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Bio Bloks for Drainage & Filtration

SKU: Bio-Blok-P


1 A.   BIO BLOK DRYWELL - Bio Blok 80 HDG & Bio Blok 80 HD-GF Reinforced.   Improving Golf Course and Field Drainage. This system can solve the problem of bunker flooding following heavy rain and is substantially more efficient than traditional stone drywells. Each 54cm x 54cm x 55cm Blok can hold 152 litres of water (a porosity of 95%) by comparison a stone drywell has a porosity of 20%.

  • More efficient and an economic solution via reduced excavation and stone requirement
  • Long service life of 100% polyethylene Bloks
  • Full engineering advice available to assist in dimensioning project
  • Bloks are easily cut to enable an increase in lateral surface area & porosity
  • Standard Size: Bio Blok 80 HDG 54cm x 54cm x 55cm
  • Extra Strong Reinforced Bio Blok 80 HD-GF 54cm x 54cm x 55cm. For use were vehicular traffic is expected.



  • For Soakaways & other landscaping projects
  • Widely used in Continental Europe
  • Excellent as Golf course / bunker drainage
  • Saves approx. 80% of excavation cost for soakaways and preserves ground water resources
  • A single Bio Blok unit can contain 144 litres of water as each Bio Blok has a far higher void percentage than traditional soakaway and stone drainage system
  • A Geo textile fibre cloth is needed to prevent sand or soil from filling the Bio Blok unit – one 180cm x 250cm sheet will cover two bloks at £8.50 per sheet, 4 blocks: 290 x 260cm £14.0050m2 of roof area normally requires two Bio Bloks for average UK rainfall areas


2.      WATER FILTRATION OF PONDS:   Bio Blok 150, 55cm x 55cm x 55cm.   

  • For the reduction, separation and decomposition of organic material, together with ammonia reduction. 
  • Outer tube diameter 55mm.  Void = 88%, area of flow 64%.


Other types of Bio Blok are used for water purification via trickling filters and in waste water treatment.  please ask.


Item Size Price per Block
Bio Blok 80 HDG - Soakaways / Drainage 54cm x 54cm x 55cm £46.60
Bio Blok 80 HD-GF - (Reinforced) Soakaways / Drainage 54cm x 54cm x 55cm £55.44
Bio Blok 150 - Fish Pond Water Filtraton 55cm x 55cm x 55cm £56.00

  • Technical
  • Delivery &


We endeavour to delivery all products in the time frame agreed, however we do not accept liability for delayed delivery due to factors outside our control, or any liability should trees be planted prior to guard delivery. No liability will be accepted for any costs resulting from incorrect addresses or postcodes used on delivery addresses due to errors or omissions.

Goods delivered via pallet must be met and signed for. It is the customers’ responsibility to ensure access is available for large vehicles. Any Re-Delivery charges incurred will be charged to the customer. Goods left unsigned for at the customers request will be at the customers risk, Farm Forestry Co will accept no liability for goods left unsigned for, and no claim for any consequential loss will be accepted.


Unless otherwise agreed in writing no goods supplied by the Company to the Customer are on a sale or return or sample basis. No goods once delivered may be returned to the Company without prior authority from the Company unless those goods are accepted by the Company as being defective in some way. In the event of a return being authorised by the Company the Company shall have the right to charge carriage to and from the delivery location. A Handling fee of £25.00 plus Vat @ 20% will be applied to all returns.All goods should be returned in their original packaging and if not defective they should be in a saleable condition.


Whilst every effort is made to supply stock of best quality, no warranty is given as to description, quality, growth or productiveness. Whilst every effort will be made to supply orders to our customers satisfaction, no guarantee of completion by a fixed date can be given and no claim for any consequential loss will be accepted. Depending on the season some losses will inevitably occur and no liability whatsoever will be accepted for such mortalities.

The Company accepts no liability for loss or damage arising from the use of any information supplied.

All dimensions quoted in our literature are approximate only – minor variations are in evitable when manufacturing these goods due to ‘memory’ retention.

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