Tanks For Everything


Covid-19 Update: We are open for orders and advice. Deliveries are still being made from stock. Keep Safe.

GRAF Manufacture a wide range of sewage treatment products and water tanks


GRAF are specialists in the manufacturing of quality rainwater harvesting, stormwater management, wastewater treatment & garden products. Products include the Carat Tank and one2clean Sewage Treatment Plants. GRAF has over 50 years of experience in producing high-quality plastic products. GRAF is focused upon three main priorities;

  • Preventing sewage being discharged into watercourses
  • Harvesting water so it can be recycled through rainwater harvesting
  • Preventing flooding through stormwater management.


Sunday 18th April 2021
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