U-MAX Greenhouse Polycarbonate Outdoor Garden. - Amazon Best Plant Manager in Your Garden. This robust greenhouse consists of strong 4mm clear polycarbonate panels that allows enough sun to pass through but will.
Palram HG5508PH Hybrid Hobby Greenhouse w/Plant Hangers, 6' x. Virtually unbreakable 4 mm twin-wall polycarbonate roof panels block up to 99.9%. Palram Hybrid Greenhouses bring you the best of both worlds – diffused.
Superior Quality Red Cedar Gabriel Ash Greenhouses Red cedar develops with time a nice light grey patina similar to teak. Your Gabriel Ash greenhouse is thus perfectly integrated in your garden. Seamless.
Polycarbonate Panel, 8mm Triple Wall - Greenhouse Megastore Sep 8, 2018. Reduce high greenhouse heating bills using 8mm triple wall polycarbonate panels. With a U-Factor of .50, our triple wall panel is 14% more.