Shiplap Roof Decking
When installing shiplap over drywall start with battens on finished ceilings family handyman if you re installing tongue and groove boards over drywall or plaster especially it s a good idea to install 1x2 battens and fasten them directly to the framing with 2 1 2 in.
Shiplap roof decking. Take a look at this vide. In fact most shingle manufacturers will not warranty a roof that is sitting directly on shiplap. Shiplap has a groove cut into the top and bottom which allows the boards to fit together and gives it a unique appearance. Shiplap is now considered an enemy of asphalt shingles.
Since the boards used for shiplap were manufactured here in the pacific northwest it was still cheaper than plywood up through the 1960s. Shiplap has a wide range of uses from framing of houses to basic interior finishing applications. The international code council icc is a non profit organization dedicated to developing model codes and standards used in the design build and compliance process. Knowing what to do and when to do it makes the job go easier.
Shiplap is everywhere these days. Re decking over planking that has gaps is quite common on older homes. Set your store to see local availability add to cart. The boards are not butted tightly.
Choose a finish to match your look as paint stain whitewash or clear finishes can transform any shiplap project. The international codes i codes are the widely accepted comprehensive set of model codes used in the us and abroad to help ensure the engineering of safe sustainable affordable and resilient structures. The reason your contractor didn t use shiplap decking is because we just don t do that anymore i suspect you didn t notice this or think about it until you saw the plywood. Until the 1940s exterior grade plywood was not available.
The shiplap decking undergoes additional milling which is what makes it shiplap decking this additional step adds to the cost of the material. There is probably about a gap on average. Sheathing is 1x8 shiplap boards actual dimensions x7 with x rabbets. Straight grain and uniform texture make shiplap ideal for carpentry hobbies furniture shelving and general finish work.
My house is from 1950. Roof decks on homes built before 1970 are often 1 8 fir pre plywood shiplap. Moving and shifting shiplap is one of the major reasons why there is a problem laying shingles directly over this inferior roof decking.