Roof Sheathing - Fine HomebuildingThey had tons of 3/4″ Sturdi-I-Floor (SIF) tongue and groove but this was  majority of homes being built today get 7/16 osb for roof sheathingWhat You Need to Know about Roof SheathingNov 22, 2016 - The main reason to use tongue-and-groove boards these days is appearance – from beneath the roof. Say what you want about them but OSB 
T&G Oriented Strand Board (Common: 23/32 in. x 4 ft. x 8 ftThe most common uses are as sheathing in walls, flooring, and roof decking. Product may vary by  No problems with the tongue & groove I just used a block Is tongue and groove roof sheathing more stable than OSBIs the tongue and groove that used to be installed on roof decking more stable than the OSB that they use now? If there was some kind of roof damage and you OSB Roof Sheathing Panels | Georgia-Pacific Blue RibbonOSB roof sheathing panels for many different base layer applications, Georgia-Pacific's  georgia pacific blue ribbon osb sheathing logo  Tongue & GrooveOSB Design and Application Guide - PFS·TECO while Section 3 provides similar information for OSB used as wall and roof sheathing.  manufactured with a square edge or tongue-and-groove. (T&G) edgeEverything You Ever Wanted to Know About Roof DeckingJan 31, 2019 - Tongue & Groove. These are  If you have spaced or plank sheathing, OSB (or plywood) will need to be added to completely cover the roofHELP: T&G planking vs plywood? - Roofing/ConstructionThe sheathing for the roof was originally tongue-and-groove planking (it's a 1950's brick ranch with a typical sloping roof, in NC). The contractors want to replace Roof Sheathing Materials | Roof Decking Guide - ImproveNetIf using OSB, note that one side has a slip-resistant coating that should be placed facing up. Tongue and Groove. Commonly used as roof sheathing where a