You screw it nowadays dry lining screws available in all good diy stores.
Lining garage roof.
For the ceiling roof 4mm ply available from wickes at about 6 a sheet give it a liberal coating of uni bond and water mix.
As a high end material typically used for energy efficient construction spray foam is overkill for most garage projects.
But it might make sense if you re converting the garage to living space.
If you have chosen to use rigid roofing like metal wood shakes or shingles tile etc you can use 1 x 4 slats instead.
Just flip your shingles around so the straight edge faces away from the peak straight edge to the edge of your roof.
With wood roofs slats are a must to avoid rotting the wood shakes.
It is assumed here that you will be applying plywood particleboard or wafer board for your garage sheathing.
The task of insulating a garage roof is not hard to complete if you follow a few tips and hints.
Here is a guide on how you can insulate the garage roof in a few easy steps.
There are two main types of insulation.
The first thing you need to do is choose the type of insulation you are going to use.
This addition to your garage ceiling when finished and painted can go a long way toward giving the space a completed feel.
For a basic garage ceiling drywall is a simple cheap material option.
It s easy to nail to existing beams and can also serve as a base for other ceiling materials if you decide to upgrade.
Nail them like normal and then do your next row the same with the three edges of the shingles lining up with the edge of your roof.
Spray foam is excellent for both r value and for air sealing.
There are two main ways to insulate a concrete garage.