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CONSTRUCTION TYPE: WALLS Rockwool Energysaver Quality energy conservation Rockwool EnergySaver is a cost-effective, blown wool cavity wall insulation. Made from highly sustainable volcanic rock, it is an entirely dry and vapour permeable system that allows new and existing constructions to breathe. Non-combustible and treated with an inert water repellent during manufacture; EnergySaver is the natural choice for energy conservation. The following NBS clauses include Rockwool Energysaver: P11:40, P11:220

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Rockwool Energysaver Advantages Rockwool EnergySaver cavity wall insulation is normally installed to a predetermined density in existing Ensures a complete fill without settlement properties by drilling and filling via the outer leaf of the Water repellent – prevents water from migrating cavity wall. It is installed through 18mm or 25mm holes, drilled at 1.5m centres in a staggered ‘W’ pattern. When Vapour permeable – breathable; reduces the risk of working on facing brick walls, these holes are normally located at mortar joint positions. Non-combustible (Euroclass A1) Suitable for both...

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Rockwool Energysaver Site surveys An inspection survey is carried out by the approved When filling the cavity of one dwelling in a pair of installer to determine the suitability of the building for semi-detached or terraced properties, a vertical EnergySaver using the following criteria: ‘brush’ stop must be installed between the respective properties prior to installation. Walls must be in a good state of repair and free from In existing buildings with open-flued or chimney evidence of frost damage. arrangements any heating appliances that require There should be no signs of dampness on...

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Rockwool Energysaver Typical pattern for detached houses. The maximum: Water resistance 1. height above the damp proof course should be 1.0 This insulation repels water due to the presence of water resistant additives. 2. distance from corners or other vertical features The EnergySaver system is designed to prevent water from transmitting to the inner leaf. 3. centres for fill holes horizontally and verticallyshould In situations where the insulation is present above and below the ground-floor damp-proof course, it 4. distance below a soffit on a sloping gable should be prevents ground...

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Rockwool Energysaver Standards and quality approvals Further information and solutions to the 2010 regulation changes can be found on Certification EnergySaver has been examined by both the British Board of Agrément (BBA) and the Irish Agrément Board (IAB). Certification covers use in masonry cavity walls with a minimum 50mm cavity width (IAB 40mm), for buildings up to 25m in height, in any exposure zone. The assessments are covered by: BBA Certificate No. 89/2316.& IAB Certificate No. 05/0222 Fire Rockwool EnergySaver cavity wall insulation is noncombustible and...

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Rockwool Energysaver EnergySaver cavity wall insulation conserves energy and reduces the demand on fuels. ■ An existing uninsulated cavity wall comprising of 102mm brick outer leaf, 60mm clear cavity with a dense block and plaster finish has a U-value of 1.68 W/m2K. ■ Retro filling the cavity with 60mm Rockwool EnergySaver will improve the U-value to 0.52 W/m2K Typical U-value examples - new build ■ 102mm facing brick outer skin ■ Rockwool Energysaver full fill ■ 100mm internal concrete block (see U-value table belowfor options] ■ Internal finishes light plaster or plasterboard on dabs...

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Rockwool Energysaver Sustainability As an environmentally conscious company, Rockwool Relying on entrapped air for its thermal properties, we promotes the sustainable production and use of are proud to say that Rockwool insulation does not insulation and is committed to a continuous process of contain (and has never contained) gases that have ozone environmental improvement. depleting potential (ODP) or global warming potential (GWP). Rockwool therefore complies with the relatively modest threshold of GWP<5 included in documents such as the Code for Sustainable Homes. All Rockwool products...

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Rockwool Energysaver More information For further details visit our website at or phone Rockwool Technical Support on 0871 222 1780. Rockwool Limited reserves the right to alter or amend the specification of products without notice as our policy is one of constant improvement. The information contained in this data sheet is believed to be correct at the date of publication. Whilst Rockwool will endeavour to keep its publications up to date, readers will appreciate that between publications there may be pertinent changes in the law, or other developments affecting the...

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