Thank you for using wpj heating, we wish you a great day! If you are a home owner or landlord in the. We had a combi okay, hot water whenever you require it, but if somebody turns a tap on when you're in the shower, heavens you know about it! We have received your request we will give you a call during the day to confirm your booking. This means that there will be no unfair 'add-ons' - guaranteed - even if we find the unexpected whilst carrying out your installation,.