Trench Grates & Frames Queensland from Patent Products 
Patent products Hot dipped Galvanised "Trench grate and Angle Frame" is the: - Simplest
- Neatest
- Most economical and
- Best engineered way of making a drainage waterway required for a traffic grate cover.
The galvanised Angle Frame is: - Specifically designed to give a maximum opening and
- When set into concrete provides a strong solid base for grates to rest on.
New design benefits Bolt down or bolt together gratings for security and minimum noise pollution. 
For further information contact:
Patent Products
Address: Virginia, QLD, 4014
Phone: 07 3266 2183
Fax: 07 3266 2287
Web: www.patentproducts.com
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