Fill the triangular gap with substance cut with the backing on the larger sized frame, plywood, foam, or One more other product you believe appropriate. Plywood or foam would need for being appropriately thick, to make them less difficult to attach to the body. Before picking a mini greenhouse, look https://ricardofiklk.blogproducer.com/39293158/helping-the-others-realize-the-advantages-of-plant-inn-mini-greenhouse