Victorian based building company

Betnale Pty Ltd has supplied prefabricated granny flats throughout Victoria and has been building granny flats, sleepouts, relocatable homes and Cabins since 1990. Betnale is an approved builder for the Department of Human Services, holding current contracts to relocate granny flats state wide.

Site requirements

Granny flats are made in our Bayswater factory then assembled on site. Access is not a problem with our flat pack system.

Customize Design

We offer versatility and any internal design. We also offer proven designs with 2 and 3 bedroom layouts.


Superior Granny Flats and Sleepouts, market leaders in design and quality, offer outstanding value achieved by high turnover and purchasing power due to building over 150 units a year.

Where are we?

Display: Factory 2/874 Mountain Highway Bayswater, VIC 3153

Superior Granny Flats

We can design & customise any floor plan, & with a range of quality budget & premium granny flats available we have an option to suit everyone.