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Monday, 18 November 2019

Sunshine and Pneumatics

The rain keeps raining and still we are windowless.  Happily though the roof does not leak,  BUT as mentioned earlier we had an unknown quantity of water sealed for ever below the roof which simply had to be drained and dried out.   In this endeavour we were on our own apparently - self-builders y'see.  Beresfords Roofers and Hopleys Builders were not for taking responsibility.

Enquiries with Aire Valley Glass today revealed that the windows were not finished - indeed they had not yet been started.  Waiting for needed window sections.

Being a resourceful realist I had cut circular holes in the under-layer of the roof to ventilate the space above and for the past fortnight of so I have been blowing warm air into them half-a-day at a time at each location.   This has certainly dried things out where there have been air gaps for circulation but where the insulation has been packed tight was still a worry.  The only answer was to force in air under pressure so that it could only permeate the nearby roof parts, to emerge from nearby vacant round holes.  Today the system had been tried out - and it seems to work:

click to enlarge and to marvel

Two big vacs. filters removed and on 'blow' are really shifting trapped wind, as it were with the exhausts detectable two or three rafter widths away.

The lack of windows at this stage actually helps.

And the sun is shining in, which lifts the spirits and shows that there will be plenty of natural daylight in the place without the need for roof lights.

The picture above is of bedroom #1 looking south.

Below is the kitchen area, looking north through the walls of other rooms:


 The lounge, as will be:


 and the same room looking from the other direction inside the existing annex landing through the big window:

Note the round holes in some of the ceiling rafters looking a bit like spotlights.   These await the ducts of the heat-recovery ventilation system, already installed below the floor and ducting due for delivery on Thursday.   Buoyed up by my efforts at drying out the roof space I am fitting this myself.   Managing air flow below the roof must be a bit of a doddle by comparison shouldn't it?

Oh, in case you were wondering, this is how the air hoses fix to the ceiling.  Not elegant but it works.



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