A wide range of products

for Water, Sewage, Process

and Effluent treatment plants.




MOSDEN Plastics & Fibreglass

We are a privately owned company with its operations based in Cato Ridge. The company is actively managed by its owners, Tyran Guastella and Shaun Wright.


At present all manufacturing is conducted from our 1700 M² factory in Cato Ridge. Adequate Raw material storage, stores, manufacturing equipment and tank moulds up to ø 4000 are available. Adequate despatch areas with gantries ensure ease of offloading and loading of tanks up to ø 4000 in diameter.


All tanks, pressure vessels and process equipment are designed in accordance with British Standards –BS 4994-1987 and MOSDEN Quality procedures based on SABS 0157 principles are used for quality control purposes. Quality Control plans and visual inspections are conducted on a routine basis.



GRP Products
- GRP Bridge Walkways
- GRP Chemical/Water Storage & Process Tanks
- GRP Clarifier’s
- GRP Ducting, Fittings & Coupling Guards
- GRP Flocculating Columns
- GRP Hatch Box Covers
- GRP Sand & Dual Media Filters
- GRP Stilling Wells
- GRP V-Notch Weirs And Scum Baffles

Other Products
- Air And Ventilation Equipment
- Chemical Storage Tanks
- Water Purification
- Sewage Treatment
- Effluent Treatment
- Metal Finishing
- Chemical & Process Plant
- Ancillary Products