Automatics for ventilation of greenhouses, Luhansk region.

New technologies - automatic opening and closing the windows of the greenhouse.

Fully autonomous automatic opening and closing of greenhouse windows depending on the temperature.

Does not require electricity, batteries or other energy sources. It works only due to heat.

The window opens already at a temperature of (+15) - (+25) degrees.

Opening the windows of the greenhouse to a distance of up to 45 cm.

One automatic ventilator is capable of opening the transomgreenhouse weight up to 7 kg.(//tractor-service.com)

It is possible to connect the inclusion of automaticdrip irrigation when opening the windows and turning off the irrigation when closing them.

Opening the windows of the greenhouse to a distance of up to 45 cm.
rational ventilation of greenhouses. Automation.) One automatic ventilator is capable of opening the transom of a greenhouse weighing up to 7 kg.
Automation for greenhouses, ventilation Fully autonomous, does not require electricity, batteries or other energy sources.

It works only due to heat.

Details:
http://teplichka.com/avtomaticheskie-provetrivateli/avtomaticheskoe-provetrivanie-teplits.html