As noted by the panelists, the design and construction team should be trained in the fundamentals
of passive house building and design.
Not exact matches
As a property investor who owns a variety
of rental
houses, condos, and a few larger apartment complexes, I used to deal with my own
building management, but now, I'm in a spot where I'm making a lucrative
passive income and leaving my property management operations to a full time employee.
The cabin
of Nanuq is
built to the
passive house's principles, which by its design makes the use
of a heating system almost needless.
By
building or retrofitting to achieve resilient design, we can create homes that will never drop below 45 to 50 degrees Fahrenheit even if the
house is totally cut off from power and heating fuel — they can do that with high levels
of insulation, top - performing windows,
passive solar gain, and other features..
Despite the challenges imposed not only by the old and slightly ropey fabric, but also the conservation status
of the
buildings, the client wanted to carry as many
of the benefits
of passive house design as possible through to the retrofit.
As another example, occupants
of the
passive house Lancaster Co-housing development also reported high satisfaction with their homes in a
building user survey, including with the air quality: none said the ventilation was noisy, in fact some commented that you couldn't actually hear it to tell whether it was running.
One problem familiar to
passive house designers is the form factor
of small
buildings.
Although it would doubtless have been out
of the question on this site, Patrick Osborne agrees that a new
build passive house — fitted out to a similar standard — would not necessarily have cost more, and might even have cost less.
Retained as a consultant on the
build, one
of his first jobs was to take the architect's design and adapt it to
passive house specifications.
This seems to be a function
of the way quality is embedded in the whole
build process with
passive house; everyone is tied in to delivering quality, almost micromanaged.
Three
of these are new four - bedroom terraced
houses,
built to the
passive house standard, and the first new social
housing built by Lambeth council for ten years.
A diagnostic initial blower door test, done when the external envelope was completed on one
of the development's show
houses, took place on December 12 and delivered a worldbeating result
of 0.16 air changes per hour (ACH), well inside the
passive house standard
of 0.6 ACH and the best result this magazine has ever noted for a masonry
building.
The middle
house, the one
built in 1990, is around 12C and the
passive house is about 17C, and that's over a period
of time when all the
houses were unoccupied and unheated.»
What is really interesting though is that this new model shows that the basics
of building a
passive house dwelling are more constant than we thought — 300 mm
of insulation, triple - glazing, MVHR,
built with a compact form, thermal bridge - free and airtight,
of course.
Building the third scheme to the
passive house standard has only required a few tweaks to the design
of phase two — including the selection
of MVHR over DCV, an upgrade from double to triple glazing, and a 40 mm increase in external insulation to the walls, which are all
built from single leaf nine inch hollow blocks.
Once
built, 19
of the 20
passive houses had measured flow rates that matched the design rate (though two were border line).
The rigor
of this model is key to the success
of passive house in delivering
buildings with heating demand as low as promised.
«From a
passive house point
of view I was initially surprised over the summer by the effect that
passive energy inputs have on the internal temperature in a low - loss
building, effects that were hardly apparent in our old
house, like sunshine, cooking, people.
Three years ago quantity surveyor Ross Cremin set out from scratch with the goal
of self -
building a
passive house on a site in rural County Longford.
All new
buildings in south - east Dublin must be
built to the
passive house standard or demonstrably equivalent levels, in a move that may lead to the construction
of upwards
of 20,000
passive houses by 2022.
Hi Alison, With 100
passive houses, 200,000 HPwES
houses in ten years, vs around 700,000 residential HVAC units shipped last month, «
Building Science» looks like a hobby having failed in 35 years to even make it to insignificant in terms
of scale.
ie has just completed a whistle stop tour
of ISH in Frankfurt, one
of the world's largest
building industry expos, where he found
passive house solutions featuring heavily amonst the heating and ventilation solutions on offer.
If a
passive solar natural
building feels like the right style
of tiny
house for you, these techniques will empower you to
build a space that is comfortable year round, while reducing your costs to maintain the home and lowering your carbon footprint.
Professor Ürge - Vorsatz was also one
of two co-ordinating lead authors
of the chapter on mitigating emissions from
buildings in the Intergovernmental Panel on Climate Change's fifth assessment report, which was published in 2013, and also explicitly advocated for the
passive house standard.
«Cities are becoming the powerhouse
of action, more than national governments,» she said, describing the decision by Dún Laoghaire - Rathdown County Council in Dublin to make the
passive house standard mandatory for new
buildings as «fantastic».
Hastoe
Housing, a trailblazer in the development of affordable passive housing, have completed their second scheme in the Essex village of Wimbish — 11 houses whose simple and traditional building methods and materials mask cutting - edge energy effi
Housing, a trailblazer in the development
of affordable
passive housing, have completed their second scheme in the Essex village of Wimbish — 11 houses whose simple and traditional building methods and materials mask cutting - edge energy effi
housing, have completed their second scheme in the Essex village
of Wimbish — 11
houses whose simple and traditional
building methods and materials mask cutting - edge energy efficiency.
The decision means that two
of the four Dublin are local authorities will have a
passive house or equivalent policy as a planning condition for all new
buildings, including dwellings and non-residential
buildings.
Assessment
of thermal bridges is the low hanging fruit lining the path to
passive house and low - energy
building, according to leading thermal modeller Andy Lundberg
of Passivate, who says that taking the time to understand thermal bridging and to minimise and calculate it properly is essential to delivering cost optimal low energy
buildings without an Achilles heel.
