Ingenious devices automatically open and close cold frame lids, greenhouse ... (more)
Amazon Marketplace
opener for greenhouse windows and traditional cold frames. Can be adjusted to ... (more)
Automatically opens and closes your greenhouse window as the temperature ... (more)
Amazon Marketplace
Enjoy the ability to use your SNAP & Grow greenhouse more thoroughly and ... (more)
Wize Rating 72
Overstock.com
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This unique Window Opener kit provides automatic temperature control in your ... (more)
The Home Depot
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The Palram Vent Arm Kit is engineered specifically to replace the manual vent ... (more)
Overstock.com
Everyday FREE SHIPPING On Orders Over $50
The Monticello Automatic Roof Vent is designed for simple and easy installation ... (more)
The Home Depot
Free Shipping on Over 500K Items!
Free shipping
Greenhouse Solar-Powered Vent Opener keeps plants healthy and saves energy!
Amazon Marketplace
The growing season just got longer with this easy - to - assemble Hobby Grower ... (more)
Poly-Tex Auto Vent Opener fits the Nature Line of greenhouses to keep your ... (more)
Sears
Up to 20% off Power Lawn & Garden
The Exaco Automatic Rood Vent Opener is designed to automatically open and ... (more)
Hayneedle
PayPal Accepted.
QK1003: Features: up to 12''.-Supports up to 15 lbs..-Easy to ... (more)
Wayfair
Free shipping
This quality greenhouse vent opener automatically opens and closes your ... (more)
Amazon Marketplace
Mk 7 Super Autovent Similar in design to the Mk 7 model but larger (15½" ... (more)
Amazon Marketplace
Automatically opens and closes the roof vent/window when temperature changes. The ... (more)
The Home Depot
Free Shipping on Over 500K Items!
Free shipping
This unique Window Opener kit provides automatic temperature control in your ... (more)
The Home Depot
Free Shipping on Over 500K Items!
Free shipping
Automatically opens and closes the roof vent/window when temperature changes. The ... (more)
The Home Depot
Free Shipping on Over 500K Items!
QK1006: Features: -Solar activated.-No batteries or electricity required.-Fits ... (more)
Wayfair
Free shipping
Shop for Greenhouses from Hayneedle.com! The Rion Automatic Roof Vent Opener ... (more)
Hayneedle
25% off! FREE SHIPPING! PayPal Accepted.
The Auto Vent Opener is a perfect accessory for your Snap & Grow Hobby ... (more)
Hayneedle
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