Tony,
Many thanks for taking the time to reply to my query, and for your advice. I'll try to obtain a 15-50, as you suggest, and I'll call in a professional to fit it - peace of mind is worth the price.
Cheers,
Tim.
:(
Can anybody give me some advice about my central heating pump - It's on it's last legs & will now only run on it's high speed setting. It makes an awful noise - clattering and "Kettling" and has simply stopped on a couple of occasions over the last few days. It is a Grundfos two-speed Super...