020 8866 0600 admin@gwsroofing.co.uk

Difference between a warm and a cold roof

Do you know the difference between a warm and a cold roof? Knowing the difference is one thing. Knowing how to correctly install them is another. A warm roof means that the insulation is installed ‘on top’ of the deck. A roof installed this way relies on a vapour...

The importance of a lead flashing

Do you value the importance of a lead flashing? A flashing is a piece of lead that is used to terminate an upstand detail – There are a few technical ‘must do’s’ but the most important one for me is the 25mm tuck inside the brickwork. We were called to a job in...

Kings Road, London, SW3

We have recently completed the roof replacements of two blocks at this address and not only are we over the moon with how good it looks but we are also extremely proud of everyone involved to have been able to meet the deadline, despite difficult access and numerous...

Installing roof terraces

We have been very busy installing roof terraces recently!! Each one of them with their own unique style but all of them have one thing in common. They are all water tight! We get called to many terraces that look great but have chronic water ingress issues, often due...

What will we learn this week?!

A straight forward ‘up and over’ in Richmond, TW10 recently started well before we realised that the gable wall was extremely unstable. A lack of over hang along the verge meant that not only had the the wall become saturated but so too the adjacent timber rafters....

How are you going to access the roof?

Working in London, much of what we do is involved in the preparation, stage before we even start the work. This week we started a flat roof in Hammersmith at the rear of the property. A pre-start meeting with our scaffolder was arranged where I explained the access...