low heating bills

A large white building with solar panels on the roof seen from above.

Rooftop solar panels provide some of Hypatia Cooperative's electricity. (Seeger Gray)

Northwestern University
Residents of housing cooperatives can use less energy on average and collaborate on environmental goals, combining affordable housing with sustainable living.
The Eco-safe Top Slider Window safely allows air to circulate indoors. This window can be safely left open during the daytime and cool nighttime hours, totally cutting down the use of air conditioning in the warm spring, autumn, and summer months.... Read More