Arrow Valves Ltd – The Water Regulations Solution Specialist July 2005 Arrow Valves Ltd – The Water Regulations Solution Specialist HOSE UNION TAPS www.arrowvalves.co.uk copyright 2005-2013

Hose Union Tap Applications July 2005 Car Parks Private Residential and Public Gardens Washdown Garages and Vehicle Washing Commercial and Industrial Yards Building Sites Retail Parks Golf Courses and Bowling Greens Caravan Sites Garden Centres Marinas Dairies and Food Preparation www.arrowvalves.co.uk copyright 2005-2012

Hose Union Taps – Backflow Prevention July 2005 Applications can be categorised depending on the type of premises or the use, as either: House - (domestic) The Regulations do not define “Domestic”. Generally domestic means used in a house. The term house includes flat and bungalow. “House Garden” includes recreational area. Non-house - (commercial) The Regulations do not define “Commercial”. Generally commercial means not used in a house environment. Non-house situations include offices, factories and schools Agricultural and horticultural applications are considered non-house. www.arrowvalves.co.uk copyright 2005-2012

House Gardens & Similar Applications Double Check Valve (model ED132) July 2005 G15.20 Taps to which hoses are, or may be, connected and located in house garden locations are to be protected against backflow by means of a double check valve. The double check valve should be located inside a building and protected from freezing. Double Check Valve (model ED132) www.arrowvalves.co.uk copyright 2005-2012

Hose Union Taps and Backflow July 2005 G15.18 Any taps and fittings used for supplying water for non domestic applications such as commercial, horticultural, agricultural or industrial purposes should be provided with: Backflow protection devices appropriate to downstream fluid category; and, Where appropriate, a zone protection system. Proposed installations require the water company to “risk-assess” Courtesy of WRAS www.arrowvalves.co.uk copyright 2005-2012

‘I’ve had my installation risk assessed, now what?’ July 2005 Fluid Category 5 To be supplied via AB air gap e.g. Break Tank & Booster Set model BTAB Reduced Pressure Zone (RPZ) Valve (BA device), or DB Pipe Interrupter e.g. Standpipe model SPBA Fluid Category 4 Fluid Category 3 Double Check Valve (ED) e.g. Standpipe model SPED www.arrowvalves.co.uk copyright 2005-2012

What Hose Union Tap should I use? July 2005 “Conceal-A-Tap” Model HUC YES Does it need to be inconspicuous? minimising the possibility of vandalism and injury Is there a building to fix to? See later slide! NO YES NO Tap Box / “Tap Guard” Model HUTB/S/T/G www.arrowvalves.co.uk copyright 2005-2012

What is a “Conceal-A-Tap” Wall Recessed, Vandal-Proof, Frost-Proof July 2005 Key Points: Recessed into thermal envelope of the building and therefore offering: Frost protection Minimal exposed parts reducing:- Risk of injury Vandalism Closed Open When used with the “Conceal-A-Tap” installation kit provides Fluid Category 3 protection (includes Double Check Valve) Ideal for schools and public buildings www.arrowvalves.co.uk copyright 2005-2012

What is a “Conceal-A-Tap”? Wall Recessed, Vandal-Proof, Frost-Proof July 2005 Model HUC www.arrowvalves.co.uk copyright 2005-2012

Wall Mounted, Lockable, Frost Resistant What is a Tap Box? Wall Mounted, Lockable, Frost Resistant July 2005 HUTB is rear entry, with copper tube passing through the wall, providing additional frost protection HUTBS is surface entry enabling “daisy-chaining” HUTBT is top entry with supply pipe surface run above Tap Box The tap box is tamperproof by means of a hinged lid, which can be padlocked shut. Foam insulation around the valve provides an element of frost resistance. www.arrowvalves.co.uk copyright 2005-2012

Guarded Hose Tap with Pipe Cover What is a “Tap Guard”? Guarded Hose Tap with Pipe Cover July 2005 “Tap Guard” (model HUTG) (shown with optional hose guard) Polished stainless housing. Incorporates Servicing and Double Check Valves Supplied with Servicing Valve, Double Check Valve, insulation, hose connector plug and ten stainless steel screws. The tap box is tamperproof by means of a hinged lid, which can be padlocked shut. www.arrowvalves.co.uk copyright 2005-2012

What if I don’t have a building to fix to? July 2005 Below Ground Tap Model HUBG YES Does it need to be inconspicuous? minimising the possibility of vandalism and injury Is there a building to fix to? NO Fluid Cat 3 Standpipe Model SPTB Fluid Cat 3 Standpipe Model SPWP Fluid Cat 3 Standpipe Model SPWPSC NO Fluid Cat 3 Standpipe Model SPTG Fluid Cat 3 Standpipe Model SPED Fluid Cat 4 Standpipe Model SPBA www.arrowvalves.co.uk copyright 2005-2012

What is a Below Ground Tap? Inconspicuous, Frost Resistant July 2005 Use where standpipe unsuitable. To be supplied via AB air gap e.g. Break Tank & Booster Set model BTAB www.arrowvalves.co.uk copyright 2005-2012

Which Standpipe? Model SPED July 2005 Model SPED Double Check Valve provides Fluid Category 3 protection Casing provides a degree of frost resistance Padlock required to hold cover shut, making the Standpipe tamperproof Model SPTG Double Check Valve provides Fluid Category 3 protection Flanged base designed to be bolted to horizontal hard surfaces – e.g. flat roofs Hinged tap cover can be secured using optional padlock Model SPBA Includes Reduced Pressure Zone (RPZ) Valve for Fluid Category 4 protection Casing provides a degree of frost resistance Tamperproof if supplied with padlock www.arrowvalves.co.uk copyright 2005-2012

Which Standpipe? Model SPWP July 2005 Model SPWP “WaterPoint” with internal shelf, which recesses into the top cap when not in use, preventing injury Padlock required to hold cover shut, making the Standpipe tamperproof Incorporates Double Check Valve providing Fluid Category 3 protection Model SPTB Miniature Tamperproof Standpipe – ground mounting Incorporates Double Check Valve providing Fluid Category 3 protection Model SPWPSC Standpipe with self closing non hose tap and bucket shelf Incorporates Double Check Valve providing Fluid Category 3 protection www.arrowvalves.co.uk copyright 2005-2012

Standpipe Installation July 2005 Installation Standpipe 750 mm MDPE Pile www.arrowvalves.co.uk copyright 2005-2012

www.arrowvalves.co.uk copyright 2005-2012 Hand Held Hoses July 2005 Medium Duty Spray Gun G15.17 Hand held hoses should be fitted with a self closing mechanism at the outlet of the hose. www.arrowvalves.co.uk copyright 2005-2012

www.arrowvalves.co.uk copyright 2005-2012 July 2005 THE END For further guidance or to discuss your particular application, please contact us:  01442 823123  info@arrowvalves.co.uk www.arrowvalves.co.uk copyright 2005-2012