Dependable Consistency in Every Board
Tolko OSB Rim Board Plus is designed to meet your needs consistently, perform to your high standards, and support your project with engineered strength. Tolko Rim Board Plus has greater dimensional stability, increased structural reliability, consistent quality, and a lower tendency to check or split than sawn lumber.
Now available with ZINC BORATE treatment. Learn more.
Features and Benefits
Greater dimensional stability for increased structural reliability.
Tolko Performance Rated Rim Board Plus are structural-use products manufactured in accordance with the Performance Standard for APA EWS Rim Boards PRR-401 ANSI PRR-410, CCMC 13238-L and meet or exceed the requirements given in the ICC-ES Acceptance Criteria for Wood-based Rim Board Products, AC124.
Proprietary blue bundle seal protects panel from swelling.
Packaged in woven poly bags with custom packaging available.
T-STRAND contains no added urea-formaldehyde resin (NAUF) to keep your air free and clear.
Tolko’s zinc borate treated OSB panels offer exceptional durability and protection against termites, fungal decay, and moisture. This treatment ensures the panels maintain their structural integrity in challenging conditions, making them a reliable choice for retailers and builders.
Zinc borate treated OSB panels can often replace pressure treated plywood, providing significant cost savings without sacrificing quality or performance.
Notes:
- T-STRAND OSB with ZB conforms with AWPA Use Category 1 (UC1) and Category 2 (UC2).
- APA Product Report PR-N216 confirms that ZB treated T-STRAND OSB meets the performance requirements of PS 2.

Details
Thickness Categories: 1”, 1-1/8”
Depths: 9-1/2" to 24"
Lengths: 12', 16', 24'
Note: 1" thickness only available in standard Rim Board.
1-1/8" thickness only available in Rim Board Plus.
Warranty: 25-year transferrable warranty against delamination.

