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Solar Energy Panels And Metal Roofing

Submitted by NZMRM Editors on Thu, 18/12/2014 - 12:00am

NZMRM has been involved in discussions about solar water heating panels before and has contributed to the MBIE G12/AS2 and “Solar Water Heaters - Guidance for suppliers, installers and building consent authorities – December 2009”. We have commented on the issues with these in at least one Scope...

Ventilation Of Attic Spaces

Submitted by NZMRM Editors on Thu, 26/06/2014 - 12:00am

It is said that money makes the world go around, but actually fashion is the driver, not only when talking women’s apparel but talking the building industry as well. A lot of house renovations are started just because it is ‘out of date’ or ’past its use by date’ or simply because it is ‘old-...

Glare, Reflectivity And Reflectance

Submitted by NZMRM Editors on Wed, 18/12/2013 - 12:00am

In Scope 32, Stuart Thomson wrote a technical article about Solar Reflectance and Thermal Emittance and the relationship between the apparent visual colour of a metal roof and its ability to absorb or not absorb heat. The way in these factors can be modified by the use of “cool pigments” to...

Cool Roofs Hot Topic

Submitted by NZMRM Editors on Tue, 26/03/2013 - 12:00am

Do you think that colour has gone out of your life recently? Is it just a matter of getting older or is it a fact?Does everything look black and white to you? What colour car do you drive? If it is black, grey or silver then you join the 60 % majority of New Zealanders who probably do...

Corrosion

Submitted by NZMRM Editors on Thu, 14/03/2013 - 12:00am

The NZMRM Corrosion Project.
Stuart Hayman & Stuart Thomson

In 2012 the NZMRM Technical Committee launched a most challenging, expensive and exciting piece of research into the causes of corrosion of metal roof and wall cladding systems and how to minimise its effects. The MRM...

Insulation

Submitted by NZMRM Editors on Thu, 29/11/2012 - 12:00am

by Stuart Thomson

In this third article of the series Stuart Thomson looks at the effects that modern ideas about insulation are having on what we see as a serious problem in complaints of “leaking” and “condensation”. Since the last article we have had a couple of meetings with...

Ventilation

Submitted by NZMRM Editors on Fri, 09/11/2012 - 12:00am

The Roofing Industry is currently seeing a significant increase in complaints of “leaking” and “condensation”
especially in systems like skillion roofs and curved roofs. NZMRM and underlay manufacturers believe the answer lies in increasing what is currently the non-existent ventilation of...

Noise Attenuation By Metal Roofs

Submitted by NZMRM Editors on Thu, 08/11/2012 - 12:00am

Stuart Hayman, March 2012

In October 2011 we updated you on the next stage of the noise through roofs technical project. The Acoustics Research Group of the University of Canterbury did some research for NZMRM to determine the
attenuation of road traffic noise through various roof...

Waihohonu Hut Tongariro National Park

Submitted by NZMRM Editors on Mon, 05/11/2012 - 12:00am

By Graham Hepburn

Wellington firm Pynenburg and Collins Architects has designed about 70 tramping huts for the Department of Conservation (DoC) in the past 11 years. And in that time they have created a manual for huts that accommodate up to 40 people, including standard designs for...

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