FAQ > Design & Installation of 'High Front' Eaves gutter system (9 entries)
Compliance with the building code of Australia 2009 for 'High Front' eaves gutter system
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Yes, high front gutter products comply with the provisions of the BCA 2009 and are required to be installed as part of the roof drainage system designed in accordance with Australian ...
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The only change in the BCA 2009 applicable to high front eaves gutters is the removal of the reference 'slotted' gutters in relation to overflow measures. (the exclusive reference to slots ...
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Yes, 'slots' in high front gutters are one of the options available to provide overflow measures as required by the standard.
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The standard AS/NZS3500.3.2003 requires roof drainage system designs to include selecting overflow measures. The installer/roof plumber should select overflow measures as per figure 3.4 (page 27) of the standard. The overflow ...
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'Slots' may be adequate in many applications; in some applications combination of overflow methods may be required for the roof drainage system to be compliant with the BCA. A ...
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Suggested overflow measures include: Inverted down-pipe nozzle at high points in the gutter, but set at a level below the fascia top. ...
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SSA HB 39 provides guidance on the design of overflow measures. As a design principle, the overflow measures should not be less than the capacity of the downpipes.
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No, overflow measures can be specifically located overflows or continuous overflows. AS/NZS3500.3.2003 appendix G provides some informative (non-mandatory) suggested examples of overflow measures.
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Building Designers should take into consideration the roof drainage requirements of AS?NZS 3500.3.2003 during the design process, including the correct number of downpipes and adequate storm-water drainage provision for the residence. ...