GRP LINER AND BENCHINGS are Corrosion resistant, lightweight and manufactured under stringent quality standards,  GRP Manhole Liners are available from the diameters range of 600mm up to 3200mm and can be supplied with lengths up to 12 meters. The increasing knowledge of the operational cost savings and superior corrosion resistance offered by glass – fiber reinforced plastic pipe by AFG operations has resulted in its widespread application for storm water and sewerage Projects.

GRP Liners are basically used to protect the structure from corrosion due to the acid and gases formed during sewage metabolism. AFG manhole liners are flexible composites constructed of a thermosetting chemical resistant resin, glass fiber reinforcement and additives as required. The manhole is a cylinder that can be provided with benching unit, cover slabs with a round or square opening, and the lugs fixed as per the appropriate project drawings.

The GRP Liner shaft is produced on filament winding machine using the same basic process of IPF GRP pipe production. The Cover Slab, Benching, Chamber, Gully Port, Ladder, Safety Cages, Handrail, Bucket & Saddle units are manufactured by hand lay-up process utilizing chopped strand mat and vinylester or polyester resin. A non slippery surface is provided at the inner surface of the benching & Chamber units.

Upgrade Your Swimming Pool with GRP Liners and Benches

Al Amana Fiber Glass Works LLC offers GRP (Glass Reinforced Plastic) liners and benchings for swimming pools, providing a durable and stylish solution for your pool renovation or construction project. Our GRP liners and benchings are known for their quality, durability, and ability to enhance the aesthetics of your pool.

Benefits of GRP Liners and Benchings:

  1. Durability: GRP liners and benchings are highly durable and resistant to the effects of chlorine, UV rays, and other pool chemicals. This ensures that your pool maintains its beauty and integrity for years to come.

  2. Aesthetic Appeal: GRP liners and benchings can transform the look of your pool, giving it a sleek and modern appearance. With a variety of colors and finishes to choose from, you can customize the look of your pool to suit your style.

  3. Customization: Our GRP liners and benchings are available in a variety of sizes and configurations, making them suitable for a wide range of pool shapes and sizes. Whether you need a liner for a standard rectangular pool or a custom benching for a unique pool design, we have a solution that will meet your needs.

  4. Easy Installation: GRP liners and benchings are easy to install, minimizing disruption to your pool area. With professional installation, you can enjoy your newly lined and benched pool in no time.

  5. Low Maintenance: GRP liners and benchings require minimal maintenance, making them an ideal choice for busy pool owners. The smooth surface is easy to clean and resistant to stains, mold, and algae growth.


Our GRP liners and benchings are suitable for a variety of swimming pool applications, including:

  • Residential swimming pools
  • Commercial swimming pools
  • Hotel and resort pools
  • Spa pools
  • And more

If you're looking to enhance the beauty and durability of your swimming pool, GRP liners and benchings are an excellent choice. Contact Al Amana Fiber Glass Works LLC today to learn more about our GRP liners and benchings and how they can benefit your pool renovation or construction project.