Filling air bricks on old houses?

[neilh]

I've had insulation put in my ceiling this week, and my house still feels cold. In my lounge are alone I count 5 of these buggers.  Can I fill them or are the other alternatives to reducing airflow from outside with air bricks?

 

[Atjan]

 

[chrisc]

 

[Waterhond]

 

[reactor_sa]

 

[Bernard]

 

[SeanS]

 

[Bernard]

 

[Daniel Weston]

 

[rodga]

 

[adie]

 

[Atjan]

 

[Bernard]

 

[Atjan]

 

[Daniel Weston]

 

[Peter Carpenter]