Company run by Tony Derbyshire and Toby Ferenczi.
It all depends what you fit. £5.5k is do-able, but with the information crawling out of the woodwork over potential quality issues with tier 3 panels, it should be easier to sell up.
Toby is an OK guy who in general knows what he is doing. They are strong on their marketing and developing consumer offers. Have a look at their website.
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