Recent content by asp108

Thanks for your reply "45yearsagasman",I should have gave this info on my first post The boiler only has two pipes coming off it so i presume its a fully pumped system.

Hi,Been to a customer's house who requires their old open vented pumped ch with indirect dhw cylinder converting to a sealed combi system,The old system can independantly heat dhw but ch can only be heated whilst dhw is being heated,looked in the airing cupboard to see if there was any port...