--- title: Ultra Cor Fluted Plastic FR description: Ultra Cor Fire retardant fluted plastic sheets are rigid 4mm thick polypropylene boards AKA corrugated PP boards. Lightweight, Moisture, Mold and Insect Resistant --- - [Privacy Notice](https://www.globalplasticsheeting.com/privacy-notice?hsLang=en-us) | - [Shipping & Returns](https://www.globalplasticsheeting.com/shipping-and-returns?hsLang=en-us)   [![Global Plastic Sheeting, Plastic Sheeting Specialist](https://www.globalplasticsheeting.com/hs-fs/file-2336161311-png/images/logo-mobile.png)](https://www.globalplasticsheeting.com/?hsLang=en-us) ![side_img37](https://www.globalplasticsheeting.com/hs-fs/file-2350449328-png/images/side_img37.png) ![side_img37](https://www.globalplasticsheeting.com/hs-fs/file-2350449328-png/images/side_img37.png) Click to call from your cell: [+17605979298](tel:+17605979298) # Ultra Corr  Fluted Plastic Fire Retardant 4 mm Rigid "Corrugated" boards  ## Corrugated Plastic Sheets FR ## **Ultra Corr Plastic Boards:** - Light weight - Durable - Moisture, Mold and Insect Resistant - Resists Cracking or Splitting - Fully recyclable high impact polypropylene co-polymer. - **RIC** (resin identification code) is 5 PP per the **SPI** (Society of the Plastics Industry) ## **Ultra Cor Applications:** - Rigid, Durable sheet for use in Construction, Aerospace, Marine, Renovations - Used as heavy duty surface protection - Mill Industry - Can replace plywood - Can be laminated and coated with other substrates such as fiberglass, aluminum and polyethylene for additional strength [![Corrugated Plastic Sheets Pricing cell phone](https://no-cache.hubspot.com/cta/default/32796/c5d44b73-b676-4926-a9fc-a127bf7c08ab.png)](https://cta-redirect.hubspot.com/cta/redirect/32796/c5d44b73-b676-4926-a9fc-a127bf7c08ab) ![](https://www.globalplasticsheeting.com/hubfs/image-5.png) ![](https://www.globalplasticsheeting.com/hubfs/image-4.png)   [![CLICK to CALL Pricing/ Info/ cell](https://no-cache.hubspot.com/cta/default/32796/7bdc65a8-a7fd-421f-a179-90c6ef02460e.png)](https://cta-redirect.hubspot.com/cta/redirect/32796/7bdc65a8-a7fd-421f-a179-90c6ef02460e) [![Plastic Sheeting Thickness   Application Chart ](https://no-cache.hubspot.com/cta/default/32796/1bbbffd2-d818-4b5f-b247-ccd91156dd48.png)](https://cta-redirect.hubspot.com/cta/redirect/32796/1bbbffd2-d818-4b5f-b247-ccd91156dd48)  [![New call-to-action](https://no-cache.hubspot.com/cta/default/32796/328fed49-04e8-46bb-be0f-2f19e6a44e12.png)](https://cta-redirect.hubspot.com/cta/redirect/32796/328fed49-04e8-46bb-be0f-2f19e6a44e12) ### Questions? Sure you do :) - [Home](https://www.globalplasticsheeting.com/?hsLang=en-us) | - [ Privacy Policy |](https://www.globalplasticsheeting.com/privacy-notice?hsLang=en-us) - [Terms Of Service |](https://www.globalplasticsheeting.com/terms-of-service?hsLang=en-us) - [ Who Are We?](https://www.globalplasticsheeting.com/who-are-we-/?hsLang=en-us) | - [ Core Values](https://www.globalplasticsheeting.com/core-values-global-plastic-sheeting/?hsLang=en-us) | -   - [ Shipping | Returns](https://www.globalplasticsheeting.com/shipping-and-returns/?hsLang=en-us) |  - [Videos of Products](https://www.globalplasticsheeting.com/videos-of-products/?hsLang=en-us) | - [ SEARCH | ](https://www.globalplasticsheeting.com/search-for-plastic-sheeting-tapes-strapping?hsLang=en-us)GPS - [ Line Card |](https://www.globalplasticsheeting.com/gps-line-card-plastic-sheeting/?hsLang=en-us)[ Contact](https://www.globalplasticsheeting.com/contact-us/?hsLang=en-us) G3 Tapes, Inc.  (619)448-4439 11639 Riverside Drive Suite 103 Lakeside CA 92040