to provide greater durability, comfort and well-being.

Customised solutions

Harol supplies 100% made-to-measure solutions, where every detail counts. Our roller shutters, solar shading solutions and pergolas with endless personalisation options can be perfectly matched to your wishes.

Full service from start to finish

Choose a reliable and transparent partner who offers professional advice, specialised installation and a robust 5-year quality guarantee to ensure your satisfaction.

Why natural cooling

Our mission statement, “We Believe in Natural Cooling,” lies at the heart of all our efforts. We consider smart solar shading to be the most natural and energy-efficient way to block heat. Compare it to a tree providing shade: just as you seek natural cooling under the branches of a tree, sun protection keeps the sun out and your home, patio and workplace pleasantly cool. It offers natural air conditioning for your home which is healthy but also environmentally-friendly.


  • Savings on your energy bill
  • Passive cooling in the summer
  • Insulation in the winter
More about natural cooling