Rewards
About Us
Careers
Contact Us
Become a customer
Connect With Us
EventsContact UsGet an AccountEmail UsFind a Location
Dealers Choice Websites
Dealer PRO+Dealers Choice Canada
Dealers Choice Solutions
Dealer PRO+Online Bill PayOrder HistoryMarket Update
Why Dealers Choice
About Dealers ChoiceThe Dealers Choice Difference

Privacy Policy & Cookie NoticeTerms of UseTerms and Conditions of Sale
© 2025 Dealers Choice. All Rights Reserved.
  1. Home
  2. Roofing
  3. Commercial roofing
  4. Commercial roofing supplies
  5. 2" x 4' x 4' Derbiboard ISO CA Polyisocyanurate Roof Insulation Board

Derbigum

Derbigum 2" x 4' x 4' Derbiboard ISO CA Polyisocyanurate Roof Insulation Board

Item:

#360386

Product:

#PRS2ISO4CA

  • Applicable Standards: ASTM C1289, Type II, Class 1
    CAN/ULC-S704, Type 2, Class 3 or Type 3, Class 3
    CCMC No. 12423-L
    UL Certified
    CAN/ULC-S126
    CAN/ULS-S101
    CAN/ULC-S107
    UL 1256
    UL 790
    UL 263
    UL 1897
    FM 4450
    FM 4470
    International Building Code
    California State Insulation Quality Standards
    Miami-Dade County Approved
    Florida Building Code Approved
Hold Your Shingles, Did You Grab These?
Dealer pros frequently purchase these items alongside Derbigum 2" x 4' x 4' Derbiboard ISO CA Polyisocyanurate Roof Insulation Board
TAMKO
TAMKO Heritage® Shingles Timberwood
  • Length: 39-3/8"
  • Exposure: 5-5/8"
GAF
GAF 13-1/4" x 39-3/8" Timberline HDZ™ Shingles with StainGuard Protection Slate
  • Exposure: 5-5/8" (143 mm)
CertainTeed Roofing
CertainTeed Roofing Landmark® Shingles Birchwood
  • Length: 38-3/4"
  • Exposure: 5-5/8" (143 mm)
IKO
IKO Cambridge® Shingles National Blue
  • Length: 40-7/8" (1038 mm)
  • Exposure: 5-7/8" (149 mm)