24 July 2019 NZ Doctor: Bridging the gap with Healthy Homes

Not sure I’d consider Wellington or Rotorua any more damp than Christchurch or Auckland in the winter. Much of NZ is nearly 100% RH in the winter for at least part of the day – which is why ventilation AND heating is required for health. https://www.nzdoctor.co.nz/article/undoctored/bridging-gap-healthy-homes “It’s great to see the Ministries working on this,” says Letitia. “Our mission is …

NZ Building-related standards

“The Ministry of Business Innovation and Employment (Building System Performance) has funded the following building standards, used for Building Code compliance, for free download.” Awesome. This includes most of the performance standards for heating/ventilation etc. Located at: https://www.standards.govt.nz/sponsored-standards/building-standards/

11 July 2019 MBIE: R&D tax incentive: What’s eligible and how to claim

NZ Tax Credit for Research & Design uses designing to meet Passive House energy standard as an example of something that is known “and there is no scientific or technological uncertainty in” designing to meet the standard. “Case Study R&D eligibility” “Example ineligible R&D based on existing knowledge Mike and Fulia design and build houses. In response to market demand, …

02 July 2019 Scoop: Doctors welcome rules making insulation the norm in rentals

“Installing insulation in a house can have a 6:1 cost benefit ratio for the very young and the very old – these people are our most vulnerable, and they spend the most time indoors,” said Dr Jeff Brown, NZ President of the RACP and a paediatrician at Palmerston North Hospital. “I see young children ending up in hospital suffering from …

02 July 2019 The Spinoff’s Elle Hunt: Renting isn’t about ‘surviving’ or ‘enduring’ – it’s about having a warm, dry home

“One of the barriers was a lack of knowledge about the home’s defects, or “believing the property [was] in better condition than it objectively is”. That’s easy enough to do – when you don’t live in it. The paper’s authors suggested that tougher laws might be enough to force the necessary improvements, and that’s what this Healthy Homes legislation sets …

Peel Passive House have just published an Appliance Modelling Guide for Certified Passive House Projects

See: http://www.peelpassivehouse.ca/resources.html “This study explores the Canadian and European energy standards for household appliances that are modelled for Passive House compliance in PHPP for residential buildings. An excel tool PHPP Appliance Input Calculator has also been developed to help PHPP Users extract data from EnerGuide or ENERGY STAR appliance labels and calculate an input that can be used in the Electricity worksheet of …

20 June 2019 The Harvard Gazette Colleen Walsh: Is your home making you sick?

Good summary of healthy homes via indoor environmental quality — starting with healthy indoor air. “Home is where the heart is. It’s a figurative expression but it’s literal too because it’s actually where your heart is spending a majority of its time,” said one of the report’s lead authors, Joe Allen, who heads the School’s Healthy Buildings program. “The home influences heart health, …

How to for healthy buildings from Harvard T.H. Chan School of Public Health

The below guides are from the Harvard T.H. Chan School of Public Health and summarize and simplify the public health science into simple recommendations with links to peer-reviewed journal articles for building science geeks to dig into the research and technical details. This first one focuses on your home and what you can do. I can quibble about a few …

21 May 2019 Passive House kitchen extractor hood guide from PHI

For those of us designing Passive House we can all rejoice in the release of the official PHI guidance on kitchen extractor hoods and how to consider the heat losses in their use. To my knowledge there is reason to believe that a good recirculating hood can be better than a poorly performing extractor hood in removing fine particles. I’m …