Wet & Dry Riser Supply, Installation & Maintenance ...

1 1 Wet & Dry Riser supply , Installation & Maintenance covering the whole of Mainland Britain We are the largest independent Wet & Dry Risers installer in the UK. We work all projects both large and small from a small care home in Dundee to a 50 story apartment block in Central London. Call us for a free no obligation quotation or just advice from one of our technical advisors. 0800 917 3065 Registered Office: Unit 1, Bridge Trading Estate, Bolton Road, Bury, BL8 2AQ Registered in England 06834899 2 3 DRY Riser STANDARD COMPONENTS All Dry Riser Pipe-work used on this project is 100mm Galvanised Steel BSEN1387 / EN10255 All Fittings are Victaulic Gruvlok An inlet breeching at ground level provides the connection to the water supply .

2 The system is normally dry and is charged by the fire brigade in an emergency. Breeching inlets used have 2 inlet connections complete with male instantaneous inlets to BS336 fitted with non-return valves, 1 drain valve and caps and chains. A 100mm (4 ) rising main uses a 2-way inlet breeching in a vertical or horizontal position. 2-Way Inlet Breeching Valve Standard Vertical Inlet Cabinets Description Details Material Specifications Item Material Cabinet & Door 16 swg Zintec Steel Colour Red RAL 3002 or Stainless Steel Finish. Other RAL colours available on request Architrave 30 mm wide all round Glass 6 mm Georgian wired Lock Yale type slam lock (keyed alike) Hinge Stainless steel piano hinge Inlet breeching valves are normally housed in inlet cabinets recessed into the external wall of a building.

3 The 2-way inlet breeching valves are housed in either vertical or horizontal positions, 4-way inlet breeching valves are housed in square inlet breeching cabinets. All cabinets are manufactured in to comply with BS 5041: Part 5. Recommended mounting dimension between 400mm & 600mm from FFL. Conforms to BS 5041 : Part 5 Cabinet Dimensions Type Wide mm High mm Depth mm Diameter Hole (for Valve Entry) mm 2 - Way Vertical Inlet 395 595 295 230 Outlet Flanged 100mm BS4504 PN16 4 Dry Riser gate/landing valves act as outlets from the Riser main. These valves are situated on each floor of the high rise building and are normally housed in outlet cabinets or outlet architrave and door which are manufactured to BS5041 part 4. Dry Riser gate valves are either flanged PN16, female or male screwed, outlets to BS336, complete with blank cap and chain, complying with BS5041 part 2.

4 To the top of Riser should be fitted with an air release valve which releases all air from the Riser , as water is pumped in, but closes automatically under pressure of water. A 1 drain valve can be used at the bottom of the Riser if the pipe work goes below the inlet breeching valve, so the system can be completely drained. Dry Riser Gate/Landing Valves Screwed Valve BSPT male or Female Air Release Valve Automatic Air Release Valve Manufactured from solid brass Maximum test pressure 20 Bar Maximum working pressure 12 Bar Flanged Valve 65mm PN16 5 Dry Riser Outlet Cabinet or Architrave & Door 1 2 Description Details Material Specifications Item Material Cabinet & Architrave 16 swg Zintec Steel Colour Red RAL 3002 or Stainless Steel Finish.

5 Other RAL colours available on request Architrave 30 mm wide all round Glass 6 mm Georgian wired Lock Yale type slam lock Hinge Stainless steel piano hinge Landing valves are normally housed in outlet cabinets or architrave and doors, which are either recessed or surface mounted onto the wall of a building. All cabinets are manufactured in to comply with BS 5041: Part 5. Recommended mounting dimension between 400mm & 600mm from FFL. Conforms to BS 5041 : Part 4 Cabinet Dimensions Type A mm B mm C mm Diameter Hole (for Valve Entry) mm 1 - Recessed Outlet Cabinet 460 630 275 210 2 - Recessed Architrave & Door Outlet 460 630 80 - 6 Annual Maintenance DetailsWe offer a 5 year warranty on all parts from the month of Commissioning (see Commissioning / Hydraulic Test Certificate).

6 With regard to Maintenance , as per BS9990 the System should have a Hydraulic Pressure / Wet Test carried out annually along with a yearly service. The Annual Test briefly comprises of servicing of all moving/working parts inlet and outlet valves along with the air release valve (a pressure test is then completed). Other areas will have a Visual/Integrity check. Annual Pressure Test /servicing costs are available by our dedicated Service / Planned Maintenance Division (Costs available subject to application). Cleaning recommendations should cleaning ever be required, it is recommended that only water be used. e 7 Dry Rising Mains - Diagram Dry rising mains are intended for use by the fire brigade or other trained personnel. They are vertical mains fitted into staircase enclosures or other suitable positions, with outlet valves on each floor and inlets fitted at ground level to enable the fire brigade to connect to the water supply .

7 Dry Risers are installed into buildings above 18 metres. Wet Risers are installed into buildings above 50 metres 8 Recent Projects Loampit Vale, Lewisham 10 Dry Risers & 1 Wet Riser c/w Tank & Pumps, supplied installed & commissioned McCarthy & Stone, East Kilbride. One of many dry Riser Installation carried out as part of out nationwide agreement with Britains largest Retirement Home Provider BBC News Studio, Olympic Park. 2 Bespoke Dry Riser Systems installed on one of numerous Installation across the Olympic Village Olympic Stadium. We installed numerous Fire Hydrant systems and tested and commissioned all the Dry Risers systems on the Stadium 9 Head Office & Accounts Satellite Offices Office Operations Facsimile Email Website Unit 1, Bridge Trading Estate Bolton Road Bury BL8 2AQ East Kilbride Watford All enquiries to be sent via HQ 0800 917 3065 0161 764 0002 0161 763 7419