In article
,
Matty F wrote:
They're not about getting the pressure right.

What are they for? Breeding mosquitoes and cockroaches and rats?

They should be covered properly.

Putting lots of weight on the ceiling so it collapses?

Do you use matchsticks for joists?

--
*I used up all my sick days so I called in dead

Dave Plowman London SW
To e-mail, change noise into sound.