Hearth Boundaries

Hearth Boundaries The HETAS Technical team often provides clarification to registrants on issues relating to the subject of how a hearth surface should be marked out, ie. the demarcation or boundary of the hearth against the regular flooring material in the room. Regulation The regulation requiring reference here is Approved Document J (ADJ): J4: Protection Read More…

Be Alarmed

Be alarmed The positioning of a carbon monoxide alarms can be an important factor in ensuring compliance with Approved Document J and ensuring an alarm has the best opportunity to identify carbon monoxide. HETAS Technical Note 0022 has all the information you need. Questions from installers over the type, suitability and positioning of carbon monoxide Read More…

Have your say

Installation Sub-Committee | Have your say…… Last month we introduced the newly formed Installation sub-committee which will support the HETAS Technical Committee. To support this group we want you to have your say, starting with Approved Document J.  In support of the work within this group and to drive the focus of the work we Read More…

Working with Building Control

Working with Building Control (Appendix A) as part of Approved Document J A recent roundtable hosted by HETAS revealed a number of issues that are affecting both the biomass and wood-burning stoves markets. One of the key areas of discussion was the issues surrounding the ‘signing off’ or ‘notification’ of solid fuel & biomass installations and Read More…

Flue size update

In October 2010 our Technical and Training Manager Andy Mathews issued an update on flue sizes, the issues highlighted by Andy remain prominent and can be read below. Andy writes: Through the ongoing HETAS inspections process we are realising that there are a number of installations that are failing in respect of the flue installation. Read More…

Heat Producing Appliance Ventilation

Heat Producing Appliance Ventilation Rytons Building Products have released the following update on ventilation for heat producing appliances, the article can be found on the Rytons website by clicking here. In October 2010 the Building Regulations Part J changed – but some manufacturers still have not. The changes meant all ventilators for heat producing appliances Read More…