NJ Marston

image of the front page of a BRANZ research report, contains timber building frame imagery
Research Report

SR233 Investigation into the performance of urea formaldehyde foam insulation

The findings from inspections of several houses to date confirm that although serious problems with urea formaldehyde foam insulation (UFFI) installation process within New Zealand appear relatively rare, there are...
  • Thermal performance
Free
image of the front page of Update of New Zealand's atmospheric corrosivity map
Research Report

SR288 Update of New Zealand’s atmospheric corrosivity map

Atmospheric corrosion testing was conducted at 39 exposure sites across New Zealand. The corrosion rates of mild steel and hot-dip galvanised zinc-coated coupons were measured after 1 year of exposure...
  • Durability
Free
image of the front page of a BRANZ research report, contains timber building frame imagery
Research Report

SR240 Preliminary BRANZ 2010 House Condition Survey report

This report provides the findings on the overall condition of New Zealand houses. The analysis uses the data collected from the fourth House Condition Survey Study (2010). This survey is...
  • Performance
Free
image of the front page of BRANZ 2010 House Condition Survey - condition comparison by tenure
Research Report

SR264 BRANZ 2010 House Condition Survey - condition comparison by tenure

This report compares the condition of rental and owner-occupied houses surveyed in the 2010 BRANZ House Condition Survey.Approximately 500 stand-alone, townhouse or terraced houses/units were inspected throughout New Zealand, and...
  • Data led decisions
Free
image of the front page of a BRANZ research report, contains timber building frame imagery
Research Report

SR244 Timber corrosion test methodology

BRANZ has developed a two-stage accelerated test methodology to determine the aggressivity of timber treated with different preservation chemicals towards mild steel and ho- dip galvanised nails.In comparison with conventional...
  • Durability
Free
image of the front page of a BRANZ research report, contains timber building frame imagery
Research Report

SR241A Corrosion of fasteners in treated timber: Appendix

This is the Appendix to SR241. The full report summarises the results obtained from the third year of field exposure tests carried out at BRANZ’s Judgeford site.It discusses the corrosion...
  • Durability
Free
image of the front page of a BRANZ research report, contains timber building frame imagery
Research Report

SR241 Corrosion of fasteners in treated timber

This report summarises the results obtained from the third year of field exposure tests carried out at BRANZ’s Judgeford site.It discusses the corrosion performance of typical metallic fasteners embedded into...
  • Durability
Free
image of the front page of a BRANZ research report, contains timber building frame imagery
Research Report

SR192 Bio-derived polymers and composites

Presented in this report are a review of materials and an initial study to examine the performance and potential of bio-derived polymers (plastics) and composite materials for the building industry.Interest...
  • Material
Free
image of the front page of a BRANZ research report, contains timber building frame imagery
Research Report

SR234 Investigation into the performance of brick veneer walls installed with urea formaldehyde foam insulation - a case study

Work to evaluate the properties of urea formaldehyde foam insulation (UFFI) and the effect UFFI has on the moisture management processes within brick veneer construction has been completed. This work...
  • Thermal performance
Free
image of the front page of a BRANZ research report, contains timber building frame imagery
Research Report

SR172 Fibre reinforced polymer composites

Presented in this report are a literature review and an initial study to examine the performance and potential of fibre reinforced polymer (FRP)-based composite materials for the building industry. Interest...
  • Material
Free