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An energy efficient polyurethane foam frame for windows and doors

April 2021


An energy efficient polyurethane foam frame for windows and doors

  • World Alliance Member
  • Featured Solution
  • Labelled Solution
Label Date April 23, 2021
From Spain
Maturity stage TRL 6 - Prototype testing 1:1 in lab
Looking for funding on RUNWAY View financial profile

KLIMA-PUR is a new top-class framing material for highly energy-efficient windows & doors. This solution will reduce by 20% the direct CO2 emission associated with the building's energy consumption, responsible for 28% of total CO2 emissions worldwide. KLIMA-PUR circularity, extended lifespan of 35-45 years, repairability and low maintenance, as well as its easiness to recycle and recyclability content, is the result of a simple but resource- and energy-efficient design. Thanks to the utilisation of bio-Polyurethane foam as single material, this solution is highly functional while being highly thermal & acoustic insulating. KLIMA-PUR windows allow to reduce up to 50% the energy consumption and associated occupant’s bill for space heating and cooling of buildings and houses. Available in any color and finishing, KLIMA-PUR windows are a sustainable option for energy renovation activities toward a greener construction industry and a healthier planet.

The Environmental Benefits

  • KLIMA-PUR frames have a 0.80 W/mK thermal conductivity, being more insulating than wood (x2), PVC (x3) and aluminium (x7)
  • KLIMA-PUR windows have an estimated lifespan of 35-45 years, 15-20 more than wood, 10-15 more than PVC and Aluminium
  • KLIMA-PUR windows have 160-170 kgCO2/kgm2 C-Footprint, only 17% higher than wood, 33% lower than PVC and 66% lower than aluminium
  • KLIMA-PUR frames manufacturing process has a Specific Energy Consumption of 0.13kWh/kg, 10 times lower than PVC and 50 times lower than aluminium

The Financial Benefits

  • KLIMA-PUR windows will save up to 50% energy consumption for space-heating and cooling compared to conventional frames
  • KLIMA-PUR windows costs 20% lower than wood and 25% higher than aluminium or PVC

Target client profile

Activity Region

  • Headquarters
  • Activity

Company Profile


Chemical start-up that redefined the thermal envelope of buildings with high performance biopolyurethane foams

Headquarters 08907 L'Hospitalet de Llobregat, Barcelona, Spain
Type Startup or self-employed
View company profile Solution website

Networking Partner

Get in the Ring

Get in the Ring is an innovation marketplace connecting innovators to global opportunities.

Solutions Associated 11
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EuroQuity is the web service created by Bpifrance in partnership with KfW to put growth companies in contact with development partners and with investors in particular.

Solutions Associated 32
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The information set out above, is solely for the purposes of information and the Solar Impulse Foundation does not provide any guarantee as to its authenticity, completeness or accuracy. This information does not constitute investment advice or a recommendation to buy into, transact or to enter into any agreement with any of the parties or persons mentioned above. Potential investors or interested parties are solely responsible for their investment or business decisions and for performing any due diligence required by the circumstances. The innovator INDRESMAT has asserted ownership of the intellectual property rights for images, videos, and content showcased above, affirming full and unrestricted usage rights, and has provided explicit permission for the Solar Impulse Foundation to publish such information designated as "public" in the application form.