SCOTTISH EXECUTIVE

INTRODUCTION

REGULATION 22

Conservation of fuel and power

THE STANDARDS

J1

Application of Part J

Application and rules for the use of Part J

J2

Buildings in purpose group 1

Standards for buildings in purpose group 1
Elemental standards
Target U-value standards
Energy rating standard

J3

Buildings in purpose groups 2 to 7

Standards for buildings in purpose groups 2 to 7
Elemental standards
Calculation standards
Energy use standards

J4

Limiting infiltration

Limiting infiltration

J5

Conservation of fuel and power: the building services, heating and hot water

Central heating controls
Controls for hot water storage vessels
Insulation of hot water storage vessels
Insulation of pipes and ducts

J6

Conservation of fuel and power: the building services, artificial lighting

Artificial lighting
Switching for artificial lighting

(J1.3)

Application of Part J

(J3.4)

Energy use method

(J4.1)

Limiting infiltration

(J5.1)

Central heating controls

(J5.2)

Controls for hot water storage vessels

(J5.3)

Insulation of hot water storage vessels

(J5.4)

Insulation of pipes and ducts

(J6.1)

Artificial lighting

(J6.2)

Switching for artificial lighting

PART J APPENDICES

A.

The proportional area method for calculating U-values

B.

Thermal bridging at the edges of openings

C.

The SAP energy rating method for dwellings

D.

Elemental standards for dwellings

E.

Tables of U-values

F.

Calculation of U-values of ground floors

G.

Target U-value standards

H.

Example calculations for buildings other than dwellings

J.

Example lighting calculations