9#Anniehui , q% D) _. y- u$ I1 X 9 E' K; U3 E" ?- h M7 V$ E8 eIs it your greenhouse ? Look like it is a kind of transparent sheet attached to the wood frame, not glass or anything, right?
15#ceramistpalace ; t2 n/ U% Z4 v0 f2 v 8 |" h# R+ A" f' P. r4 Z; v: ^8 [. g u4 ~* H5 B
My husband seals the plastic layers himself, then use a small fan to blow air between the two layers. The plastic can only be bought at Horticulture supply stores.