Forum: Building design, construction and renovations

Spray Polyurethane Foam Insulation

Hi, I looked around at insulation and came to the conclusion that Sprayed Polyurethane Foam would gi... more

Portable materials & energy-free building methods?

I'm planning to build an additional sleeping room adjacent to our existing bach. The catch is that ... more

Building a 'passive' group/kitset/transportable house

I have an extremely limited budget. I am a female on my own and would like a very simple house aroun... more

New House Build Hot Water Questions

Hi, we are having to build a new house in chch, as part of this process im looking at hot water syst... more

Insulated Roofing Panels

These are worth a look http://www.ebossnow.co.nz/2012/metalcraft/metecnospan-fire-retardant-roofing-... more

Marvin Windows USA available in Australia

I found this link from Marvin Windows; they distribute in Australia. I have no idea of the price, bu... more

Is melamine ok now given that it is certified by Envirochoice?

We are doing up a small brick and tile unit on the North Shore in Auckland. As there isn't much stor... more

sandwich panel house

im starting to build my own place at the moment. its a nirvana panel house with 280 thick walls,pvc... more

Condensation-free Single Glazing

I've had a number of people tell me there is a new system in America where a film is applied to the ... more

Breathable buildings and other inportant information

This link is to a paper that explains the basics of the breathable wall concept. I found it very inf... more

Building science and being "GREEN"

I came across the buildingscience.com website today. there is a lot of information, most of which is... more

Hotwater cylinder position

Where is the best place for a hot water cylinder? Well, ideally I assume within the warm space of t... more

ceiling heat woe

Last year i got fed up with having a cold ground floor and took advice on how to efficiently warm my... more

future proofing for solar hot water heating?

I would like to add the ability to be able to retrofit my new build with solar hwh at a later date. ... more

Tongue and Groove Flooring

Hi everyone, I'm not sure if this post is appropriate for the forum, but I hope so. We are looking a... more

20 questions

Hi. I was looking for information for my upcoming build when I found this site. What are the 'rules'... more

Air to water heat pumps for central heating with radiators

I've a fair few questions regarding air to water heat pumps and using them with radiator central hea... more

how much

how much more

Packaged Pump Station

Can anyone recommend a good Wastewater Packaged Pump Station? more

Coloured curtain tracks & multiple chemical sensitivity

Hi, I'm new to this forum. I'm needing to get some curtain tracks for several windows in a wood-line... more

outdoor wood oven design

Hi There I want to make a pizza oven..but with a difference. I have had a look at the traditional de... more

Real Estate

Real Estate investment is best way now a days. It is most profitable way to get maximum return in sh... more

Crimped or bonded thermal break

Hi All, We are looking at getting thermally broken aluminium windows retrofitted and have come acros... more

Underfloor insulation foil but not

I am interested in installing something like the airfoil product under our house. At the moment we h... more

Insulating an existing ceiling

I have a badly designed/insulated roof/ceiling for which I would please like some advice on insulati... more