Passive Ways to Maintain Heat in Your Greenhouse Most Popular Topics Viewing 1 topics - 6 through 6 (of 6 total) ← 1 2 Topic Voices Posts Last Post pest control Started by: JesseVoss in: Pest Control 1 1 2 years, 6 months ago JesseVoss Viewing 1 topics - 6 through 6 (of 6 total) ← 1 2 Forums Home › Forums › Climate Control › Passive Ways to Maintain Heat in Your Greenhouse Tagged: heating greenhouse, passive greenhouse This topic has 1 reply, 2 voices, and was last updated 3 years, 2 months ago by tnosella. You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In