9#Anniehui m$ F% ]; T& N' N % e' g Q, H% l n8 M6 q- UIs it your greenhouse ? Look like it is a kind of transparent sheet attached to the wood frame, not glass or anything, right?
13#ceramistpalace ; H+ s. D. t' Z( z; \/ { ; x4 ~0 B7 S" K; B4 i& ~: h2 k" D. w D: D+ q
It's two layers of greenhouse plastic that is inflated with air.
15#ceramistpalace $ i1 Q6 [- p! l8 E0 G 5 x8 H2 p1 F7 l4 y) D( v$ P$ G- o: j. i, g8 v6 m
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.