About This

• [Durable & Rust Proof Construction] Built to last, this vent opener is made from iron with a paint-sprayed finish to resist rust and . the robust design ensures long-term durability even in harsh greenhouse environments, providing reliable performance season after season.
• [Automatic Temperature Control] The automatic vent opener is designed to maintain the perfect growing temperature in your greenhouse by automatically opening and closing the . this innovative device prevents overheating and ensures optimal conditions for your plants without requiring manual intervention. the temperature-sensitive mechanism starts opening at 15-25℃ (60-77℉) and fully opens at 30℃ (86℉).
• [Adjustable Temperature Range] Customize the temperature settings to suit your plants' needs by simply turning the cylinder. the adjustable range of 15-25℃ (60-77℉) allows you to fine-tune the ventilation, while the maximum opening at 30℃ (86℉) ensures your greenhouse stays within the ideal temperature range.
• [Strong 15lb Load Bearing] With a impressive load-bearing capacity of up to 7kg (15lbs), this vent opener can handle heavy greenhouse with ease. the double spring mechanism provides smooth and consistent operation, ensuring reliable ventilation control for your plants' health and growth.
• [Easy Installation & Wide Compatibility] This vent opener is simple to install and fits most aluminum frame greenhouses. it can also be manually closed if needed, providing flexibility and convenience. its universal design makes it a practical solution for various greenhouse setups, ensuring broad applicability for gardeners and growers.