This is a google powerpoint presentation suitable for teachers students and anyone else interested in learning how to design box gutters using the australian plumbing code as nzs 3500 3 2015.
Box gutter detail australia.
A plus gutter systems is now offering 5 and 6 inch box gutters in a seamless form.
A box gutter is given its name as it is usually boxed into the middle or edge of the roof.
This meant countless seams or breaks in the gutter system as well as a very expensive installation.
There are three main types of gutters used in australia.
This system has received an australian classic design award.
It works through the tables and graphs with enough explanations to understand the theory and logic of how the code works.
The esthetics of the box gutter hid the gutter from sight which was important during that time.
The issue today is the copper would disappear not counting the cost to reinstall.
Until now if you wanted a box style gutter they had to be made in a metal shop in 10 15 foot sections.
Simplified suitable for flattish roofs with little or no vertical faces or steep roofs draining to one side of box gutter only or any roof if you are in a hurry and make the necessary allowances for all catchments.
Fascia gutters concealed gutters and box gutters.
A simpler box gutter arrangement at a parapet wall that give a bare minimum of compliance to the building code of australia bca a box gutter between two parallel roof surfaces.
Box gutter with rain water head at end of box gutter.
A section through a box gutter at the intersection of the bottom of a sloping roof and a parapet wall.
With building design being so restrictive on space these days this is the area where designers must think about how the roofing contractor will make the box gutter comply.
A slate tile roof connecting to the box gutter and then to the copper spouts.
The old box gutters worked great in the day.
Each one of these gutters has its own benefits and drawbacks and in many instances your style of roof will determine which of the roof gutter types will be most suited to your home.
A box gutter is defined as a graded channel generally of a rectangular shape for the conveyance of rainwater within the building footprint including adjacent to a wall or parapet.
Low and behold the box gutter is rotted out.
A sketch of a now illegal gutter construction under the bca.
Each box gutter run must discharge independently to ether a sump or directly out of the building without changing the size of the gutter or changing direction.