<https://www.allpipe.co.uk/70-100mm--3-4-inch-blank-inflatable-pipe-stopper---6-bar-1804-p.asp#product/1804>
<http://schema.org/mpn>
<https://www.allpipe.co.uk/70-100mm--3-4-inch-blank-inflatable-pipe-stopper---6-bar-1804-p.asp>