Skylights

skylights

Thinking about putting some skylights in the roof?

Planning one of those rooms with a glazed roof panel?

You really need to think very carefully before you go ahead!

Summer

In summer the heat gain and glare can be enormous causing major overheating. A typical North facing 900mm x 900mm sky light can put 3kw [read more...]

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Daylight Tubes

Solatube

Solatube

If you have a gloomy smaller room (for example bathroom, WIR, or hallway) consider a daylight tube. They are a more energy efficient alternative to conventional skylights or having to keep putting the lights on.

Daylight tubes have three parts:

Roof mounted clear, hemispherical dome Connecting smooth highly reflective tube/duct Ceiling level diffuser [read more...]

The Risk Of Too Much Security

Window Grill

As I visit lots of houses I often wonder if some houses have too much security.

I see lots of houses with roller shutters or even steel gratings over the windows like these.

Quite often when I ring the bell the owner seems to spend ages unlocking the various locks and bolt on the front [read more...]

Upstairs Windows

by-the-open-window

 

Have you got visions of being able to look out of your upstairs windows like this lady.

Not anymore if you are building a new house. New laws to protect children falling out of windows have come into force.

Since 1 May 2013, the Building Code of Australia (BCA) requires “protection for openable windows [read more...]

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Roller Shutters – Fail

roller shutter 2

Sorry if you like them……….. but I just don’t get roller shutters!

To me they just say someone has got it wrong.

You have a house built with nice big windows and then you install shutters.

Either the orientation is wrong,….or if its a security measure you bought in the wrong neighbourhood!

As [read more...]

Double Glazing or Smaller Windows?

I’ve posted on Double Glazing but that not the only way to save heat loss through windows so I thought I would do a numerical comparison of the various options for glazing treatment of windows.

In a bedroom of our current house the South facing windows (We are in Australia so these windows don’t get [read more...]

Window Size

Window Sizes

The Building Code of Australia requires you to have at least 10% of the floor area as windows with at least 5% of the floor area being able to be opened.

If you go in many show houses you will see windows that are 40 – 50% of the floor area. They do this [read more...]

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West, or East, Facing Windows

DIGITAL CAMERA

Well the first rule is to avoid West, or East, facing windows or at least keep them as small as possible….and here is why:

Summer

West windows get direct sunlight from mid-afternoon to late in the evening in summer causing overheating.

East facing windows get sun from sunrise to midday. This [read more...]