Hi, has anyone used Fernox Boiler Noise Silencer (link below) and if you have did it work?. there is a review for screw fix own brand one saying its a waste of money.
thanks for any help
http://www.screwfix.com/prods/44452...ernox-Boiler-Noise-Silencer-Concentrate-500ml
thanks for any help
http://www.screwfix.com/prods/44452...ernox-Boiler-Noise-Silencer-Concentrate-500ml