Issue 37 - passivehouseplus.co.uk

Partel’s Izoperm Plus airtightness system has achieved phA certification from the Passive House Institute, the highest level of component certification, following recent testing.

A new passive house in Manchester, built by Passive Building Structures, has achieved an airtightness test result of 0.31 air changes per hour at 50 Pascals on its final blower door test, easily beating the passive house airtightness standard of 0.6.

Aereco has become the first company to receive an NSAI Agrément certificate for ventilation, while also achieving a new ISO 9001 quality management standard for its Irish subsidiary.

Calsitherm and Redstone, two of the largest providers of calcium silicate based interior insulation and mould prevention products, have joined forces, with the Paderborn-based family business Calsitherm taking a majority stake in Bremen-based Redstone.

Building life cycle assessment (LCA) experts Bionova have advised architects, developers and contractors to be aware of their LCA obligations under the Greater London Authority’s new London Plan, which came into effect on 2 March. The London Plan is the spatial development strategy for the Greater London Authority (GLA).

Viessmann has launched a new ventilation solution to combat the spread of Covid-19 in schools. The company’s new hybrid ventilation unit, the Vitovent 200-P, provides closed rooms with constant air circulation of filtered air.

The new profile Progression passive-certified range of triple glazed timber windows, with glass reinforced plastic (GRP) cladding, recently received its A-rated passive house component certification.

Liquid airtight membranes are revolutionising airtightness works in public and commercial buildings, according to leading supplier Blowerproof UK, because of their ease and speed of application especially direct to block, brick and concrete, and inherent ability to deliver airtightness around difficult junctions.

Denmark is set to introduce embodied carbon targets into the country’s building regulations, a policy which has been backed with cross-parliamentary support.

The Association for Environment Conscious Building has announced the launch of the new AECB Retrofit Standard, which like its AECB Building Standard, is based on the passive house standard and designed to promote a whole-house, fabric first approach.

Leading environmental and green building charities have criticised the government’s lack of ambition on retrofit, upskilling and a green economic recovery in its latest budget.

Residential retrofits must ensure ventilation is carefully considered in order to avoid an increase in radon gas levels, researchers at NUI Galway in Ireland have found.

Plans for over 33,000 net zero carbon new homes are underway across the UK, Passive House Plus can reveal.

Heat pumps rise, PV falls and fabric stands still.