Top storage tip #10:

To protect precious clothes and textiles in self storage, wrap them in acid free tissue paper.

The Self Storage Blog

Your search for self storage in Middlesex has yielded the results shown here, and on any follow-on pages. Storage.co.uk has the most thorough database in the self storage industry, comprising nearly 1,200 self storage facilities around the UK.
To find the self storage facilities in Middlesex that are closest to you, you can insert your postcode in the “Find Self Storage” or “Get a quote” functions on this website.