Leaves the heat behind
S-LEC™ Solar Control Film technology is three-fold, blocks infrared rays responsible for heat sensation, allows visible light rays for optical clarity. Experience a comfortable, efficient, connected, and safe environment.

Solar grades

S-LEC™ Solar Control Film has three types of solar grades and custom options to suit a range of needs and requirements.

EM Transmittance

S-LEC™ films allow most radio frequency bands to pass freely, unlike traditional heat reflective glass with a metallic coating. S-LEC™ films enable drivers and passengers to remain connected while on the go. These technologies also allow the convenient use of electronic toll devices without any interference.


  • Energy Saving
  • Thermal Comfort
  • Solar Innovation
Energy Saving with EV
S-LEC™ Solar Control Film can reduce the amount of energy consumed by air conditioning in electric vehicles. Through vehicle testing, SEKISUI S-LEC has confirmed up to 20% saved.
Thermal Comfort
S-LEC™ Solar Control Film prevents the increase of a car’s interior temperature and keeps you comfortable regardless of the heat outside. SEKISUI S-LEC research showed that 94% of people prefer the thermal comfort of the SEKISUI S-LEC solution compared to normal glazing.
Solar Innovation
S-LEC™ Solar Control Film has three types of solar grades and custom options. These can be combined with any glass type to realize the best solar performance fully.

Solar Control Webinar

Learn all about the benefits.

S-LEC™ Solar Control Film blocks the sunlight entering into a vehicle, providing comfort and reducing the energy consumption of air conditioner, contributing to extending driving range of EV.

In this webinar, we offer a wide variety of solutions provided by S-LEC™ Solar Control Film used in automotive laminated glasses all over the world.

Combinations with Solar

We offer the following combinations of multiple functions into one film:

  • Colour
  • Gradient
  • Head-up Display
  • Sound
S-LEC™ films are currently available in a wide range of standard colours and custom colour options.
S-LEC films are unique in their ability to offer a wide format gradient colour that transitions from 2% to >70% Visible Transmittance (Tvis) enhancing the exterior design and driver experience.
14Head-up Display
S-LEC™ Wedge-shaped Film enables highly focussed, visibly clear HUD images for a seamless driving experience.
S-LEC™ Sound Acoustic Film reduces the transmission of exterior noises for the highest level of luxury and comfort on the market.