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About MCS

MCS is a mark of quality and demonstrates
compliance to industry standards that companies
strive to meet. It highlights to consumers that
companies are able to consistently install or
manufacture to the highest quality every time.

MCS has released guidelines for anyone wishing to submit a complaint regarding the scheme or MCS installer companies and products. To view the complaint guidelines please visit the Consumer section of

Please note that consumers wishing to raise a complaint about an MCS certified installation must first raise any issues with their installer before submitting a complaint directly to MCS.