Description
Greenhouse ventilation – the SILVER LINE Automated Vent Arm makes using a quality green house even easier! Â Easy to fit, it operates automatically – opening in warm weather and closing when the temperature cools. Â The opening temperature setting can be adjusted to optimise growing conditions inside your green house. Â 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.