Rational iCombi Classic 6-1/1 Gas Combination Oven

The Rational iCombi Classic is a gas-fired combination oven offering steam, convection, and combined steam-convection cooking across six full-size shelf positions. It sits within Rational's established iCombi Classic platform — a line built to deliver consistent, repeatable results without unnecessary complexity. The unit can be configured for natural gas or LPG, which gives practical flexibility for sites where electrical capacity is limited or where gas running costs are a priority.

In a busy service environment, combination ovens earn their footprint through consistency and throughput. The iCombi Classic manages chamber humidity via Rational's ClimaPlus system, allowing operators to adjust moisture levels in controlled increments. This matters most when running mixed loads or switching between tasks mid-service — moving from roasting to regeneration, for example — where less controllable equipment tends to introduce inconsistency. Multiple fan wheels distribute heat evenly across all six levels, reducing the need to rotate trays and supporting reliable results under sustained pressure.

From a day-to-day operational standpoint, the practical advantages include:

• Up to 100 programmable cooking profiles, each supporting up to 12 sequential steps, helping maintain consistency across varying staff skill levels
• Dial-and-push interface with colour display, reducing training time and the risk of operator error during busy service periods
• Automatic cleaning programme including an overnight cycle using phosphate-free tablets, keeping end-of-day maintenance straightforward
• Integrated descaling within the care system — particularly relevant in hard-water areas
• High-intensity LED chamber lighting, allowing food colour and doneness to be assessed without opening the door

Installation requires a gas supply (natural gas or LPG confirmed at point of order), a water connection for steam generation, a drainage outlet for condensate, and adequate canopy extraction above the unit. Ventilation planning deserves proper attention — the oven produces steam during operation and sufficient extraction is essential for compliance and kitchen comfort. In hard-water areas, fitting an inline water softener prior to installation is strongly advisable; it protects the steam system and reduces maintenance frequency over the life of the unit. Check floor loadings and access routes in advance, particularly on tighter sites.

The six-rack, full-size format is well suited to small-to-medium operations — hotel restaurants, school kitchens, care homes, pub kitchens, and similar sites running a moderate cover count. It handles both production cooking and à la carte service comfortably at this scale. For higher-volume operations running multiple consecutive sittings, a larger-capacity model from the same platform is worth considering. For very small operations where a six-rack unit would represent excess capacity, a smaller configuration is available within the Rational range.

If you're working through whether this size and fuel type suits your kitchen, or if you'd like to talk through the installation requirements before committing, the team is happy to talk it over.