Description
Optional Auto Vent for Hampton + Harlow Models
This automatic opener activates when the temperature exceeds 18°C (65°F) and closes as the temperature drops. The grease-filled mechanism operates without the need for electricity. It is designed to fit the left-hand end of the Deluxe Half Mini Greenhouse, Deluxe Mini Lean-to Greenhouse, and Deluxe Classic Lean-to models.
Optional Auto Vent for Hampton + Harlow Models
