Insulating Tongue And Groove Roof
Exclusive tongue and groove design reduces heat loss up through panels.
Insulating tongue and groove roof. Moisture goes right through fiberglass and will condense on the cold underside of your roof. Building a structural tongue and groove roof deck. Among other things this video covers how we re doing the insulation in a way that leaves the framing and. I ve seen a lot of problems with insulated cathedral ceilings especially those with tongue and groove planks instead of sheet rock.
Tongue and groove board edge to reduce gaps and eliminate drafts. Because of potential moisture issues i would personally never use a loose insulation like fiberglass in these ceilings. There are currently old fiberglass batts up there for insulation right on the tongue and groove boards with some space above the fiberglass for air to pass through we have large continuous soffit vents on the front and back eaves and a continuous ridge vent. Say what you want about them but osb and plywood do not offer a very attractive finished look.
The insulation for exposed rafters is installed on the exterior side of the finish ceiling. Find all the facts and ideas about it in this article before you install one for your home design. Over 86 open for up the slope ventilation. The main reason to use tongue and groove boards these days is appearance from beneath the roof.
The house has a cathedral ceiling throughout with tongue and groove boards attached directly to the roof joists. Styrofoam brand tongue and groove extruded polystyrene foam insulation xps features tongue and groove edges on all four sides of 2 x 8 boards 1 thick or less and on the long edges of all other boards. Foamular extruded polystyrene xps rigid foam insulation offers a comprehensive line of products in a wide choice of sizes thicknesses and edges with a lifetime limited warranty for the life of the home or building. Tongue and groove roof decking especially the one from solid wood boards is one of the two most common choices for residential use right now.
Strong lightweight pink foam panels don t require special tools. The lightweight moisture resistant and thermally efficient type iv extruded polystyrene foam insulation is suited for a wide range of residential and commercial construction applications. This is often a layer of tongue and groove boards nailed to the exterior side of the exposed rafters. Ceilings such as this are usually insulated with six or eight inches of rigid insulation on top of the tongue and groove then a layer of plywood is screwed on thru the insulation to the tongue and.