It was the fact that a
passive house would increase the overall quality
of life in their home: a quieter environment, fresh air and better air quality, thermal comfort, and overall
building durability and longevity
of a moisture - controlled home.
People planning to
build a new home could save themselves thousands
of euro each year by developing a
passive house, according to the Passive House Association of Ireland (PHAI), a new low energy design initiative comprising passive house designers and contrac
house, according to the
Passive House Association of Ireland (PHAI), a new low energy design initiative comprising passive house designers and contrac
House Association
of Ireland (PHAI), a new low energy design initiative comprising
passive house designers and contrac
house designers and contractors.
This
house was designed as a
passive solar home by architects at Solar Northern; designers
of Post And Beam Homes who eventually became Woodhouse.The
house is
built on styrofoam insulated foundation walls and concrete floor which serves as a thermal flywheel to hold heat from the sun in heating months before and after winter solstice and moderate summer temps in
house when the sun is not shining in the
house due to summer sun angles.
Jon Trinick adds that some people had been concerned that Cameron Close, by not embracing the most cost - effective
building forms and completely optimised glazing, might be dangerous to the adoption
of the
passive house standard and the perception
of its affordability.
«It shows what is possible — it shows the extreme
of what can be achieved in terms
of a
housing association
building passive house certified
houses with an architect who sticks to their vision for the development.»
Daire estimates that the cost
of opting for the
passive house standard compared with the conventional
build originally tendered for was just 6pc higher, which included the heavier insulation and thermal bridge detailing, airtightness work, the MVHR system and the
passive house certification.
«That was a particular challenge,» he says, «working within the restriction
of passive house and Breeam, but yet making the
building work as a commercial
building.»
• Urban, high density and high - rise
buildings • Low - rise and rural approaches • Buildings from the arctic to the tropics • Policymakers with growing expertise in implementing Passive House programs • Multi-family housing, both affordable and market rate • Integration of renewable energy • Steel and concrete construction, wood frame construction and cross-laminated timber (CLT) construction • The processes, details and results of passive house
buildings • Low - rise and rural approaches •
Buildings from the arctic to the tropics • Policymakers with growing expertise in implementing Passive House programs • Multi-family housing, both affordable and market rate • Integration of renewable energy • Steel and concrete construction, wood frame construction and cross-laminated timber (CLT) construction • The processes, details and results of passive house
Buildings from the arctic to the tropics • Policymakers with growing expertise in implementing
Passive House programs • Multi-family housing, both affordable and market rate • Integration of renewable energy • Steel and concrete construction, wood frame construction and cross-laminated timber (CLT) construction • The processes, details and results of passive house pro
House programs • Multi-family
housing, both affordable and market rate • Integration
of renewable energy • Steel and concrete construction, wood frame construction and cross-laminated timber (CLT) construction • The processes, details and results
of passive house pro
house projects
A thermal model
of the
building was created early in the project, allowing the design to be tested and modified to make sure it would meet the desired
passive house target space heating demand
of 15kWh / m2 per annum.
Designing and
building a massive temple to modernism with an emphasis on reduced energy consumption is more common than ever, and, the question
of big expanses
of glass notwithstanding, it is possible to
build dream homes that meet the
passive house standard.
Also bear in mind that the majority
of the wood - framed, high - performance (green based on actual performance metrics as opposed to a checklist)
buildings certified as
passive house (more than 30,000
buildings in total) were prefabricated.
The table at the start
of the
buildings chapter which summarizes the chapter's main findings organized by major mitigation strategies lists the
passive house standard as the first option in terms
of system (infrastructure) efficiency.
As passivehouseplus.ie reported at the time, Dublin City Council voted at the end
of May to retain a policy in the draft city development plan requiring the
passive house standard or equivalent for all new
buildings in the city, in an early sign that Dún Laoghaire - Rathdown's initiative could serve to inspire others.
Dún Laoghaire - Rathdown County Council's decision in April to require the
passive house standard or demonstrably equivalent approaches as a planning requirement for all new
buildings in the county is a shining example
of such a policy.
For instance, Exeter City Council designs all
of its
buildings to the
passive house standard, using 2080 weather files.
While embracing traditional farmstead design made it trickier for this new
build home in the Scottish Highlands to meet the coveted
passive house standard, mixing modern standards
of super-insulation with vernacular farmhouse architecture ultimately led to the creation
of a very special home for proprietors Jeanette and Jon Fenwick — one that picked up a coveted UK Passivhaus Award in 2016.
In this first instalment
of his brand new «Help Desk» feature, architect and
passive house designer Simon McGuinness
of Dublin Institute
of Technology invites questions on all aspects
of passive house, retrofit and low energy
building.
A good set
of guidelines for
building a successful
passive solar
house.
In her second column documenting her family's self -
build passive house project, Nessa Duggan details the process
of choosing a
build system and finding an architect.
And even though he didn't set out to
build a
passive house, he managed to meet the standard while doing almost all
of the work in conjunction with his father, while exceeding the targets
of Ireland's nearly zero energy
building definition.
The island
of Manhattan, known worldwide as the heart
of New York City, is not yet home to any large, well - known
passive house - compliant
buildings.
New York is home to a growing
passive house movement, and will soon be home to the world's tallest high - rise
passive house, a 26 - story dormitory
building currently under construction as part
of the new Cornell Tech campus on Roosevelt Island.