Description
Greenhouse ventilation – the SILVER LINE Automated Vent Arm makes using a quality green house even easier! Easy to fit, it operates automatically – opening in warm weather and closing when the temperature cools. The opening temperature setting can be adjusted to optimise growing conditions inside your green house. The unit is mechanical, and needs no electricity to operate.
Price includes delivery to your address anywhere in Australia.
Hendrik Landman –
excellent product, better than other vent arms that I have used in the past.