Tweet Gas Safety Plus Visit website Related Articles 1 foundViessmann boiler featured on Chanel 4 television series11/09/2013A model from Viessmann’s best selling Vitodens 111-W range of domestic boilers has appeared in property renovation series Double Your House for Half the Money. [...] ×Contact details 32 Graystone Road Whitstable Kent CT5 2JX Enquiries enquiries@gassafetyplus.com