OIB Guideline 6 – Guideline / 2011 Archive - Österreichisches Institut für Bautechnik

OIB Guideline 6 – Guideline / 2011 Archive - Österreichisches Institut für Bautechnik | OIB

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Point: 2.1 Which test values for calculating the ventilation conductance can be used for compact ventilation units that have not yet been tested in accordance with ÖNORM EN 13141-7?

Test values from PHI tests that have been reduced by [...]

By Roman Degold|2025-04-29T10:06:27+02:0029. April 2025|OIB Guideline 6 – Guideline / 2011|0 Comments

Point: 4.4.1 Does the wording “It should also be noted that a net photovoltaic yield NPVE can be calculated in accordance with EN 15316-4-6, subject to the condition that the total electricity demand per month of the building may not be exceeded by the NPVE invoiced and added to the balance (i.e. grid feed-in may not be used to reduce the final energy demand)” mean that, in the case of a residential building, the NPVE to be determined on a monthly basis may not exceed the value of the monthly household electricity consumption?

The passage "Grid feed-ins may not be used to reduce [...]

By Roman Degold|2025-04-29T10:06:04+02:0029. April 2025|OIB Guideline 6 – Guideline / 2011|0 Comments

Point: 4.4.4 Question 1 Is it not correct to use HWB*Rk instead of HWBRK in the denominator of the formula for the temperature factor tf?

Yes, compare HWB26 6 lines below, (division by 3)

By Roman Degold|2025-04-29T09:56:40+02:0029. April 2025|OIB Guideline 6 – Guideline / 2011|0 Comments

Point: 4.4.4 Question 2 Which fKT value is to be used for buildings with passive cooling?

Buildings with passive cooling are not buildings without existing cooling [...]

By Roman Degold|2025-04-29T09:56:14+02:0029. April 2025|OIB Guideline 6 – Guideline / 2011|0 Comments

Point: 4.4.6 What energy consumption figure should be used to calculate the reference heating energy requirement for existing buildings in the case of direct electric heating?

In the calculation, the energy consumption figure 1.005 is to [...]

By Roman Degold|2025-04-29T09:55:44+02:0029. April 2025|OIB Guideline 6 – Guideline / 2011|0 Comments

Item: 5.3.1 In point 5.3.1 of the 2011 edition of the guide, the default value for the roof area of single-family homes and multi-family homes from 1900 is 0.6 W/m²K, while this value is 0.9 W/m²K in the 2007 edition of the guide. Which value is the correct one?

The correct value is 0.9 W/m²K.

By Roman Degold|2025-04-29T09:55:22+02:0029. April 2025|OIB Guideline 6 – Guideline / 2011|0 Comments

Point: 6.1 Question 1 How is “the following measures must be specified in the recommendation” in section 6.1 of the OIB guidelines to be understood?

The quote is to be understood as meaning that at [...]

By Roman Degold|2025-04-29T09:54:57+02:0029. April 2025|OIB Guideline 6 – Guideline / 2011|0 Comments

Point: 6.1 Question 2 Which energy indicators do the two measures a, b refer to?

At least the HWB and one other energy performance indicator [...]

By Roman Degold|2025-04-29T09:54:03+02:0029. April 2025|OIB Guideline 6 – Guideline / 2011|0 Comments

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