Questions Colors of Polycarbonate

Questions Colors – Clear & Softlite offer max. light and solar. Clear not 100% optically clear. Channels create a vertical pattern. Bronze and white-opal low light and heat. White used to hide dirt, does not get hot like bronze.
questions colors  • Minimum 1/12 (5º) roof slope     • Sheets ribs vertical      • Base & Cap System

• Thickness?  Pay now for strength & R-value, or more for framing and heat to keep  warm.   See Selection
• What width should I use?  4 ft. easy to install on roofs & walls. 4 ft. crates lighter, costs less to ship.
• Does poly. yellow or damage from hail?  Polycarb has warranty to not yellow or be affected by hail.
Why must install poly be with channels vertical?  Vertical install allows drainage.  See Sheet Ribs Vertical
What is the bending radius of polycarb?  See bending radius
• How do I cut polycarb?  Circular saw with plywood blade or jig saw metal cutting blade.
• Poly. expands, how will this effect my install?  Sheet will expand in hot weather, contract in cold. Figure 1/16″ per ft for 100º of temp. change, follow Install DetailsBronze expands more, gets hot in sun and under the panel.
• I left protective film on polycarb. “installed sheet” and now can not get it off. What can I do?  At local hardware store pickup a product called Fels-Naptha. Wash sheet with this. Pull off film and clean with soap and water.
How to avoid backup of water into lower edges poly channels.  Follow the Eave Details, see Base & Cap Details. U-Profiles fit snug. Pressure of screws pin U-Profile to poly, every 8″, slightly dimples the poly, creating seal. Small leaks at joints of U-Profile and condensation drains out via weep holes in U-Profiles. Vent tape is not a solution.

Other Frequently Asked Questions:    Main FAQ Page    General FAQs     Base & Cap FAQs
Hardware & Tape FAQs      Ventilation, Cooling & Heating Tips

Polycarbonate Greenhouse and Sunroom Building Supplies