#summerhouse made with a cedar shingle roof, cedar featheredge board cladding and joinery grade. cedar centaur shed greenhouse combo 12×12, centaur shed combo greenhouse with shingle roof. weatherewood, s1, rustic cedar . potting shed with felt shingle roof. building roof shingle options salt spray sheds. ***25% discount on upgrades to cedar shingles on all summerhouses if ordered in september 2017***. rustic hickory.