The Flat Roof for Bay Window Estimating Calculator is used to calculate the Labour, Materials and Plant costs associated with installing a flat roof over bay window. All of the items required for a flat roof are specified from the Specification.

The Flat Roof for Bay Window Estimating Calculator calculates the following items:

  • Allowance for the bay roof
  • Lead flashing
  • Plastering and insulation
  • Internal decorating
  • Plus all labour associated with the above

NOTE:

  • The allowance for the bay roof must cover any soffit and fascia required in addition to the preformed roof.