Roofing material

Eric Watkins

That looks a good job Tony I’m in the process of building a 4.2m x 3.6 m roll  off  housing an 16″ F:6 Newt/ME  as a 2nd observatory to my domed C14 Edge/MEII.

Could you provide the details of the roofing material you used-I’m looking for something other than felt