Library

The ABIS library is a collection of useful reference material relating to buildings and their problems as well as timber pests such as termites.

The library is a combination of material written by ABIS as a result of our own research and practical experience together with useful information gleaned from other authoritative sources.

 

Open String

An Open String is a string with the upper edge cut away to the shape of the treads and risers so that their profile can be seen from the side.

WIKIPEDIA ENTRY FOR STAIRWAY

Open String Picture      Open String 2 Picture