[FastCompany] This clever radiator hack can make your 100-year-old heating system more efficient

Inside an 80-year-old apartment complex in Brooklyn, the steam heat system had always been chronically uncomfortable in the winter. Apartments on the top floors could be 90 degrees even with the windows open on a cold January day; apartments on the lower levels were never quite warm enough.

50% - 75% off Heat Pumps

NYSERDA’s Clean Heat for All initiative has approved a $10 million fund (PON 6037) covering 50% -75% off heat pumps in multifamily buildings.

Partner with Kelvin and we will apply on your building’s behalf. Funding is first come, first served, and applications close June 2027.

Schedule an introductory call or enter email for more information.