1 - AS 2180-1986 METAL RAINWATER GOODS - SELECTION AND INSTALLATION
4 - PREFACE
5 - CONTENTS
6 - SECTION 1. SCOPE AND GENERAL REQUIREMENTS
6 - 1.1 SCOPE.
6 - 1.2 REFERENCED DOCUMENTS
6 - 1.3 GENERAL CONSIDERATIONS
6 - 1.4 TRANSPORT, HANDLING AND STORAGE
6 - 1.5 SIZING OF GUTTERS
6 - 1.6 THERMAL EXPANSION
6 - 1.6.1 General
6 - 1.6.2 Expansion joints
6 - 1.7 AVOIDANCE OF CONTACT BETWEEN IMCOMPATIBLE MATERIALS
7 - 1.8 DRAINAGE.
8 - 1.9 CREVICE CORROSION.
8 - 1.10 DEBRIS.
8 - 1.11 REMOVAL OF DEBRIS AFTER INSTALLATION
9 - SECTION 2. INSTALLATION
9 - 2.1 EAVES AND INTERNAL BOX GUTTERS
9 - 2.1.1 Gutter falls
9 - 2.1.2 High-fronted eaves gutters
9 - 2.1.3 Eavesgutterbrackets
9 - 2.1.3.1 General
9 - 2.1.3.2 Position and spacing
9 - 2.1.4 Internal box gutters
9 - 2.2 VALLEY GUTTERS
9 - 2.4 DOWNPIPES
9 - 2.4.1 Downpipe sizing
9 - 2.4.2 Backoutlets.
9 - 2.4.3 Downpipe straps.
10 - 2.4.4 Spacing and position.
11 - SECTION 3. JOINTING METHODS
11 - 3.1 SOLDERED JOINTS
11 - 3.1.1 General
11 - 3.1.2 Preparation of joint surfaces
11 - 3.1.3 Fluxes and fluxing
11 - 3.1.4 Soft sodering
11 - 3.1.5 Application of heat
11 - 3.1.6 Cleaning of joints after soldering
11 - 3.1.7 Brazing
11 - 3.2 JOINTING BY OTHER METHODS
11 - 3.2.1 Zinc-coated steel and zinc
11 - 3.2.1.1 Sealants
11 - 3.2.1.2 Fastening
11 - 3.2.2 Aluminium/zinc-coated steel
11 - 3.2.2.1 Sealants
11 - 3.2.2.2 Fastening
11 - 3.2.3 Stainless steel
11 - 3.2.3.1 Fastening
11 - 3.2.3.2 Welding joints
11 - 3.2.3.3 Adhesive-bonded joints
11 - 3.2.4 Aluminium
11 - 3.2.4.1 Fasteners
12 - 3.2.4.2 Welded joints
12 - 3.2.4.3 Brazed joints
12 - 3.2.4.4 Adhesive-bonded joints
12 - 3.2.5 Sealants
13 - SECTION 4. DESIGN FACTORS FOR INTERNAL BOX GUTTERS
13 - 4.1 ALUMINIUM
13 - 4.1.1 General
13 - 4.1.2 Jointing
13 - 4.1.2.1 Welded joints
13 - 4.1.2.2 Mechanical joints
13 - 4.1.2.3 Soldered and brazed joints
13 - 4.2 ALUMINIUM/ZINC-COATED STEEL
13 - 4.2.1 General
13 - 4.2.2 Jointing
13 - 4.2.3 Sealing
13 - 4.3 COPPER
13 - 4.3.1 General
13 - 4.3.2 Soldered and brazed joints
13 - 4.4 ZINC-COATED STEEL.
14 - 4.5 STAINLESS STEEL
14 - 4.5.1 General
14 - 4.5.2 Jointing
14 - 4.6 ZINC
14 - 4.6.1 General
14 - 4.6.2 Jointing
16 - SECTION 5. METHOD FOR THE SIZING OF GUTTERS AND DOWN PIPES
16 - 5.1 GENERAL.
16 - 5.2 METHOD FOR SIZING EAVES GUTTERS AND DOWNPIPES
16 - 5.2.1 Procedure
16 - 5.2.2 Example of calculation of eaves gutter sizes
19 - 5.3 METHOD FOR SIZING INTERNAL BOX GUTTERS
19 - 5.3.1 Procedure
20 - 5.3.2 Example calculation of internal box gutter (no rainhead or sump)
20 - 5.3.3 Example calculation of internal box gutter (rainhead or sump required)
20 - 5.4 SELECTION OF VALLEY GUTTER SIZES