11 hours ago, james.wilson said:

i also thought it was every year?

 

Office held meter which you check issued meters against yearly only needs to be done every 2yrs, that's what the NSI say

12 hours ago, Nova-Security said:

 

Master (office held) meter only needs to be calibrated every two years, save yourself some money.

 

ACT checker thing ?

13 hours ago, Nova-Security said:

 

Master (office held) meter only needs to be calibrated every two years, save yourself some money.

Thanks Rich, TBF it may be every two years we buy one, its not me that deals with that I just roughly know what we do. Ill check that we dont buy one every year now though.

That said theyre only about £30 from CPC