Under Slate Roof Insulation

Re defining the envelope to the rafters one would likely use a vapor.

Under slate roof insulation.

Hi im thinkin of building a conservatorie on a detached bungalow how big can i go with out planning and can i put a slate roof on to tie into the exsisting roof. Roofing underlays are one of the most important elements of a roofing specification and choosing the right product is essential to ensuring the finished structure is weather resistant and provides years of trouble free service. Insulation questions. Metal roofing is one of the most durable and long lasting roof materials on the market and can easily last for decades with little maintenance.

We have our upper ac unit in the attic for the second floor of the house but currently no heat or cooling in the attic. We put on a new slate roof in 2005 using vermont grey slate. I have cental heating in my house and i want a gas fire i have no chimney or ventilation so i have been. We have 4 acres of flat land no surrondinh houses.

In order to add moisture barrier under metal roof you can spray the undersides of the roof by using a thick layer of polyurethane spray foam. Metal roofs are made from steel copper or aluminum panels. Roof tile slate fixings must resist the worst case design windloads calculated to en 1991 1 4. With a warm roof the usual process is to split the insulation into two layers.

I am struggling to figure out how one would go about installing adequate attic ventilation where a slate roof is present. Hello gba any best practices on the proper way to insulate a home with an un vented slate roof. Keeping the envelope defined as the attic floor would dictate that the attic needs to be vented. It is not uncommon to find that bats use a roof space.

They are used in commercial and residential structures to protect against weather and other exterior elements. It will help you to eliminate problems that may come when the house becomes extremely cold in the winter and terribly hot in the summer. Bats do not pose a significant threat to the building fabric or the health of the occupants and under section 9 of the wildlife and countryside act 1981 it is an offence to intentionally damage destroy or obstruct access to any place used by bats even when bats are apparently absent or to disturb bats while roosting. Where the air permeability of the roof envelope is reduced with under or over roof coatings and no roofing underlay is used the windload on the roof tiles slates is substantially increased.

If 180mm is to be installed then 100mm board might be introduced between the rafters there has to be a minimum 25mm air gap between the insulation and the underside of the tiles or slates with an 80mm board running across the rafters.