Where does the vapour barrier go?

2021-03-26T14:10:45+00:00March 26th, 2021|Categories: |

A warm roof vapour barrier goes above the plyboard and below the insulation and can either be glued or screwed down. Because its function is so critical to the building structure only good quality materials should be used, and installation completed correctly. Permaroof Kent use only high quality roofing and vapour barrier materials on all [...]

How much will vapour barrier replacement cost?

2021-03-26T14:10:14+00:00March 26th, 2021|Categories: |

Every roofing project has its own set of requirements and the costs will depend on several factors. These can include project scale and whether other elements, such as insulation, for example, are being installed at the same time. At Permaroof Kent, we tailor your project to meet your exact needs and work closely with you [...]

What is the difference between a warm and a cold roof?

2021-03-26T14:09:42+00:00March 26th, 2021|Categories: , |

A warm roof has the vapour barrier and the roofing insulation installed above the roof deck and beneath the waterproofing. This keeps the air temperature stable and requires no further ventilation. In a cold roofing installation, the insulating layers are beneath the roof deck and above the ceiling or roof void. This type of installation [...]

What is a vapour barrier and why do I need one?

2021-03-26T14:08:58+00:00March 26th, 2021|Categories: |

A vapour barrier prevents warm, humid air from inside the building being transferred into the roof layers above it. During the course of any normal day the roof space warms and cools, and these changes in temperature can cause the roof to expand and contract. Without the roof vapour barrier this could lead to moisture [...]

What type of roof can you repair with liquid rubber?

2021-03-26T13:24:37+00:00March 26th, 2021|Categories: , |

Whether you have already used liquid rubber on your roof or whether you need to make fast liquid membrane repairs to any other flat roof, then we can help using liquid rubber to make durable, effective repairs. Professionally applied liquid rubber can provide a fast, effective seal that remains flexible yet reliable for the long [...]

Can you install liquid membrane for a green roof?

2021-03-26T13:13:45+00:00March 26th, 2021|Categories: |

Liquid membrane installations are ideal for waterproofing the base of a green roof. These types of systems require seamless reliability, and some types of membranes are prone to puncturing. We can assess your project and roofing and help you decide which is the right choice for you. At Permaroof Kent, we tailor your project to [...]

Is liquid rubber roofing better than sheet membrane?

2021-03-26T13:13:09+00:00March 26th, 2021|Categories: |

Liquid rubber is ideal for roofing installations that contain awkward areas where membrane application is difficult or impossible. It can also provide an excellent waterproofing layer for a wider range of surfaces, sealing concrete, asbestos, metal and timber decks effectively. Book a free survey today at Permaroof Kent and we’ll talk you through your options [...]

What is liquid membrane?

2021-03-26T13:12:37+00:00March 26th, 2021|Categories: |

Liquid membrane systems consist of a liquid PU product and accelerator, which are combined and applied in liquid form across the entire roofing surface. Specially developed bandage secures detailing at edges and extrusions and is embedded into the liquid rubber. A topcoat seals the liquid rubber roof installation and edge and gutter trims create an [...]

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