Are you talking about a wireless room stat or a wireless programable room stat. Fixed wiring or wireless the stat will do the same. The only difference being you either have to run wiring or save fitting time with wireless.
At the end of the day it comes down to cost implications, and whether there are any restrictions in fitting wireless.
Make sure it is the 7-day version - CM927.Apparently it's a Honeywell Chronotherm. Not sure of the exact model number though.
Are there tangible benefits in getting a wirless thermostat? Every quote i've had has included one!
If you need to find a tradesperson to get your job done, please try our local search below, or if you are doing it yourself you can find suppliers local to you.
Select the supplier or trade you require, enter your location to begin your search.
Are you a trade or supplier? You can create your listing free at DIYnot Local