DryGuard Sturd-I-Floor Water-Resistant OSB Subfloor Panels
Georgia-Pacific DryGuard Enhanced OSB Sheathing
  • 200-day no-sand warranty
  • Enhanced nail-holding ability
  • Provides stiffness and strength to floor systems
Moisture resistant sub-floor with no-sand warranty.

DryGuard® enhanced OSB Sturd-I-Floor® is a multi-layered, moisture resistant sub-floor with built-in protection from thickness and edge swell. This high-performance sub-floor is designed to help you avoid costly and time-consuming joint sanding. Plus, DryGuard comes with a 200-day no-sand warranty.

Black edge seal helps prevent moisture intrusion

Single-layer flooring panel under carpet and pad and other approved finish floorings

$2 per sheet first time user rebate

SPECS

Available Sizes (Sized for 4’ x 8’)
Square Edge

3’-11 7⁄8” (1.216 m) x 7’-11 7⁄8” (2.435 m)

Tongue & Groove

3’-11 1⁄2” (1.206 m) x 7’-11 7⁄8” (2.435 m)

Building Code Performance Categories, Panel Thickness
19/32 CAT

0.578” (14.68 mm)

23/32 CAT

0.703” (17.85 mm)

Specifications
Length/Width Tolerance

±1⁄16” (±1.6 mm)

Straightness Tolerance

±1⁄16” (±1.6 mm)

Squareness Tolerance

± 1/8” (± 3.2 mm)

Testing Agency

APA® – The Engineered Wood Association

Classification

Exposure 1 : OSB suitable for uses not permanently exposed to the weather. Panels classified as Exposure 1 are intended to resist the effects of moisture on structural performance as may occur due to construction delays, or other conditions of similar severity.

Code Fire Classification

Class III or C

Flame Spread Rating

76-200, smoke developed index <450

Building Code Compliance

PS 2-10

CERTIFICATIONS
SFI Certified

PRODUCT RESOURCES

Warranties
Specifications
Safety Data Sheets
Installation
LITERATURE
VIDEO TIPS
Rebate

Product FAQs

What is Sturd-I-Floor®?
Answer

Sturd-I-Floor® is an APA designation that is a combination subfloor-underlayment produced from OSB or plywood. These panels feature a built-in underlayment that allows the convenience of using only Sturd-I-Floor® under certain finish flooring, especially carpet and pad.

What is a DryGuard® "no sand guarantee"?
What is the proper way to store OSB on the yard or on a job site?
Is there a difference between span ratings for OSB and plywood?
What is the flame spread classification for OSB?
What is the difference between Structural 1 and Exposure 1 panels?
Can you paint OSB?
Can OSB be used for outdoor projects?
What does the stamp on my OSB panel mean?
What does the "span rating" of an OSB panel mean?
How many sheets are in a unit of OSB?
Does GP's wood come from sustainably managed forests?
Do your panels meet formaldehyde emissions standards?
When used in the manufacture of crates and pallets, are Georgia-Pacific plywood and OSB safe for international shipping?

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