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Are there means of assessing the performance of alternative cooling techniques?

In line with the principle of equivalence, each Member State implements various EN standards into its regulations to assist in the evaluation of the performance of alternative cooling techniques. Examples of such standards are: ·        ...

How is it possible to combine good indoor climate conditions during summer with a decrease in energy consumption?

As has already been done for centuries before us, good indoor climate conditions during summer can be achieved through efficient use of the physical and natural conditions and sources around the building such as its position and...

Are national annexes always required to apply EN ISO 13790?

Choices have to be made at the national level. In several countries this is or will be done, at least for the time being, in a practical way, by copying the relevant parts of EN ISO 13790 as national standard, adding further specifications...

How can the CEN-standards make reference to the set of European standards to support the EPBD?

If an ISO (International Organization for Standardization) standard is also an EN ISO standard, then it is a European standard just like any other EN (European) standard. As illustrated in several CENSE Information Papers, e.g. P92 or P94...

Can the calculation method for the overall transmission and ventilation heat loss coefficients be used for existing buildings?

Yes, but some of the required input data may not be available at reasonable costs. For those cases default values may be provided at national level, e.g. as function of type and age of construction. Question submitted by: Dick van Dijk (...

why was the term “heat transfer” introduced instead of “heat loss” in the CEN standards to support the EPBD?

Heat is lost from a building or building part by transmission or ventilation, as a result of a positive temperature difference between the indoor and outdoor (or other) environment. However, if the indoor temperature of the considered...

EN ISO 13790 and EN 15603 offer different (holistic or simplified) should be used, and when?

National documents define under which conditions the two methods are to be applied. The choice of method depends on several aspects. First the purpose of the assessment should be considered, as it influences the level of detail required....

What are the surfaces taken into account for evaluating the q50 when measuring apartments separately?

This is defined in EN 13829, § 6.1.2. All exterior surfaces, plus floors, ceiling and walls to neighbouring apartments are taken into account. However, other assumptions are used in some countries to extract indicators that better fit the...

Which properties in England and Wales do not require a HIP or Domestic Energy Assessment?

A HIP (Home Information Pack) will be required whenever a house in England & Wales is put on the market. From 1st August 2007 a HIP is required for marketed homes with 4 bedrooms or more, and from 10th September 2007 this will be...

When will the new regulation be in force?

The new regulation incorporated into the Building Code will be in force from the 1st of January 2009. This means that from this date all buildings, excluding buildings defined in Art. 5 p.7 (such as monumental buildings, temporary used...

Who will be able to issue certificates?

According to Art.5 p. 8, the energy expert should have a higher education with MSc title and, in addition: • have a building license for design or; • finished specialist training and pass exam or; • finished postgraduate studies in the...

Does the new regulation mean that each and every building’s or apartment’s owner...

According to Art.5 p.3 of the updated Building Code, each owner of a building or apartment which is rented or sold, as well as a developer of a new building, should posses and be able to present to the future user/buyer a valid energy...

How will the Energy Performance of Buildings Directive be introduced into Polish law?

The Ministry of Construction, responsible in Poland for EPBD implementation, decided that all requirements related to the Directive will be introduce into the Building Code. On the 19th September 07, the Parliament accepted the necessary...

Which institutions in the Netherlands provide training courses in order to become a qualified inspector?

ISSO has Training schemes for Qualified BRL9500 Nl-EPBD Energy certificates You can find further information on www.isso.nl Author: Jaap HOGELIN (ISSO -Dutch Building Services Research Institute)Date:   29/11/07

What kind of energy is assessed in the building?

According to the implementing regulation Energy Performance of Building (148/2007 Coll.) the asset rating obtained by calculation for standardised conditions is used. Rated energy is delivered energy supplied to the building. The...

When will the new regulation be in force?

New §6a incorporated to the amendment of Energy Management Act (406/2000 Coll.) will be in force in the Czech Republic from 1.01.2009. It means that after this date all new or renovated buildings (excluding buildings defined in §6a article...

Who is able to issue building certificates?

Expert for building certification is accredited by the Ministry of Industry and Trade. According to the §6a article (7) of the Energy Management Act (406/2000 Coll.) certificates may only be produced by a person who: 1. has a registration...

When do I need to have a building certificate?

According to the §6a article (2) of the Energy Management Act (406/2000 Coll.) each builder, building owner or association of owners of the apartments are obliged to certify by building certificate that a a) new constructed building or b)...

What is energy performance of building?

Energy performance of building is the amount of energy actually consumed or estimated to meet the different needs associated with a standardised use of the building, which may include, inter alia, heating, hot water heating, cooling,...

Where can I find information about the implementation of the European Energy Performance Directive into Czech law?

On 29th March 2006, the Parliament of the Czech Republic has adopted the amendment of Act on Energy Management (www.mpo.cz – just Czech version of the Act) transposing the EPBD into the Czech law by its Articles §6 (boiler & AIC...