The ceiling can be in perforated PP sheet and perforated PVC sheet and perforated PVC sheet is more popular than Perforated PP sheet, sometimes,perforated PE or HDPE can also be used as ceiling.The gray PVC perforated sheet has round holes and staggered holes. PVC (polyvinyl chlorideis a durable plastic that provides an excellent balance of strength and weight, and is typically resistant to acids, alkalis, and most other inorganic chemicals.
The popular size is as follows:
PP Perforated Sheet, Staggered 1/8" Round Perfs, 3/16" Center Spacing, 40% Open Area, 0.0625" Thick, 48" Width,48" Length
Plastic Perforated Panel, 1/16" Thick with 3/8" Perforations
3/16" x 24" x 48" PP Perforated Sheet with Staggered Rows of 3/16" Holes on 5/16
PVC Perforated Sheet, White, Staggered 1/8" Round Perfs, 7/32" Center Spacing, 1/8" Thick, 12" Width, 24" Length
1/8" x 24" x 48" PVC Perforated Sheet with Staggered Rows of 1/8" Holes on 3/16"
Perforated Polycarbonate Sheet, 1/8" thick, 36.75"x26.75"
These are only several types of our perforated plastic sheet, any more requirements, pls write to us perforatedplastic@yahoo.com