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Promotional Video

click on the image to watch the vieo Watch this video showing assembly of a Graf Carat tank

See our video about the HydroForce Pump Watch our video on the HydroForce Pump

Watch the installation of a Flat line tank here Watch this Flat Tank video to see the installation

download our carat system installation instructions here
Download our fitting instructions for the Carat system

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RainWaterHarvesting Ltd.
Unit A Harrier Park
Southgate Way
Orton Southgate
Peterborough
England
PE2 6YQ
01733 405100
Fax 01733 230996
info@rainwaterharvesting.co.uk


 
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Home » Drainage and Flood Prevention

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The following discounts apply to all these products.
Use your Voucher Code RD13 at checkout before 30.06 to get your 13% discount. Call 01733 405111 or order online. Not to be used with Special Offers.

Product ID: GF-360014
Flood Attenuation Block Graf Rain Bloc 300 HGV traffic

Drainage anti-flooding blocks or Graf Flood Attenuation Bloc with larger capacity for rapid drainage of land. Surface water is diverted or soaks down into weight resistant crates and from there dissipates into the lower ground clearing water quickly from the surface. HGV load quality and used for drives, carparks, pitches, lawns and areas prone to localised flooding. Our prices include mainland UK carriage.

Ask about prices for large volume orders.. 01733 405110

List Price Excl VAT: £90.00
Our Price: £72.45 (£86.94 Inc. VAT)
 
Product ID: GF-340512
Tank accessory - flow control for storm attenuation

Flow control for storm attenuation. This four inch pipe insert slows the water flow down to any rate between 1 and 6.5 litres per second. Use part of your rainwater storage tank as a storm attenuation device by providing an output to drain or soakaway half way up the tank with this flow control insert in the output pipe.
Our Price: £41.48 (£49.78 Inc. VAT)
 


Product ID: N4D20D
Pipe - Drain Socket Coupling PE 110mm single

Drain Pipe Socket Coupler or Connector in polyethylene (PE) 110mm diameter for use with 110mm pipe. Single

Push Fit. Colour: Terracotta

List Price Excl VAT: £7.50
Our Price: £5.78 (£6.94 Inc. VAT)
 
Product ID: B4011
Pipe - Drain Pipe PE 110mm 6m

Drain Pipe in polyethylene (PE) 110mm diameter 6 metres minimum length

Supplied cut 3 x 2m for delivery via carrier - call for other lengths . Colour: Terracotta

List Price Excl VAT: £28.20
Our Price: £26.40 (£31.68 Inc. VAT)
 


Product ID: N4D23D
Pipe - Drain Bend PE 110mm single

Drain Pipe Bend in polyethylene (PE) 110mm diameter. Single. 

Push fit.  Colour: Terracotta

Our Price: £7.75 (£9.30 Inc. VAT)
 
Product ID: N4D30
Pipe - Drain Socket Branch PE 110mm single

Drain Pipe Branch Coupler or Connector in polyethylene (PE) 110mm diameter for use with 110mm pipe. Single

87.5 degree Push Fit. Colour: Terracotta

Our Price: £10.67 (£12.80 Inc. VAT)
 


Product ID: GF-330108
Overflow Siphon for rainwater tanks

Overflow siphon for rainwater tanks. This valuable trap is used to prevent odours and for skimming the scum and floating debris from the water surface. IN STOCK - NEXT DAY SHIPPING

List Price Excl VAT: £55.00
Our Price: £46.86 (£56.23 Inc. VAT)
 
Product ID: GF-331014
Non-return valve (backflow prevention) DN100 from Graf

Graf anti-backflow damper or non-return valve for 110mm (DN100) pipe.
List Price Excl VAT: £99.00
Our Price: £88.00 (£105.60 Inc. VAT)
 


Product ID: 3P-KARZB100
Non return valve (backflow prevention) DN100 from 3P

Backflow prevention valve for 110mm (DN100) pipe. This valve prevents backflow automatically and meets EN13564-1:2001.
Our Price: £59.54 (£71.45 Inc. VAT)
 
 


 
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