We nick them out of damaged rads, so they don't cost me anything*. If you feel the need, drop a couple of quid in the charity box next time you are passing one.
*No, this doesnt mean that I will send plugs and airvents to anyone who asks!
nice one. It's appreciated. Ill pm you my address. I'm in no rush for them. My mates moved into a new house and the system is a mess. I've already been round and changed two, on two separate occasions, so is rather change the whole lot as he always calls late at night.
Top man.