Terms and Conditions
House Extension Specifications are partially available for evaluation. To use the fully functional Apps, please register for a Standard or Premium account.
Scope of Notes: The Specs are applicable to work in England & Wales only.
Important Note:- For Commercial use of the Specifications & access to Extension, New Build, Loft, Garage Conversion & Garage Build Specs, please see registration schemes.
Please Login to use House Extension, New Build, Loft and Garage Conversion Specifications. Login requires registration.
Your use of the site indicates acceptance of the terms and conditions.
Choose a Category
These building notes apply only to a Basement Conversion.
It is your responsibility to ensure that the notes are suitable for use in your particular situation.
To view a basement conversion specification, go through the sections on the left, starting from the top, and add notes from the relevant subsections as you proceed.
***Important*** Once you have started adding notes, keep this page open otherwise you will lose your Basement Conversion Specification / Note-List.