- Sheet
- Discs
- Engineering Plastics
- Acrylic Rod
- Acrylic Tube
- Lettering
- Products by use
- Accessories
- Fabrication Services
- Help & Support
- Ideas and Advice
- Trade accounts
Cut to size — instant prices
Tracked delivery to US and Canada
Duties & taxes at checkout
Rated 4.8 on Trustpilot
- home
- Help & Support
- FAQs
- Which direction do the flutes run on twinwall and multiwall polycarbonate roofing sheets?
Which direction do the flutes run on twinwall and multiwall polycarbonate roofing sheets?
The flutes run parallel to the height of a sheet.
