ULMA HYDROPLUS with Iron Age SA5-20I21 / IA-SUN-0520 BoOF Sunset Cast Iron Grate Class B


Each Kit Includes :

  • Channel(s)
  • Grate(s)
  • Installation chair(s)
  • Locking device(s)
  • End Cap (not included with half channel)
  • End Outlet (not included with half channel)


HYDROPLUS Kit Includes:

  • 1M (3.3 ft) polypropylene channel sections
  • Sunset Cast Iron Grate – BoOF Finish (Baked on Oil Finish)  Qty.2 grates per channel
  • Qty.1, closed end inlet cap (HYDRO-CE) per kit
  • Qty.1, open end outlet cap (HYDRO-OE) per kit
  • Two locking bars (LD100-3) and two screws per 1M channel section

New from ULMA, the HYDROPLUS is a polypropylene trench drain for pedestrian and occasional car traffic for areas of low hydraulic requirements. Channel external width is 138mm, internal width 100mm and overall height 148mm and 1 meter in length.

The HYDROPLUS with the Sunset Cast Iron – BoOF Finish (Baked on Oil Finish) Grate (IA-SUN-0520-BF) is rated as a Load Class B, and measures 19.9 in X 4.80 in. (2 grates per 1M channel section.) Channels are marked to aid in cutting to 0.5M length if needed.

Please allow an additional 2 weeks for delivery of BoOF products.

ULMA Hydro Plus drawing

Sunset IA-SUN-0520-BF Grate Specification Sheet Sunset 5x20 cast iron grate

CLICK HERE for HYDROPLUS Installation Instructions

CLICK HERE for ULMA Declaration of Conformity

NOTE: For proper installation, grates must be in the channel during installation.

Please allow an additional 2 weeks for delivery of BoOF products.

What is Baked On Oil Finish (BoOF)? Click Here to learn more.

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Grate Width

5 inch


Animal and Zoo, Driveway Drainage, Greenhouse, Municipal, Patio, Pool and Spa, Poolside, Residential

Grate Pattern



Load Class

Load Class B

Channel Material


Product Type

Drainage Kit