Window Openers - Blowout Sale! Save up to 65%
Blowout Sale! Up to 65% off on Window Openers at Halo Grow Box. Top brands include USA Tools N More, Juliana Greenhouses, KingFireTorch, ERESMISOL, Green House, Agriculture solution, JOYOOO, iShine, Yosoo, ZKer, GOTOTOP, VKRP Distributors, Haofy, VALINK, Estink, yiyusheng, Aramox, & Taloyer. Hurry! Limited time offers. Offers valid only while supplies last.
Greenhouse Ventomax Window Opener
sku: M15856, mpn: JU122, ean: 0100000453889,
4.1 out of 5 stars with 37 reviews
JU122 Features: -Product Type:Window and door accessories. Dimensions: -Overall Width - Side to Side:12 -Overall Depth - Front to Back:2...
Sidewall Manual Hand Crank Winch Greenhouse Ventilation
You Save: 9%
4.6 out of 5 stars with 25 reviews
Sidewall Manual Hand Crank Winch for Greenhouse Adopting one-molding and die-casting technique to product the shell,professional,very practical Precise pulley,anti-aging,easy to roll up greenhouse film,save the human resource High-quality chain,will ...
iShine Univent Automatic Vent Opener Standard - Lifts 15 Lbs
You Save: 65%
4.2 out of 5 stars with 51 reviews
Features: 1. Solar Vent Opener can lift up to 15 lbs. 2. It prevents your greenhouse from overheating. 3. As the temperature changes automatically, it maintains the best growing temperature and prevents your greenhouse from overheating. Instructions ...
Greenhouse Solar Sensitive Automatic Window/Vent Opener Lifts 15 Pounds
4.4 out of 5 stars with 48 reviews
Gas charged cylinder and piston rod, opens and closes window along with double spring action. Opening temperature range 60 degrees to 77 degrees Fahrenheit Max. operating temperature: 122 degrees Fahrenheit Lift capacity: 15 lbs. 90 degree maximum op...
Juliana Greenhouses Greenhouse Univent Window Opener
sku: M15857, mpn: JU124,
4.1 out of 5 stars with 57 reviews
JU124 Features: -Material: Polycarbonate greenhouses.-Spring loaded.-Allows thermostatic control of roof vents.-Note: Take care to remove the cylinder during periods with frost as the openers may try to open the windows when the sun warms up the cyli...