Double glazing

**Troll** · 14 August 2012, 08:10

Originally posted by Halo Jones View Post

The downside to this is that you will then create a water bridge & increase the chances of damp developing

IIRC the alternative is the internal drain channel which is aesthetically more pleasing

**Halo Jones** · 14 August 2012, 10:11

Originally posted by Troll View Post

IIRC the alternative is the internal drain channel which is aesthetically more pleasing

But a bugger when they get blocked

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