Automatic Vent Opener

SKU: 70011HRD-1EA
$56.95
Automatic Vent Opener

Automatic Vent Opener

SKU: 70011HRD-1EA
$56.95
size: 1 Each
Protect your greenhouse, cold frames and tunnels from overheating! This automatic vent opener is a great way to insure your plants do not over heat in you greenhouse or cold frame. Easily attaches to greenhouse vents and cold frames to automatically open when it gets to warm inside. The opener operates automatically and can be adjusted to open at temperatures between 60-77° F. No batteries or electricity needed.

Shipping

We offer free standard shipping on orders above $250!

For orders below $250, shipping and handling charges will include outbound freight and packaging materials. Charges apply to all orders, and are based on the total order value before tax. Expedited services are also available at Checkout, and additional charges apply.

We are currently processing and shipping most orders within 1-3 business days of receipt (backorders not included), via USPS or UPS. Due to high demand during the peak months of January to May, orders may require additional time for packaging /shipment. Live plants are only shipped at certain times of the year and may be delayed due to poor weather conditions. Plugs & liners ship directly from our plug & liner grower specialists.

We do not ship on Saturday or Sunday. Orders placed Saturday to Sunday are considered received on Monday. We also do not ship during company-recognized holidays.

Currently, Harris Seeds only ships within the continental United States.

See our full shipping policy