Buy green roof pebbles from sedum supply ltd.
Flat roof pebbles.
To protect the underlying layer of roofing materials as is the case with built up roofs burs.
Just like any roof a flat roof will develop leaks but since it s flat the water doesn t have anywhere to go but straight down.
Prices from 5 43 for 25kg pebble bags.
Also buy complete pebble packs for your sized roof.
From driveways and footpaths to borders and beds whether you re giving your garden a design revamp or overhauling your driveway we have a wide range of decorative aggregate gravel and garden pebbles to suit every budget and project no matter the size.
Flat roofs usually come with a 10 to 20 year warranty but can last 25 years if you build the roofs right and maintain them using commonsense rules.
Gravel is used on flat roofs for two reasons.
Pros and cons for flat roof materials.
Decorative stones and gravel are versatile and hard wearing making them the ideal choice for a multitude of projects around your garden.
All three types of flat roofing cost 250 to 350 per square 100 square feet but prices vary according to region and size of the roof.
The purpose of gravel on a flat roof.
On many flat roof low slope commercial buildings it s common to see gravel on top of the roof.
These covering materials can be used to protect the building membranes on the roof from the sun s uv rays which over time may cause structural damage and deterioration.
Have you ever wondered why contractors install gravel on flat roofs.
Leaks and moisture probably the most common problems with flat roofs leaks and lingering moisture are issues that can be dealt with effectively as long as you stay on top of them.
Flat roofs are known as being problematic with many suffering leaks.
The method of choice for constructing a flat roof used to be with gravel and tar.
However in my own experience the problems with leaking flat roofs are usually as a result of either poor workmanship installing the roof membrane poor maintenance by the building owner or as a result of age.