TGD J 2014 – 3.10.2 – Hearths
3.10.2 In the case of a back boiler, the hearth should be constructed: (a) of solid, non-combustible material at least: (i) 125 mm thick, or (ii) 25 mm thick placed on noncombustible supports at least 25 mm high, and (b) to the size given in Diagram 18. C:BCARTGDtgd jTGD%20J%202014TGD%20J%202014%20-%20SECTION%203%20Diagram%2018.pdf
TGD L 2011 – 2.2.2.1 – BUILDING SERVICES Heating appliance efficiency
2.2.2.1 The appliance or appliances provided to service space heating and hot water systems should be as efficient in use as reasonably practicable. Guidance on appropriate efficiency for various systems and fuels is contained in Heating and Domestic Hot Water Systems for Dwellings Achieving compliance with Part L 2011 (to be published). For fully […]
TGD L 2011 – 0.1.3.1 – Existing dwellings
0.1.3.1 This amendment applies to all works to existing dwellings that are covered by the requirements of the Building Regulations, including extensions, material alterations, material changes of use and window and door replacement. In carrying out this work, the aim should be to limit energy requirements for the operation of the dwelling and associated CO2 […]
TGD J 2014 – 3.6.3.1 – Concealed flues
3.6.3.1 Where a metal or plastic chimney system is routed within a void and consists of more than 2 joints, appropriate means of access at strategic locations should be provided to allow a visual inspection to ensure the following: – the flue is continuous throughout its length, – all joints appear correctly assembled and appropriately […]
TGD L 2011 – 1.4.2.1 – Heating appliance efficiency
1.4.2.1 The appliance or appliances provided to service space heating and hot water systems should be as efficient in use as reasonably practicable. For fully pumped hot water-based central heating systems utilising oil or gas, the boiler seasonal efficiency should be not less than 90% as specified in the DEAP manual and the associated Homeheating […]
TGD J 2014 – 4.3.4 – Location of flue outlets:
4.3.4 The flue terminals positioned in accordance with the safety distances set out above may not be ideal for condensing boilers which emit plumes of wet flue products. It is necessary to site a condensing boiler flue terminal such that the plume of wet flue products does not impinge on or significantly affect the use […]
TGD L 2011 – 0.1.2.1 – New dwellings
0.1.2 New dwellings 0.1.2.1 For new dwellings, the key issues to be addressed in order to ensure compliance are: – Whole dwelling performance (a) Primary energy consumption and related CO2 emissions: providing that the calculated primary energy consumption associated with the operation of the dwelling and the related CO2 emissions when calculated using the Dwelling […]
TGD L 2011 – 2.2.3.1 – BUILDING SERVICES Space heating and hot water supply system controls
2.2.3.1 Space and water heating systems should be effectively controlled so as to ensure the efficient use of energy by limiting the provision of heat energy use to that required to satisfy user requirements, insofar as reasonably practicable. The aim should be to provide the following minimum level of control: – – automatic control of […]
TGD L 2011 – 1.4.3.1 – Space heating and hot water supply system controls
1.4.3.1 Space and water heating systems should be effectively controlled so as to ensure the efficient use of energy by limiting the provision of heat energy use to that required to satisfy user requirements, insofar as reasonably practicable. The aim should be to provide the following minimum level of control: – – automatic control of […]
TGD B 2006 – 1.4.7 – Final Exits
1.4.7 Final Exits Final exits need to be dimensioned and sited so that they facilitate the evacuation of persons out of the building, and away from the building. Accordingly, they should be not less in width than the escape route(s) they serve and also meet the following provisions in the paragraphs below.Final exits should be […]