Where there's a greenhouse there are new possibilities. When you have so many different options out there for building or buying a greenhouse how do you go about choosing? In this blog post we will show you three options for different designs when building your greenhouse with PVC pipe and fittings. First, we have a fresh take on our 11 ft. by 12 ft. arched greenhouse that uses 1-1/4 inch PVC pipe and fittings. In this particular build we actually extend the house to 20 ft. a