- Manufactured to conform to DIN and PS 15-69.
- 1 C-veil (30g/m2) + 2 Mat (450g/m2) 2.5mm(100mil) resin rich corrosion liner.
- Hand layup, integral type construction, woven roving used continuously from flange face to hub.
- Uniform external surface and stub outside diameter stub end surface prepared for immediate bonding.
- Bolt holes of drilled flanges are spot-faced and coated with resin.
- Available in Vinyl Ester Resin, Derakane Momentum 411-350, 470-300 & Basic Vinyl Ester. Supply using other resin systems possible.
- MEKP cure system.

FRP Manhole Cover DIN Standard (unit: mm)
| Flange Nominal Size DN |
Working Pressure bar |
Cover Diameter D |
Bolt Circle Diameter C |
No. of Bolt Hole Size n x d2 |
Flange ID d |
Cover |
Cover Thickness t |
Cover Height m |
| DN500 | 2.5 | 645 | 600 | 20 x 18 | DN530 | 15 | 6 | 80 |
| DN600 | 2.5 | 780 | 725 | 20 x 18 | DN640 | 25 | 6 | 80 |
| DN600 | 6 | 780 | 725 | 20 x 26 | DN640 | 52 | 8 | 80 |
| DN800 | 2.5 | 1015 | 950 | 24 x 18 | DN840 | 30 | 6 | 80 |
| DN800 | 6 | 1015 | 950 | 24 x 33 | DN840 | 60 | 8 | 80 |