Recent content by Martin Spindlow

Thanks for the help woody... seen a lot of your replies on these forums :) It's 3m wide by 4m long so quite small

Hi all... hope you can help, I'm finding conflicting information online! I'm about to put a GRP warm flat roof on an outbuilding, I'm using 100mm PIR foil backed insulation and was wondering do I need a deck between the joists and insulation or only one above the insulation (the joists are at...