Question about Protech Systems FasNSeal FSWMKE4 4" Vent Kit for Wall Mounted Boilers & Wat
Is it possible to upgrade a open vent central heating system by
installing a sealed system type high efficienty boiler in order to eliminate the need for a expansion tank in the loft due to the numerous
times the system has over heated and vented steam and hot water.
surely its just a case of installing a new boiler ,using most of the existing pipe work ,rerouting new pipe work,and possibly the need for a
Yes it is possible toupgrade the system to a sealed one using a system boiler as you mentioned. the thing to bear in mind is to upgrade the radiator valves to pressure rated ones 10bar.
The probable cause of the over heating is down to the system being sludged up/cold feed blocked, or possible pump circulating problem?
I would recommend the installation of a magna clean filter to help keep the new boiler clear from system debris.I would definately power flush the system, if the system is a twin two port valve system then a automatic bypass should be fitted, all of this done by a corgi registered gas engineer
Posted on Dec 20, 2008
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