Technical newsletters about emerging issues & our latest research

Strategy for ensuring Code compliance

Posted on November 21st 2011

1. START EARLY The Code Assessor is an important member of the team, who will not only be responsible for completing the Code compliance requirements for the development, but can also assist on which credits should be aimed for and how they can be achieved. It is recommended that a core team is formed, to include the developer, architect, civil …

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Better than best practice – CCS scoring

Posted on August 8th 2011

Considerate Constructors Scheme – Guide and Examples of Above Best Practice Scoring CONSIDERATE This section is intended to discover whether the site is fully aware of all those who may be affected by the work and thereafter to see what efforts are made to minimise any nuisance or inconvenience. Communication Preparing a public relations plan for engagement with the local …

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Building Regulations Part L1b: Improvements to existing dwellings

Posted on July 11th 2011

Building Regulations Part L1b: Conservation of Fuel and Power, applies to Existing Dwellings. The regulation isĀ  broad in reach and is intended to make notifiable any significant building modifications that are undertaken. The Approved Document for Part L1b gives guidance on the way in which compliance with the regulation may be demonstrated. The document is notoriously difficult to navigate. Part …

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Reducing construction waste

Posted on June 13th 2011

A hierarchy of waste management should be promoted within Site Waste Management Plans and on site to classify and prioritise in descending order the waste management options: reducing waste; reusing waste; recycling waste; and finally disposing of waste where the first three options are not possible. The major benefits of applying this approach are the avoidance of creating new and …

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CHP versus biomass: air quality

Posted on May 16th 2011

On many of our projects we are faced with a choice between Combined Heat and Power (CHP) and biomass boilers as the best way to achieve reductions in CO2. There is a widely held view that biomass is bad and CHP is good in terms of air quality. Oxides of nitrogen (NOx) and particulate matter are both pollutants of concern. …

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Ventilation, MVHR and summer overheating

Posted on April 18th 2011

Summary Mechanical Ventilation with Heat Recovery (MVHR) systems recycle the heat from exhaust air by passing it to incoming air. This is a passive process that relies on heat exchangers with large surface areas, and it requires no additional energy input. Such a system is an advantage in winter, but in summer months there is a risk that the process …

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Home User Guides and the Code for Sustainable Homes

Posted on March 21st 2011

Often thought of as ‘easy’ credits to achieve, the Home User Guide needs to: Fulfil all of the elements within Checklist Man1 of the Code Technical Guidance Be fully researched to ensure accurate information Describe specifications for all house and flat types Is made available in alternative formats (e.g. Braille) upon request Is signed off by the developer The aim …

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Daylighting

Posted on March 7th 2011

BRE requires the Average Daylight Factor (ADF) to be equal to or greater than 2% for kitchens and equal to or greater than 1.5% for living/dining rooms and home offices. If the ADF is lower than these levels, natural daylighting would not be effective in illuminating the internal space and artificial light would be in use for the majority of …

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