storage combi

We're looking at replacing our ageing combi boiler and are weighing up whether it's worth getting a storage combi versus a conventional combi. (We've considered a system boiler and cylinder, but we don't think we can make it work from a space perspective; in any event, a combi should be...

I am considering replacing my gravity fed system with this one or should I go with an unvented cylinder. http://www.glow-worm.co.uk/homeowner/products/energy-35-store-1474.en_gb.html Mains pressure around 10-12 ltrs/min @ 1.5 -1.7 bar in the kitchen tabs. Any thoughts or reviews?