9#Anniehui 7 u) ^8 T' y9 f6 l" k1 V# o" p0 f & o" E; o# e1 ^7 x& n D' e2 O6 m7 ZIs it your greenhouse ? Look like it is a kind of transparent sheet attached to the wood frame, not glass or anything, right?
14#Anniehui$ D, n! ]# m2 O2 m" A8 F4 \
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Is it a specific kind designed to hold air like a balloon? where it is available ?
15#ceramistpalace 6 y4 [) `2 {3 N, R1 V% u 1 C3 _: ?, Q# S" [- E ^ % O8 L$ o+ w! F2 \. n6 Y5 h' hMy 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.