This is a Underground Drain 160mm Manhole Base with a 750mm Diameter made by Polypipe
Price: £408.91 from Plumbing Place
This is a Double Socket Underground Coupler with a diameter of 160mm made by Polypipe.
Polypipe 45 Double Socket Junction, Polypipe's below ground range of drainage carry all the approvals and accreditations needed and offer strength and flexibility making them a great alternative to clay drainage and concrete drainage, with a huge range...
This is the Polypipe Underground Level Invert Reducer 160mm to 110mm.