/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: bobbrierley https://cdn.slidesharecdn.com/profile-photo-bobbrierley-48x48.jpg?cb=1547152124 Specialties: Gas, Heating, Legionella, Plumbing, Solid fuel, Boiling and Chilled water, unvented water, Solar Thermal, PV, Compliance, Project Management, Site Management, Clerk of Works, M&E Surveyor, Surveyor, Auditor, Biomass boilers, Air and Ground Source Heat Pumps