Equipment & technology: Injectors and ventilation

From flowers to edibles

For growers in search of a simple, low-cost system to convert from flowers to food production in their greenhouses. Dosatron offers a system that applies different fertilizers, as well as an acid solution or water treatment chemical, to crops. The Dosatron system is simple to set up and can easily incorporate current Dosatron units. It is designed to provide the precise results needed in order to grow the highest yields possible.

For more: www.dosatronusa.com

Handles liquids and powders

The new AquaBlend injector from Hydro Systems is specifically engineered to accurately inject a variety of chemicals and/or treat water in most agricultural environments, including greenhouses and other horticultural applications. AquaBlend is offered in two different fixed ratio models, as well as two adjustable models. It is designed to handle both liquid chemicals and wettable powders. The fixed ratio models are available in 1:100 and 1:128. The adjustable AquaBlend model range is 0.2 to 2 percent and 0.78 to 5 percent. The AquaBlend is designed to be durable, with rugged construction, easy installation, and simple maintenance that doesn’t require tools. The AquaBlend injector can be used to inject fertilizers, insecticides, nutrients, and other products in greenhouse applications. It is intended as an injector for one-hose operations or for use with portable systems.

For more: www.hydrosystemsco.com

Aluminum slant wall exhaust fans

Aluminum slant wall exhaust fans by Schaefer Ventilation are built with heavy-duty, corrosion-resistant aluminum for durability and longevity. Designed and engineered for air exchange and cooling in greenhouse applications, they provide low maintenance and operating costs.

Features:

• All aluminum design for durability and corrosion resistance
• 5-wing aluminum blade with low solidity ratio for maximum efficiency, airflow, and quiet operation
• Durable aluminum vertical uprights for reliable housing and motor support
• Aluminum shutters reduce flapping for greater efficiency
• Totally enclosed, maintenance-free, thermally protected motor for long life
• OSHA inlet and outlet guards available for additional safety
• Belt-drive models offer self-adjusting, idler-style belt tensioner for easy adjustment or direct-drive options
• Prelubricated, permanently sealed ball bearings with optional remote bearing lubrication system for easy maintenance
• Variable frequency drive (VFD) compatible motors option
• Available in 30”, 36”, and 48” sizes, with 24”, 42” and 54” customized options
   

Galvanized slant wall exhaust fans by Schaefer Ventilation are also available with these additional features:

• 3-wing or 5-wing galvanized blade for maximum efficiency, airflow, and quiet operation
• Durable and corrosion-resistant powder coated steel vertical uprights for reliable housing and motor support
• Available in 24”, 30”, 36”, 48” and 54” standard, with 42” customized options
   

Both aluminum and galvanized models are made in the U.S. using industrial- grade components. Equipment ships fully assembled with shutters to be installed in the field.

For more: www.schaeferfan.com

Multifan V-FloFan: vertical ventilation for greenhouses

Ventilation in today’s modern greenhouses plays a vital role in the uniform development of crops. With the Multifan V-FloFan, Vostermans Ventilation offers growers the opportunity to reduce the negative impact of humidity, in a simple, energy-efficient way, with the vertical and horizontal airflows resulting in an active microclimate on crop level. 

Fan features:

• Optimal vertical airflow through a special aerodynamic outflow hood
• Applicable for several cultivation systems and crops by an outflow hood
• Redued number of fans per surface area in comparison to similar systems
• Energy-efficient fans and motors were developed and produced according future directives
   

For more: www.vostermansusa.com