Hiding in woodland in an area of outstanding natural beauty, the Fishleys passive house manages to be both strikingly contemporary yet deeply sensitive to its rural setting. It also boasts a masterfully crafted timber frame structure with one of the best airtightness results this magazine has ever published.
The application of Passive Purple Liquid airtight membrane to a dilapidated test building has demonstrated the product’s remarkable ability to air seal even the leakiest structures.
Leading Irish energy & airtightness consultancy Greenbuild has advised the building industry to be prepared for the new requirement, as of January of this year, to test new non-domestic buildings for airtightness on completion.
Airtightness membrane specialists Passive Purple are putting their money where their mouth is – by guaranteeing passive house levels of airtightness.
A state-of-the-art archive building in Cambridgeshire, which has been built to house Imperial War Museums’ (IWM) rich paper collection, has registered the best airtightness test result ever recorded in the UK – and perhaps, the world.
Once poorly understood by the mainstream building industry, airtightness is now increasingly seen as one of the most crucial objectives on any building project. Not only is it vital for energy efficiency, it’s also key for thermal comfort and for protecting a building’s structure from dampness and mould. In this comprehensive guide to airtightness, we look at why it’s so important, how exactly it’s measured, and most importantly, how to achieve it on site.
Charlie Luxton will speak at the first event in Ecological’s Perfect Airtight Seal on 16 October at the National Self Build and Renovation Centre, Swindon, while the London event on 18 October will take place in the Building Centre.
Leading low energy timber frame manufacturer MBC Timber Frame has completed work on another project aiming for the passive house standard.
Ecological Building Systems featured on a recent episode of RTE’s The Great House Revival. The show, which is presented by architect Hugh Wallace, follows homeowners undertaking the arduous task of transforming derelict properties into modern buildings.
Ecological Building Systems have announced the launch of the new pro clima products Tescon Sprimer, Aerosana Viscon and Roflex Solido to the Irish and UK Markets. These new airtightness solutions “expand pro clima’s market leading range of high quality sealing systems for inside and out”.
In the first in a new series of technical articles on some of the key technologies in sustainable building, John Hearne makes the case for wrapping buildings in an external insulation layer, and describes some of the main issues to watch out for.
Ireland’s new build housing market is undergoing a radical transformation in energy performance specifications, analysis by Passive House Plus has revealed — with oil heating all but vanishing from use, leaving gas boilers and heat pumps to dominate the heating market.
In the fifth instalment of her column on designing and building a passive house for her family, Nessa Duggan talks about the importance of getting good advice — on everything from airtight sliding doors down to your choice of timber flooring.
Blowerproof liquid air-tight membrane has been certified by the British Board of Agrément. 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.
Despite increasing standards of insulation and airtightness, housing developers face few requirements to provide better ventilation and indoor air quality for new home buyers — beyond knocking extra holes in walls. But as reports of condensation and mould affecting new housing developments continue to surface in both the UK and Ireland, and research indicates many new homes may have poor indoor air quality, are developers finally waking up to the need for properly engineered ventilation systems?
A unique new home in the Forest of Dean, designed by Loyn & Co Architects and nominated for this year’s RIBA Stirling Prize, features the second largest expanse of Internorm’s HS330 large scale glazing system used to date in Europe.
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. 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.
MBC Timber Frame has announced the opening of its new manufacturing and design premises at Quedgeley Court, Gloucester. The company told Passive House Plus that it has the capacity to manufacture 50,000 to 60,000 square metres of passive housing per year at the new facility.
Low energy building and airtightness specialists Partel have warned of the importance of ensuring any flat roof construction is properly designed to prevent interstitial condensation and the accumulation of moisture.
In October 2015, PYC Systems carried out the first of several air tests at the Hilltop project in Richard’s Castle on the Hertfordshire— Shropshire border, Architype’s first small scale residential passive house project. The first blower door test result was 0.59 air changes per hour (ACH), prior to insulating the envelope, which everyone was keen to improve on as it only marginally passed the passive house standard and was prior to fitting services, which are known to increase the risk of air leaks.
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