Great question but nobody's answered it! I need to know this too. What did you end up doing? cheers mate

Hi gavEco, I thought the law was changed recently to require all membranes to be breathable? This is all new to me, and also the first I've heard of…

this is a useful link frombradford proctorwrap: https://www.bradfordinsulation.com.au/~ ... .pdf?la=en

https://hia.com.au/Publications/Informa ... g-ncc-2019

yeah I hear you Michael. Try and get any straightforward information about how to build something right in Australia and it's wrapped up in obscurity - we have to…

agree strawbale industry is excellent place to go - the walls have to be 100% breathable

adding cement and bondcrete to your wall system will not make it breathable. Bondcrete is essentially plastic, and cement is not breathable

long time between replies, I didn't get notifications of your comments
theoretically lime (NHL2) can be used for all layers of your wall system - difference is based on the granular…

ps i agree with other comments - remove the concrete path, get all vents open and funcitoning as they should, slope all ground away from the house (1:10 slope) to…

hi Please don't demolish it!!!!!!!!!
There is a lot of misinformation in the trade. Find a good hydrologist who knows what they are talking about. You would speak…

I can heartily recommend ALETA industries for subfloor fans, DIY fan kits and vents. Highly knowledgeable, they seem to stock better fans with longer warantees for a good price. Excellent…

I can heartily recommend ALETA industries for subfloor fans, DIY fan kits and vents. Highly knowledgeable, they seem to stock better fans with longer warantees for a good price. Excellent…

I can heartily recommend ALETA industries for subfloor fans, DIY fan kits and vents. Highly knowledgeable, they seem to stock better fans with longer warantees for a good price. Excellent…

How does this work for polyurethane coatings people put on timbers etc to repel water? It's basically adding a thin layer of plastic, and water won't get through. Similarly with…

You can look up the specifications for rockcote lime render, to get an idea of how far the material goes. But remember that rockcote is already mixed with sand so…

I bought 20kg NHL2 for around $50 from Thorhelical in Sydney. Remember this is mixed with sand (ratio approx 2:3 from memory) so it goes a long way. Beats Rockote…

PS if you're looking for a render (interior of exterior) why not go for lime and sand? Use NHL2 or NHL3 Hydraulic lime (eg Tower lime imported from UK) an…

Hi you can talk to manager Peter from Murabond, he's readily available and technically adept

porters distemper would be the most vapour permeable indoors paint in their range fyi

hi I realise this post is over a year old now and you've probablhy already painted your walls. However for future reference...
Im looking into this very question atm. …

Hi Bep what insurance did you end up getting? Im in the same boat as you, in NSW about to start a small extension value around $25K. What about the…

Hi there - new OB here and I'll be managing a small extension to the back of my house. Basically replacing a derelict lean-to, it will be a box 9.5m…

sometimes people panic with old houses and in a misguided attempt to prevent issues such as rising damp they fill the floor with concrete. From what I've read so…

hi houzz.com.au has good design discussions if you dont get any traction here fyi

Hi
Im replacing a derelict lean-to at the back of my old double-brick house, and have already demolished it to replace with similar.
We dug a trench for the footings when…