mechanical ventilation heat recovery - passivehouseplus.co.uk

Hevac launches Airmaster decentralised MVHR for schools

Heating and ventilation specialists Hevac have launched a range of decentralised mechanical ventilation systems with recovery (MVHR) for schools onto the Irish market – including a certified passive house unit.

CVC Direct launch MVHR add-on for space heating & cooling

Mechanical ventilation with heat recovery (MVHR) systems are an efficient way of providing the necessary ventilation with very few heat losses for airtight dwellings. However, MVHR systems can also be used for space heating or back up heating.

Know your mechanical ventilation options — S&P

S&P Ventilation, the Irish subsidiary of global manufacturer Soler & Palau, has advised anyone building a new home to familiarise themselves with recent changes to Part F of the building regulations.

VentHeat launch compact heat pump & MVHR systems to Ireland

VentHeat, a new Irish company specialising in heating, ventilation and air conditioning systems for passive house and low energy buildings, has launched the Pichler PKOM4 compact heat pump system to the Irish market. The system combines heating, cooling, ventilation and domestic hot water in one passive house certified unit with a footprint of less than 0.75 m2.

Beam Vacuum & Ventilation awarded three new ISO certs

Beam Vacuum & Ventilation has announced that they have successfully achieved certification against the requirements of ISO 9001 (quality management), ISO 14001 (environmental management), and ISO 45001 (occupational health and safety), while also meeting the Safety Schemes in Procurement (SSIP) for contractors’ criteria.

BEAM introduces new high spec MVHR control panel

Industry-leading mechanical ventilation company BEAM Vacuum & Ventilation has introduced a new user-friendly, high specification digital control panel for their popular Axco C130 Counterflow MVHR system. The aura-t wall mounted panel offers an advanced yet simple-to-use touchscreen controller for programming, commissioning and occupancy control.

Brink launches new MVHR unit with range of features

Leading mechanical ventilation with heat recovery (MVHR) manufacturer Brink Climate Systems has launched a new high efficiency MVHR unit, the Flair 325. According to the Dutch company, the new range comes with some exciting new technologies to boost efficiency, ensure correct ventilation rates and enable easy operation.

Flaw in NSAI retrofit code raises ventilation concerns

The National Standards Authority of Ireland has appeared to acknowledge a major discrepancy spotted by Passive House Plus in SR 54, its code of practice for the retrofit of homes, that could give rise to inadequate ventilation and poor indoor air quality in some dwellings upgraded to the code.

5 years in a passive house — the occupants’ view

In April 2010, Geoff and Kate Tunstall moved into their pioneering house at Denby Dale. It was one of the UK’s first passive house projects, and the first to be built with a traditional British cavity wall system. Five years later, how are the Tunstalls finding life in a passive house?

Mechanical ventilation and IAQ - what the evidence reveals

As previously revealed in Passive House Plus, the evidence appears to indicate that natural ventilation systems don’t adequately ventilate our homes. But does mechanical ventilation perform any better?

EU president sets passive precedent

Motivated by the experience of building and living in a passive house, one of Ireland’s leading political figures has become a public advocate for the standard. Passive House Plus visited the house to find out why.

From drab farm shed to passive, light filled studio

When Sjölander da Cruz Architects sought to turn an old abestos-clad shed into the firm’s new studio, it offered the perfect opportunity to put an enthusiasm for passive house design into practice.

Sleek and striking passive house graces eco village

The eco-village at Cloughjordan, Co Tipperary is no stranger to low energy buildings, and with this passive house, architect Paul McNally of The Passivhaus Architecture Company set out to prove that energy efficiency and good architecture go hand-in-hand.

Passive office cuts bills by £25k and absenteeism by 13 percent

Anyone who thinks the passive house standard isn’t relevant to non-domestic buildings is missing a trick. One certified passive office in Leicester reveals the significant benefits companies can yield in terms of saving energy, increasing productivity and improving the bottom line.

The small passive house problem - a solution?

It’s sometimes said to be hard – perhaps too hard – to get a small house to meet the passive house standard. But a small house will have small heating bills, so why is it hard for a small house to be a passive house? Leading passive house consultants Alan Clarke and Nick Grant delve into the passive house software to find out what’s going on.

Natural ventilation - does it work?

Such is the importance of ventilation, it’s only right and proper that the efficacy of innovative mechanical solutions such as heat recovery ventilation and demand controlled mechanical extract ventilation is established
based on robust, comprehensive evidence. But how does natural ventilation fare when subjected to the same degree of scrutiny, and can it work in low energy buildings?

Hooray for Hollywood

Passive principles and eco design inspire west Wicklow home
When residents of Hollywood solemnly and publicly state the need to combat climate change, it is easy to reject as self-righteous, opportunistic bleating. When it’s a resident of Hollywood, County Wicklow, and the environmental statement is in the form of a poroton-block house infused with sustainable features, it provokes an altogether different response, as Lenny Antonelli reveals.

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