Building (Amendment) Regulations (Northern Ireland) 1998 No. 453

SCHEDULE 4 Part to be substituted for Part K (Ventilation) of the principal Regulations.

Part K Ventilation

K1 Application and interpretation

(1) Regulation K2 shall not apply to a building or a space within a building which is used solely for storage or which is otherwise not intended for use by people.

(2) Regulations K2 and K4 shall not apply to a garage used solely in connection with a single dwelling.

(3) In this Part—

• DOMESTIC BUILDING means a building or part of a building used for residential purposes such as a house, flat, maisonette, student accommodation or residential care premises but does not include an hotel, hostel or similar building where people reside only temporarily; and

• NON-DOMESTIC BUILDING means a building or part of a building which is not a domestic building.

K2 Means of ventilation

Adequate means of ventilation shall be provided for people in a building.

K3 Deemed-to-satisfy provisions for means of ventilation

The requirements of regulation K2 shall be deemed to be satisfied if the building is designed and ventilated in accordance with the relevant recommendations of the following documents, that is to say, in the case of—

(a) a domestic building—

(i) DOE (NI) Technical Booklet K: 1998: Sections 1 and 2;

(ii) BS 5925: 1991;

(iii) BS 5720: 1979; or

(iv) BRE Digest 398; and

(b) a non-domestic building—

(i) DOE (NI) Technical Booklet K: 1998: Sections 1 and 3;

(ii) BS 5925: 1991; or

(iii) CIBSE Guide A: Section A4: 1988 and CIBSE Guide B: Section B2: 1988.

K4 Ventilation of car parks

Adequate means of ventilation shall be provided for every space in a car park.

K5 Deemed-to-satisfy provisions for ventilation of car parks

The requirements of regulation K4 shall be deemed to be satisfied if the car park is designed and ventilated in accordance with DOE (NI) Technical Booklet K: 1998: Sections 1 and 4.