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Univent window opener can handle a window uptil 7 kg and has a maximum opening stroke of 45 cm. On the Univent opener, you have the possibility to stepless adjust the temperature where the opener begins to react on the surrounding temperature. It will open greenhouse window without extraordinary features when inside temperature is rising, so be sure that your plants will always get proper ventilations.
Product information:
Material: Aluminium
Temperature range, opening: 17 – 25 ºC
Maximum window opening, approx. 45cm – depending on adjustment and load
Can lift up to 7 kg = a window weighing 15 kg
Univent® window opener is capable of opening windows, vertical doors and cold frames.
Opener can be mounted all year round, however, your cylinder must be unscrewed if
1) you use heat source in your greenhouse
2) in case of winter storm, it must be secured with the safety belt
Spring: Lubricate all moving parts with thin oil, also grease with grease or petroleum jelly (this extends the life of the opener).