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The Walnuts School

High quality new build school in Hazeley using Thermofol Single Ply, XF 301 sedum blanket and PIR insulation.

Project Type:
New Build
Sector:
Education
Environmental Focus:
Solar PV, Extensive Green Roof
System:
Single Ply, Photovoltaic, Green Roof
Location:
South East

Synopsis

The client wanted the roof of this new building to not only be of the highest quality but also designed to be aesthetically pleasing and echo the ethos of the school based upon respecting your environment. Insulation needed to be incorporated into the roof build-up in order to satisfy building regulations and work hours had to be agreed to keep disruption to a minimum. The work also had to be completed to strict deadlines to ensure that the school would be open in time for the start of its inaugural term at its new location in Hazeley.

Bauder building board

Project

The Walnuts School

Type

New build

LocationHazeley
Roof size

2,000 m2

Specifier

Architectural MK

Roofing contractor

Voland Asphalt Ltd




The specification

Due to the building’s exposed location, wind uplift calculations were performed prior to work commencing, making sure the new roof could resist extreme weather conditions. Bauder Thermofol PVC single ply waterproofing system was specified because it is robust, has a life expectancy in excess of 30 years as stated in BBA certificate 06/4354. The PVC formulation ensures it is resistant to chemicals and micro-organism attack making it ideal for green roof situations. The system build-up included BauderPIR M 60 insulation for efficient thermal performance, ensuring the roof achieved the required 0.25 U-Value.

Products applied

Bauder Thermofol:

Integrated single ply waterproofing system, featuring 1.5mm membrane offering high tensile strength of over 1100N and can be guaranteed for up to 20 years depending on system type.

BauderGREEN XF 301:

A lightweight, easy to maintain sedum blanket that provides instant greening to the roof.

The result

Despite design and logistical challenges, the new roof system was delivered on time and to budget with all deliveries scheduled as not to conflict with vehicles moving in and out of the facility.

System build ups

BauderThermofol PVC

BauderThermofol PVC

Single ply waterproofing system with BauderGREEN XF 301 sedum system 

Visit our Technical Centre for more information
BauderGREEN XF 301
Thickness (mm)28 system only / 34-44 incl. vegetation
Weight (kg/m2)<44 (maximum saturated weight)

Contact us about your project

Each project is unique in its requirements, and we have lots of resources and examples of our work to help guide you. If you are looking for a flat roofing solution for a new build or refurbishment project, then contact our team to discuss your project’s needs.