Auto Vent Opener - 2 Pack rectangle you're setting the stage for

you're setting the stage for a yearly nature show right in your backyard

Constructed with durable materials

Plant in full sun for the best flower production

you’ll be rewarded with golden raspberries year after year

and the durable

Auto Vent Opener - 2 Pack rectangle you're setting the stage forStop chasing the weather. This opener automatically vents heat on warm days and closes to lock in warmth when its coolkeeping your greenhouse steady year round so your plants thrive. Key Features: Temperature activated design opens vents at 60 to 77F. Dual spring vents open up to 18 inches for better airflow, heat control, and stability. Powder coated aluminum and stainless steel for long term durability and weather resistance. Installs easily on most