The Official Information Portal on Anaerobic Digestion


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AVK are a UK manufacturer of gas & water valves for the utility industry. Trusted and used by all of the major networks we offer a varying range of valves to cover all applications.
From wedge gate valves for wet applications, knifegate valves for the introduction of solids to our industry standard gas valves. AVK have the correct valve for all your requirements. Manufacturing for over 200 years we can offer you a solution.