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Gramm Barrier Systems
GRAMM are the UK leading noise specialist for rail for over 20 years. We design, supply and install noise solutions to our client base across Europe. These include HS1, Network Rail, Tfl, DLR, Balfour Beatty, Volker, Buckingham’s and many more.
Innovative SoundBlok Noise barriers from metal/plastic/living barriers and Silent Rail noise & heat repelling coating used on rail track.