The chance of surfactant leaching occurring, as explained in my last post, can be greatly reduced by following the outlined simple, easy steps...

The heat release rate of an external wall cladding close to boundary is required to be limited in order to prevent the cladding materials from igniting and contributing to fire.

We are sometimes approached by architects and painters who observe a phenomenon called 'surfactant leaching'.  

For those of you using the BRANZ House Insulation Guide, you’ll be pleased to know they have brought out a new edition with nearly 50 percent more construction options and 28 new pages of information.

If you have ever pondered what efflorescence is and how it affects the specification of a concrete, particularly for underground areas I am here to answer your questions.

Ah, the age old question.  Hopefully this post will give you some insights as to why this happens.

Recently I received a panicky phone-call from a friend. 

The use of downlights in ceilings reduces the effectiveness of ceiling insulation and needs to be accounted for when meeting NZBC H1.

Recently we were asked to assist with the preparation of a paint specification for a Green Star building and the project team wanted to ensure that we gained the maximum points on offer under IEQ3 and Matt3 in relation to paint and coatings.

With James Hardie's Linea™ Weatherboard you can achieve up to a 90 minute fire resistance rating.