9
Controllers and monitors for electrically, oil or gas operated heating, cooking, drying and ventilation apparatus, namely, room heaters, hot water boilers, flow heaters, storage water heaters, closed circuit heaters, combined central heating and service water heaters, heat exchangers, heating boilers, gas burners, oil burners, heat accumulators, central heaters, wall-mounted gas heaters and wall-mounted gas hot water heaters
11
Oil or gas operated heating, cooking, drying and ventilation apparatus, namely, room heaters, hot water boilers, flow heaters, storage water heaters, closed circuit heaters, combined central heating and service water heaters, heat exchangers, heating boilers, gas burners, oil burners, heat accumulators, central heaters, wall-mounted gas heaters and wall-mounted gas hot water heaters
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