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Proof of performance
To ensure you are well informed before making your purchase at Thede & Witte, we have illustrated a number of certifications below that attest to our high standards of quality.
The CE marking confirms the quality requirements in accordance with the regulations for building products stipulated within EU directives. The CE marking can only be used when all EU directives have been complied with.T&W Boston 3-strip / 1-strip oiled and varnished T&W Euro 3-strip / 1-strip oiled and varnished T&W Boston 1-strip oiled 10mm