Rainwater
90Pages

Uniclass CI/SfB Water management PRODUCT AND INSTALLATION MANUAL

Gutter Profiles and Downpipes 6-7 PVC-U Rainwater Systems 8-52 Determining Gutter Flow 53-55 Connections to Other Gutter Types 57 Pipe Support 58 Typical Connections of Gutter 59 Outlets to Osma Pipe Typical Connections of Gutter 60 Outlets Typical Connections of Gutter 61 Outlets Connections to Cast Iron Pipe 62 Connections to Below Ground 62 Transport, Handling and Storage 65 Handling, Storage and Safety 65 Gutter Connection to Other Materials 67 Gutter Support 67 Gutter Support - Installation 68 Downpipe Cutting and Jointing 70 Pipe Support and Offsets...

Osma Rainwater Systems Gutter Profiles PVC-U Rainwater System The Osma range offers a choice of six rainwater gutter profiles to meet the varying aesthetic, performance and installation requirements for all types of building, from single dwelling to large residential, commercial or industrial premises. In addition, Osma Domed Roof Outlets provide efficient and reliable drainage for flat roofs. These pages provide an overview of the Osma range to help specifiers select the most appropriate system for a specific project. For flow capacities, see page 5. Specialist Design Features Osma...

Industrial & Commercial 9 Recommended O Also suitable (All dimensions in millimetres). * Maximum roof area when using one downpipe + via adaptor Eaves, gutters & fittings - PVC-U. Gutter brackets. Classification, rainwater piping systems for above Definitions, requirements and testing. requirements & testing. ground external use - PVC-U. Approved Systems: RoundLine, Approved Systems: Approved Systems: Round pipes DeepLine, SuperLine, RoofLine, RoundLine, DeepLine, SuperLine. 68, 82 and 110mm. Square pipe SquareLine and StormLine. RoofLine, SquareLine and StormLine....

Selection Guidance Domed Roof Outlets 82mm and 110mm Domed Roof Outlets G For flat roofs. G May be installed in mastic asphalt or built-up roofing. G For roof areas up to a maximum - 143m2 for 82mm outlet. - 209m2 for 110mm outlet, with one downpipe. G Connects to 82mm and 110mm circular downpipe. Required Capacity This is determined by: G> Type of building G> Roof area to be drained G> Anticipated rainfall level NOTE: Building Regulations require allowance for a 1 in 30-year storm. Steps to Selection System selection is decided by: G> System capacity: its ability to handle the required...

System Capacity This is dependent on: © Gutter capacity (flow in litres per second) according to size and profile shape, but also influenced by: © How the gutter is laid - with a gradient (FALL), or LEVEL © Number of outlets © Location of outlets - at the END, or in the CENTRE, of the gutter run System capacity will be less: © If the gutter is laid level, rather than with a fall © If the gutter includes an angle, rather than a straight run © If the gutter outlet is at the end of the run rather than mid-run For a quick-reference comparison of system capacity for each Osma system, see page...

Gutter Profiles and Downpipes Key* Gutter Connectors a Connector to 4" or 4%" cast-iron half-round gutter b Connector to 4%" cast-iron ogee gutter - L/H and R/H versions c Connector to 4%" RoundLine Gutter Pipe Connectors and Adaptors d Pipe Connector e Connector to 2%" cast-iron rainwater pipe f Connector to 82mm PVC-U Drain Socket g Rainwater Adaptor - 68mm pipe to 110mm PVC-U drain h Universal Drain Adaptor i Pipe Connector and Bracket j Pipe Connector and Bracket - Stand Off k Drain Adaptor - Square-to-Round l Outlet Adaptor - Square-to-Round Reducer r S/S Reducer Key to Symbols ■...

Long Tail Offset Access Pipe

PVC-U Rainwater Systems RoundLine Gutter Material: PVC-U Gutter Union and Brackets Gutter Jointing Bracket • Used to join running lengths of gutter and fixing to fascia Material: PVC-U, with EPDM seals Gutter Union • Use with Gutter Support Brackets 0T019, Top/Side Rafter Brackets or Rise-and-Fall Brackets Material: PVC-U, with EPDM seals Nominal Part Colour Dimensions (mm) Gutter Support Bracket For support centres, see page 56 Material: PVC-U

Gutter Bracket Spacer - 21mm Projection • Use with Support Brackets 0T019 to provide additional 21mm clearance * • Up to two bracket spacers can be stacked " Material: PVC-U Angled Bracket Spacer • 22.5° angle • Use with Support Bracket 0T019 when fascia board or rafter/truss ends are angled Material: PVC-U Nominal Part Colour Dimensions (mm) Size (mm) Number Option A B Outlets and Stopends Running Outlet - straight • For gutter capacity, see pages 5 and 53-55 • Outlet for 68mm pipe Material: PVC-U, with EPDM seals Nominal Part Colour Size (mm) Number Option...

PVC-U Rainwater Systems Stopend Outlet • For gutter capacity, see pages 5 and 53-55 • Outlet for 68mm pipe Material: PVC-U, with EPDM seal Internal Stopend Material: PVC-U External Stopend Material: PVC-U, with EPDM seal Colour Option ••E* Gutter Angles 90° Angle Material: PVC-U, with EPDM seals Colour Option ••E* 60° Angle Material: PVC-U, with EPDM seals Nominal Part Colour Size (mm) Number Option 112 0T016 a •

Material: PVC-U, with EPDM seals 24°- 130° Multi-Angle Material: PVC-U, with EPDM seals Nominal Part Colour Fabricated Angles • Angles fabricated to order • For details, contact Technical Design Department Material: PVC-U, with EPDM seals Nominal Part Colour Leaf Guard Leaf Guard • Plastic mesh designed to fit into 112mm gutter to prevent blocking by leaves and debris • Pack contains 10 x 500mm lengths Material: Recycled plastic Nominal Part Colour Dimensions (mm) Connectors to Metal and PVC-U Gutters Connector to 4" or 4.5" Cast-Iron Half-Round Gutter • Use with...

PVC-U Rainwater Systems Connector to 4.5" Cast-Iron Ogee Gutter • Use with waterproof mastic Material: PVC-U, with EPDM seal Colour Option Rise and Fall Brackets and Spikes Bow and Pin for Rise and Fall Brackets • Use with Spikes 0T985/986 or 0T988/989 • Diameter of rod: 8mm Material: Pin - Stainless steel; Bracket - PVC-U Nominal Part Colour Dimensions (mm) Build-in Spikes Material: Galvanised mild steel Nominal Part Drive-in Spikes Material: Galvanised mild steel Nominal Part Rafter Brackets Top Rafter Bracket • Angle of bracket: 30° Material: PVC-coated steel Nominal...