9#Anniehui * c4 ^! R% x. {- ?5 [7 | 1 d3 P, N* M/ H- s3 @5 [Is it your greenhouse ? Look like it is a kind of transparent sheet attached to the wood frame, not glass or anything, right?
14#Anniehui 8 u+ H: ]8 d+ X. B- D* Z* `' ` 6 X( `* o4 T5 K' u. S+ x+ ?Is it a specific kind designed to hold air like a balloon? where it is available ?
15#ceramistpalace) n. P( w0 E5 q5 C, L! y+ E$ z& P
C6 N. h7 i3 J0 M5 r; b ( u$ ~% h. o+ L3 W5 ]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.