docherty Excelsior Manual page 10

Installation Installation
10
10
External Application External Application
Excelsior Excelsior
Top Stub or Rain Cap
Where a drain can be incorporated in the tee at the
base of the chimney then a top stub should be used.
Note: Rain water ingress can be reduced by use of
a terminal where a drain cannot be included
Structural Locking Band
When fitted increases unsupported length to
3.0 metres
Standard Unsupported Length
Maximum 1.5 metres
The use of a secured guy wire bracket can increase
unsupported length by 1.0 metre
Wall Band
Maximum distance between wall brackets
2.0 metres
Structural Locking Band
30° Elbows
It is not a requirement, but ideally 30
be used to form the offset as this reduces risk of
blockage and corrosion of the inner skin
Wall Band
Maximum distance between wall brackets
2.0 metres
Locking Band
Length
135° Tee
External Trim Plate
Internal Trim Plate
Drain Plug
Adjustable Wall Sleeve
Base Support
Supports up to 10 metres of chimney
Adaptor to Excelsior
45° Vitreous Elbow with Door
Vitreous Enamel Connecting Flue
Minimum height of 600mm before an offset
°
°elbows should