Multi FS - Jan_1997 (Revised Apr_2016).doc
www.yunca.co.nz Page 2 of 4
CEI LI NG PLAT E
2 5 m m m in . BET WEEN LI NER & ANY T I MBER
ENLARGEMENT OF CEI LI NG ASSEMBLY
3 0
0
3 0 0 m m Sq. T I MBER FRAME
TIMBER RAILS
SUPPORT ANGLES
LINER POSITIONED BY SPIDER
BRACKETS. TOP/BOTTOM
INSULATION BOUNDARY SHIELD
CUT CEI LI NG MAT ERI AL
BACK 2 5 m m CLEAR
OF BOUNDARY SHEI LD.
CEI LI NG
2 5
3 0
0
FIG A: TYPICAL FLUE INSTALLATION
FIG B
1200mm
Front
Guard
65mm
Gap
600mm ABOVE RIDGE LINE (MIN)
CONDITIONS FOR FLUES
1.
The FLUE shall extend to:
Not less than 600mm above the highest
point on the roof if within 3.0m of that point,
or
Not less than 1000mm above the
intersection point with the roof and not lower
than any point of the roof within 3.0m.
In any case the length of the flue shall not be
less than 4.6m from the ash floor protector.
In some situations the Local Council may
vary the above requirements.
2.
The flue system must be tested and comply
with AS/NZS2918:2001, Appendix F.
3.
The insulation boundary shield shall be
capable of preventing accidental migration of
loose-fill or any combustible material by any
action of wind or by persons moving in the
ceiling space.
