Sentences with word «airtightness»

Blowerproof has been used widely across Europe for many years as a proven and effective method of achieving high levels of airtightness in many different buildings, and on a wide range of substrates.

The essential blower door test kit for a wide range of professional airtightness testing needs, commercial and residential buildings.

So the gaps around the beams were filled in, while the main airtightness layer was formed by plastering the walls to the outside.

The detached masonry build had beaten the 0.6 ACH passive house airtightness target during a blower door test a few days earlier.

Meanwhile Darren O'Gorman of Target Zero says the final airtightness result of 0.99 air changes per hour is impressive for such a complicated project.

Ply boxes were used behind the windows to close the cavities, and here again, extensive use was made of airtightness tapes to provide the required seals.

The primary reason for requiring airtightness in buildings has nothing to do with energy efficiency or occupant comfort, writes Helen Brown, head of building physics at Encraft — it's for the protection of the building fabric.

67 % of readers enquired about airtightness products, making it the most popular enquiry; Next came insulation on 65 %, with passive house & low energy build systems neck and neck with heat recovery ventilation on 57 %; 47 % of people enquired about rainwater harvesting, making it the most popular non-energy related category; 80 % of readers enquired about one or more types of renewable energy technology.

It helps a great deal to identify the main air leakage paths as early as possible in the project, so that the most effective airtightness strategy can be built in from the start.

To stretch credulity further, the sealing work was done by crew members from fabric contractor Ecofix who were experienced in external insulation, but had never done airtightness work before.

This stylish new passive house in Cork City managed to achieve one of the best airtightness results Passive House Plus has ever witnessed using an innovative new Irish - manufactured airtight timber board

Other key TGD L targets such as airtightness test results, thermal bridging factors and boiler efficiency are omitted.

In 2006, the International Residential Code tightened up the language to require walls to be sealed, and as of 2009, the IECC requires airtightness testing.

It would also have been easier to achieve, given the slightly less exacting airtightness requirements, and the likelihood that a more standard specification for insulation would have been feasible.

There's also considerable room for improvement on airtightness levels required in Part L1A, currently standing at 10m3 / hr / m2 compared to a margin - ally better 7m3 / hr / m2 in Ireland.

Achieving passive house airtightness is a huge challenge for any retrofit, and even more so when, as in this case, the structure is shared with neighbouring buildings.

However, it is not possible to meet the Passivhaus airtightness standard using windows and doors manufactured to lax North American standards.

With great airtightness comes great ventilation — or at least it should.

Passive house certification: Uncertified Space heating demand (PHPP): 8 kWh / m2 / yr Heat load (PHPP): 10 W / m2 Primary energy demand (PHPP): 109 kWh / m2 / yr Airtightness: 0.33 ACH at 50 Pa or 0.4 m3 / m2 / hr at 50 Pa Energy performance coefficient (EPC): 0.37 Carbon performance coefficient (CPC): 0.385 BER: A3 Thermal bridging: Kingspan Aerobord foundation system, Amvic insulated concrete formwork.

Jot Energy also provide airtightness testing and thermal imaging services, and having a single point of contact for all things associated with getting the performance of the house optimised was extremely attractive.

Energy efficiency is delivered through triple - glazed windows, an «excellent level» of thermal protection, a high level of building envelope airtightness, construction that us largely thermal bridge - free and a ventilation system with heat recovery.

The final airtightness test recorded a result of 0.77 ACH at 50 Pascals — well within the Enerphit threshold.

And we go into detail about airtightness.»

The specific composition of the hybrid walls can also provide hygric buffering, significantly reduced condensation potential, and improved airtightness.

But with the plasterboard not yet installed, this was an ideal time to see the critical internal workings of the building, including airtightness membranes and MVHR ducting.

Central to the scheme's success has been the creation of simple, buildable details, a systematic project management approach and on - site training from passive house certifiers The Passive House Academy and airtightness specialists clíoma house.

The first airtightness test has taken place at phase three of the Silken Park development at Citywest, which is set to be Ireland's largest residential passive house scheme.

It demands airtightness of 1.0 air changes per hour and space heating demand of 25kWh / m2 / yr (as opposed to 0.6 air changes per hour and 15 kWh / m2 / yr for the original passive house standard).

• Day 2: Enclosure airtightness and windows: principles, calculations, details, systems and components.

-LSB-...] Airtightness and Mechanical Ventilation with Heat Recovery: two essential elements of comfortable, radically energy efficient buildings.

475 High Performance Building Supply 475 High Performance Building Supply (475) is the exclusive U.S. / Canada partner of PRO CLIMA, the world's leading manufacturer of complete airtightness systems.

The three - storey building was constructed from masonry block and insulated externally, and scored an impressive airtightness test result of just 0.2 air changes per hour.

Walls: Plasterboard & skim, 35 mm service cavity, Siga airtightness membrane, PUR Tw55, 140 mm stud with mineral wool, OSB, breather membrane, 50 mm ventilated cavity, outer block rain screen.

Build - up: Solitex Front Humida breather membrane, followed inside by 120 mm Kingspan Kooltherm K12 rigid insulation, on Intello Plus airtightness membrane / vapour check, on 78 mm cross-laminated timber panel.

He found however that the detailing required to ensure airtightness and design away thermal bridges was a lot trickier than it would have been with a timber frame.

The Passivhaus airtightness standard (0.6 AC / H @ 50 Pascals) makes the Canadian R - 2000 standard (1.5 AC / H @ 50 Pa) look lax by comparison.

The Home Performance Index is aiming to do just that, gathering and sharing the data on best practice for a full range of indicators from airtightness to lesser known benchmarks on waste management, sustainable procurement, ecology, water, and embodied carbon.

As Janet Cotterell of Passivhaus Homes explains, there was a pre-designed set of details, worked out carefully for minimal thermal bridging and ease of airtightness installation, so much of the design work had already been done.

At night, close the solid door and its increased airtightness will allow slow burning all through the night.

And I'd put ventilation before airtightness.»