#### displacement and offset

# How to insulate pitched roofs

Worldwide trend – energy saving – does not mean that it is necessary to insulate only the walls of houses. Of course, there are no other outlets in the high-rise buildings, but if you have a private house, then the roof insulation is practically an obligatory element of the energy saving system.According to the National Encyclopedia of Construction of ProfiDom.com.ua, the domestic company “Elit-Plast”, a manufacturer of penoplastryl Penoboard (Penobord), offers its own system of insulation of sloping roofs. Continue reading

# How to calculate the number of wallpapers on the room

The first step is to determine the perimeter of the room. Remember math in elementary school? The formula for calculating the perimeter is simple: (width + length) x 2. This is if your opposite walls are the same, that is, the room is strictly rectangular. If the room is complicated, the walls are broken and of different lengths, then the formula of the perimeter will look different: A1 + A2 + A3 + A4. That is, each wall will have to be measured separately, and then everything is folded in order to get the perimeter. Similarly, the perimeter is calculated if there are niches or protrusions in the room. Continue reading