B) new entrants to the industry. Vaillant also has a large range of heat pumps, solar thermal and renewable heating accessories. Based in harrogate, north yorkshire covering harrogate, knaresborough, ripon, thirsk, wetherby and all surrounding villages. Lakeland 3 year guarantee included. Customers without hot water or heating are the individuals we prioritise above all others the quicker you manage to contact us, the sooner we can have engineers sent out to you they.