something like this ... it wont be light tight so ya will have to cover and uncover it every time for the light timing
masterjointsmith Reviewed by masterjointsmith on . Reducing Closet Temperature We have 2 plants going in a closet under a 400w HPS. They are currently 4 days into flower, and were grown outdoors in the vegetative stage. There is mylar on each side of the walls, and a fan blowing from the floor up on to the plants. The temperate on the thermometer is at 100d F, give or take a small amount. I would like to reduce the temperate to about 85d F, but I cant put holes in any walls ruling out using an extractor or something like that. I have the cupboard door open about half Rating: 5