The surface feels smooth so I don't think there is much of a deposit.
If it was limescale, or a bad glaze, or something in the system rusting or breaking down, then I would expect it to have a gradual effect. But the black marks appeared quite suddenly, in 3 different toilets to a greater or...
I haven't tried the test with paper yet, and I can't get at the cistern to see inside it. However in the other 2 toilets, which are not as bad but still showing some black marks in the toilet bowl, there is no sign of any black discoloration in the cistern.
If the black colour is caused by...
I haven't been able to get at the cistern of the worst toilet because its in a cabinet but the other 2 have no sign of black in them.
On closer inspection there are vertical black streaks all around the toilet bowl and a black mark around the waterline. Not sure if they were there before and I...
Recently we noticed several black lines appear in the bowl of one of our toilets. The thickest line runs down the centre rear of the bowl from under the rim down to the waterline, there is another less pronounced line to one side from rim to waterline where there is a slight channel in the...
I had a look at the roofing "felt", I can't see a name on it. The side facing the loft is a cream colour, the other side is black and does have something written on it in huge letters but I can't see enough of it to read it. It feels like really thick slightly fibrous paper, I expect it is the...
I don't know but I will have a look and see if there is a name on it, from memory there is something written on it. But even if it's breathable, don't you need to stop moisture entering the loft space by having it properly sealed?
My family moved into a brand new house in summer 2012. Being new it should be built according to current regulations, the loft has about 300mm insulation laid in 2 layers between the joists and the 2nd layer at 90 degrees. The only thing I have changed is to lay boards over about 1/3 of the...
A few months ago my wife and I moved into a brand new house and soon noticed that there was a smell of drains in the ensuite bathroom. We called the builder who sent round the plumber but he seems quite clueless about most plumbing, it has taken him several attempts to fix various leaks and...