Your opener can be mounted all year round, however, your cylinder must be unscrewed by 1) Use of heat source in your greenhouse 2) Winter storm, winter must be secured with the safety belt
Spring: Lubricate all moving parts with thin oil (olive oil), also grease (E) with grease or petroleum jelly (This extends the life of the opener)
Window weight: 14 kg
Temperature range, opening: 17 - 25 ° C
Univent® window opener is capable of opening windows, vertical doors and cold frames.