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UK
IRL
Appendix A: Example calculation
Calculation 1:
Calculating horizontal extension fig. 2a:
Flue length C + E = 1m + 1m
2 m
Elbows
D
=
2m
2
m
Total horizontal extension
4 m
Measure or calculate effective height (Hvert)
Flue length A
1 m
Roof
mounted
terminal
1
m
Total effective height
2 m
Always check if the calculated situation is allowed
(see appendix B: Flue restrictor)
Calculation 2:
Calculation horizontal extension fig. 2b:
Flue length J + L = 0,5 + 0,5
1 m
Elbows K + M = 2m + 2m
4 m
Terminal
1 m
Total horizontal extension
6 m
Calculation effective height (Hvert)
Flue
length
H
1
m
Always check if the calculated situation is allowed
(see appendix B: Flue restrictor)
Summary of Contents for Duet
Page 1: ...DUET Installation Guide IRL UK 40010731 0842 ...
Page 2: ...1 UK IRL General 1 1 1 2 1 3 1 4 1 5 30cm A ...
Page 3: ... 2 UK IRL Duet 2 1 2 2 2 3 2 4 2 5 ...
Page 4: ...3 UK IRL 3 1 3 2 3 3 3 4 3 5 ...
Page 5: ... 4 UK IRL 3 6 3 7 3 8 3 9 4 0 4 1 ...
Page 6: ...5 UK IRL 4 2 4 3 5 1 A ...
Page 24: ...23 UK IRL Appendix E Dimensions Duet R ...
Page 25: ... 24 UK IRL Appendix F Dimension Duet L ...
Page 26: ...25 UK IRL Appendix G Dimensions Duet R with floorplate ...
Page 27: ... 26 UK IRL Appendix H Dimensions Duet L with floorplate ...
Page 28: ...27 UK IRL Appendix J Dimensions Convection grid ...
Page 29: ... 28 UK IRL Appendix K Dimensions Service hatch ...
Page 30: ...29 UK IRL ...
Page 31: ... 30 UK IRL ...