9#Anniehui * j; g* M" Q+ j; f- s! k) H 0 h2 g0 V3 u0 M* `& _Is it your greenhouse ? Look like it is a kind of transparent sheet attached to the wood frame, not glass or anything, right?
15#ceramistpalace ! o1 z' C' t6 z' B6 u" ^9 X- ^& W2 e1 s- D7 o5 T9 G7 C
/ T0 \0 z) u- [, I+ eMy 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.