GSHVLS fans blanket a very large area with constantly moving air to create an expansive comfort zone. As a result, this large ceiling fan can create an evaporative cooling effect of 3 to 4 degrees Celsius throughout the facility.
GS HVLS FAN don’t change....That is unless you work with Envira-North Systems. Since 2003, we’ve continually searched, tested and modified airfoils to maximize their efficiency – solely for the purpose of moving large volumes of air a low speeds. Here’s what we’ve done:
Increased air speeds.
Reduced operating costs.
Decreased noise.
Streamlined appearance.
Sailfin represents everything users want in an HVLS Fan, it looks nice, moves a ton of air and consumes very little energy!
Diameter Fans
Varying Degree Angle
of Attack
Warranty (Blades & Hub)
Breeze
Fans range from 3.7 to 7.3 m (12 ft to 24 ft) in diameter.
6MPH breeze.
Variable speed operation.
Minimal 2.5" blade flex.
Up to 23° angle of attack.
Less torque.
GS HVLS fans come with a lifetime warranty on the blades and hub. The motor and VFD control panel come with a three year limited warranty.
Envira-North’s blade toppers prevent a rotor from failing in the unlikely event of a catastrophic failure of the hub or drive system.
| What kind of maintenance do the GS HVLS Sailfin fans require? | Does the fan create negative or positive pressure in a structure? | Who will install Envira-North Systems Ltd. GS HVLS Sailfin Fans? |
| The blades should be cleaned once or twice a year. Once a year, mechanical connections be checked for proper tension. This also includes electrical connections in the fan controller and motor. The oil level in the gear reducer should be checked once a year. | The fan does not create negative or positive pressure as it only moves air. | In most cases the customer prefers to install their own fan; however Envira-North Systems Ltd. can provide installation or recommend an installer. |
| What is the warranty of the GS HVLS Sailfin fan? | What is the cost to operate an GS HVLS Fan? | Do you have any testimonials of customers who have purchased your products in the past? |
| Lifetime warranty on the blades and hub, limited 3 year warranty on the motor and fan controller. | Pennies per hour. | Included in our promotional material is a list of references and testimonial letters from some of our customers. |
