Solar space heating systems can be either passive or active. Passive spaces are made of materials that let light in and trap heat during the day so that the space will stay warm throughout the night. Active systems operate with a solar energy collector and a method to distribute the collected heat using fans or liquid radiator systems.
Click here to cancel reply.
Sorry,At this time user registration is disabled. We will open registration soon!
Don't have an account? Click Here to Signup
© Copyright GreenAnswers.com LLC