Flat Roof U Values Building Regulations

Consequently the higher the u value the more heatloss you have in the home.

Flat roof u values building regulations.

To comply with part l of the building regulations 2010 all roofs to rooms except those in unheated buildings should be thermally insulated to a maximum u value of of 0 18 w m k. U value of a flat roof. Building regulations standards and u values. 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.

A lower u value indicates better insulation properties hence u value requirements usually specify a maximum value. Greek revival style apartment building benefits from. Get a u value calculation from our free online u value calculator or our technical department. These are expressed as a u value which needs to be achieved.

Make sure your comply with flat roof building regulations. The lower the u value the more insulation there is in a building element e g a floor ceiling or wall. The target u value for flat roofs on existing buildings other than dwellings are shown in table 4 below. Existing buildings do not require a target co2 emissions rate however they do require a target u value to meet for building elements walls floors and roofs.

These things will affect the timing cost and overall running of your project. Insulation for walls including cavity walls solid walls and timber or steel framed walls. The tables below show the suggested u values in england wales and scotland. U values are important because there are certain standards according to the building.