Horitculture and Agriculture
Portable Heaters
DOLL- heaters are constructed with the latest technical expertise and represent high-quality manufactures in the world renown DOLL- perfection and safety.
Hanging Attached Devices series HR
Novel type blow-out jalousie for a noticeably equal warmth-allocation in the greenhouse. Optionally available blow-out cone for application of a perforated warm-air film tube.
Mobile Heating-Devices
Trend setting technology with novel combustor and recuperator geometry for the energy-saving heating and aeration of greenhouses. In the agriculture sector for barn or stable heating and also for drying hay, crops or corn.
Hot-Water Air Heating Devices
Doll hot water-register air heaters of the type-series WDA (Warmwater-Doll-Automatic) have been approved for application in greenhouses of all kinds of constructions since decades.
Stationary Heating -Devices
Our universal, customiseable basic devices in addition with the disposable, comprehensive accessories programme, we are offering you a technically optimized and economic solution for your specific heating-challenge.
Ceiling Ventilators
In comparison with housing, heating of greenhouses require more energy because insulation similar to residential or industrial buildings is for horticultural and biological reasons not possible. For the production of nutrients and growth during photosynthesis, plants need light.
Hortculture Ventilators
extremely safety operated external rotor motor in 2 versions : available with step-switchable motor (DV 5000) or in Doll EC technology with stageless adjustable motor (DV 5000 EK).
Wall-Air Discharging Ventilators
Fully automatic to avoiding too high temperatures in the greenhouse ! Creating a more comfortable climate for your plants and employees in the summer!
PWW - Air Heater
Doll air-heaters type series PWW (pump hot-water) have been developed for heating and aeration of greenhouses. They are designated for hanging attachment or as floor-mounted appliances and for distribution of warm air in houses via clime-measured hot-air tubes or aeration-tubes.
News Horitculture and Agriculture
With our keynote - energy saving and heating - our commitment to the horticultural branch, we have been introducing on this years IPM trade fair newly developed, efficiently operating heating- and aeration devices.
