Solar heater

CSIR–National Aerospace Laboratories (CSIR-NAL) has transferred solar absorber coating technology, NALSUN-NG™, to Helix Solar, an emerging clean-tech start-up based in Mysuru, Karnataka. Through the formal agreement signed between the parties on June 23, 2025, CSIR-NAL would transfer NALSUN-NG solar absorber coating technology to Helix Solar, which would be used in flat plate solar water heaters.  […]