The target u value for flat roofs on existing buildings other than dwellings are shown in table 4 below.
Flat roof u values building regulations.
Therefore the less heatloss.
The required u value will depend on the location of the project england scotland or wales type of building domestic or non domestic and the application floor wall or roof.
Make sure your comply with flat roof building regulations.
These things will affect the timing cost and overall running of your project.
Sometimes the excitement of starting a new construction project or building venture can lead you to forget about the finer details such as planning permission and local building regulations.
Get a u value calculation from our free online u value calculator or our technical department.
U values are important because there are certain standards according to the building.
Consequently the higher the u value the more heatloss you have in the home.
A lower u value indicates better insulation properties hence u value requirements usually specify a maximum value.
These are expressed as a u value which needs to be achieved.
The lower the u value the more insulation there is in a building element e g a floor ceiling or wall.
The tables below show the suggested u values in england wales and scotland.
U value of a flat roof.
Insulation for walls including cavity walls solid walls and timber or steel framed walls.
Insulation for flat roofs pitched roofs and balconies and terraces.
Greek revival style apartment building benefits from.