2 mil Mylar can be purchased online in 48" rolls. Mylar is also used in package wrapping so stores that sell wrapping paper will also sell Mylar in rolls.

Just another place to look
Zandor Reviewed by Zandor on . Mylar sheets I dont have a local hydroponics store. So, can anyone tell me if lowes hardware, walmart, or any other national retail store sales mylar to cover walls?...peace... Rating: 5