Product Documentation
Disclaimer
External manufacturer-provided specifications and technical information are provided “as is” for informational purposes only. We do not warrant their accuracy, completeness, or currency and are not responsible for errors, omissions, or outdated information. Customers should verify all specifications directly with the manufacturer before purchase or use.
Iron Age IA-RAIN-0520-HP Class B RAIN Cast Iron 122mm x 500mm Grate
Iron Age IA-RAIN-0520-HP Class B RAIN Cast Iron 122mm x 500mm Grate

Additional Information
- Grate Width: 4.81" for ULMA
- Grate Height: 0.75"
- Weight: 8.0 lb
- Grate Material / Color / Finish: Ductile/Cast Iron - Raw
- Manufacturer: Iron Age Designs
- System: ABT Polydrain, ACO K100, ACO KS100, D100, U100K, U100KX, HYDROPLUS, HYDROPLUS MINI, M100K, M100KX, M100V
- Grate Load Class: Class B
- Application: Residential, Decorative, Sports Complex - Recreational, General Purpose Drainage - Interior, General Purpose Drainage - External
Description
Iron Age grate RNA5-20I21HP
Actual Dimensions: 4.84″ [122 mm] x 19.56″ [497 mm] x .81″ [20.5 mm]
Large project? Request a Quote
Decorative cast iron trench grate designed to fit the Mearin 100 Channel drain system and others. The Rain pattern is available in either the raw casting or Baked-on Oil Finish (BoOF)
Specification Sheet for IA-RAIN-0520-HP
Locking devices are sold separately.
- LD100X-2 locking device is compatible with the ULMA U100, D100 and HYDROPLUS channel systems.
- LD100MX-2 locking device is compatible with the ULMA M series systems.
- LD100X-2CB locking device is compatible with the ULMA AD100 & AK100 Catch Basin
Please note that all raw cast-iron grates begin to naturally rust with exposure to any form of moisture and will appear bright orange before settling to brown.