Top Hats are designed to form an effective seal where a pipe, duct or service penetrates a construction membranes. Each unit is manufactured from a material that has the same properties as the membrane type being used, in order to provide continuous VOC, ground gas and/or damp proof protection.
Features
- Top hats available in a range of different materials
- Single, double and multiple penetration options are available
- Supplied complete with a jubilee clip
- Suitable for welded or taped installations
Each Top Hat unit is supplied to suit the number and diameter of the penetration and can be installed as part of either a welded or taped installation.
Applications
Provides an effective seal around pipe, duct and service penetrations within construction membranes.
Suitability
Please see suitability table below:
| Product | Puraflex Membrane | Puraflex Tank | Tri-Gas Membrane | Gas Resistant Self Adhesive Membrane | Radon Membrane |
|---|---|---|---|---|---|
| Puraflex Top Hat | |||||
| Tri-Gas Top Hat | |||||
| HDPE Top Hat |
Downloads
Data Sheets
| Product | Issue Date | Version | Size | Download |
|---|
Standard Details
| Product | Issue Date | Version | Size | Download |
|---|---|---|---|---|
| Cordek Radon Protection System Typical Pipe Penetration Details | 12/2019 | 3 | 144.8 KB |  |
| Cordek Radon Protection System Typical Preformed Top Hat Detail | 06/2019 | 1 | 68.3 KB | |
| Cordek VOC / Hydrocarbon Protection System Typical Pipe Penetration Details | 12/2019 | 3 | 145.4 KB | |
| Cordek VOC / Hydrocarbon Protection System Typical Preformed Top Hat Detail | 06/2019 | 1 | 69.7 KB | |
| Cordek Methane / CO2 Protection System Typical Pipe Penetration Details | 12/2019 | 3 | 145.1 KB | |
| Cordek Methane / CO2 Protection System Typical Preformed Top Hat Detail | 06/2019 | 1 | 68.6 KB | |
MSDS Data Sheets
| Product | Issue Date | Version | Size | Download |
|---|
Certification, Approval & Guidance
Brochures
| Product | Issue Date | Version | Size | Download |
|---|---|---|---|---|
| Construction Solutions | 01/2020 | 2 | 6.6 MB | |
| VOC & Ground Gas Protection | 07/2019 | 4 | 4.0 MB | |
Installation Guides
NBS Clauses
Our NBS Clauses are hosted on the external website - view NBS Clauses
BIM Library
Please select the BIM file in the format you require.
| Name | IFC Size | IFC Download | Revit Size | Revit Download |
|---|---|---|---|---|
| Sorry, no matching files | ||||
