The high quality cast iron, trapped or untrapped floor outlet range, featuring shallow, medium and deep sump bodies with vertical or horizontal outlets, and a vast range of grate and bezel options.

Product images
Key points


  • Suitable for industrial and commercial applications
  • Drain bodies available: shallow sump, medium sump, deep sump, P-trapped, S-trapped and a clean out drain body
  • A range of floor drain assemblies, especially suited for plant rooms with a composite or asphaltic floor finish
  • Grates available for tiled, vinyl, composite & asphaltic floor applications
  • Grate options available for load classes ratings to BS EN 1253 - K3 (3 kN), L15 (15 kN) & M125 (125 kN)
  • Outlet size available from 75mm up to 150mm
  • High flow performance
  • High sump volume
  • Excellent corrosion resistance
  • Cast Iron is 100% recyclable
  • High quality cast iron
  • The Floor drain bodies are available with a choice of 30 grate options in either a satin stainless or nickel bronze finish
  • Three types of bezel connections – 4" NPSM thread, 110mm direct fix and 110 PVC throat
  • Harmer Cast Iron gullies are coated internally and externally with a dark grey 2 part epoxy coating. This is in compliance to Class 1 fire classification BS476: Part 7:1997, Surface spread of flame. Smoke and Toxicity test to Part 2, Annex 1 & Annex 2 of fire test procedure code, IMO Resolution MSC61(67)
Installation & Fixing


  • Easy to install, the drain body can be installed into the floor and the trap and basket with grate can follow when ready
  • Innovatively designed with supporting feet for easier and quick installation
  • Easy to clean and maintain with easy access to the trap