News Articles

In inverted roof is also known as a “protected membrane” or “upside down roof” because the waterproofing layer of this type of flat roof is beneath the thermal insulation, rather than above it.  The waterproofing layer will usually be a liquid-applied membrane above a concrete roof slab and has insulation boards laid over it, which is weighted down with a layer of ballast, often gravel or pebbles.  Any rainwater falling on the roof will trickled down through to the membrane layer where it should drain away through rainwater outlets. 

As a roofing contractor, you’ve probably heard the term “living roof” or “green roof” – here at D-Marc, we’ve published information and news about living roofs as they are on the increase, both here in the UK and overseas.   With the threat of global warming on the horizon, governments across the world are playing their part by legislating for more eco-friendly ways of living and working