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Belzona® Weatherproofs Balcony



Buildings & Structures (BSTR)



Roof Problem Areas (RPA)


Customer Location:

Housing Association, Merseyside, UK


Application Date:

February 2007


Application Situation:

Asphalt access balconies on multi-story flats.



Water was finding its way into the flats from the balconies. Customer needed a weatherproof and non-slip solution.



Belzona 3131 (WG Membrane)

Belzona 9231 (Surefoot Aggregate)



Asphalt, Concrete, PVC


Application Method:

Application was carriedout in accordnce with Belzona system Leaflets RPA-6 & 9. Loose asphalt was removed leaving either well bonded asphalt or concrete onto which a fully reinforced Belzona 3131 system was applied. An additional coat of Belzona 3131 was applied, blinded with Aggregate.


Belzona Facts:

Belzona was chosen due to its cost effectiveness, ease of application and the fact that it could be applied during winter weather conditions. Use of aggregate in a top coat of Belzona 3131 creates a trafficable water and weatherproof system ideally suited to the environment.


Photographs Description

1. One of the three blocks of flat

2. Loose asphalt being removed

3. Belzona 3131 being applied

4. Aggregate being scattered onto top coat of Belzona 3131

Case study pic one


 Case study pic two


 Case study pic three


 Case study pic four


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