Light Deprivation Greenhouse Exhaust Fan Blackout Fans Kit Light Dep Grow Flower

Description

Light DeprIvation Exhaust Fan for Greenhouse Blackout Exhaust Fans Light Dep 420
Light Deprivation fan
is a crucial piece of your greenhouse light deprivation system for healthy, robust, and profitable blooms.
Without the proper ventilation during the light deprivation stage, heat, mold, and disease can quickly destroy your crop setting you back a whole season.
All our fans have Two Year and the Gold Star motors are covered with Three Year Warranty!
Please contact us if you have shipping dock or access to a fork lift. Lead time is about 7-10 days.
Click here to buy Galvanized Weather Hood Cover for exterior shutter side to protect your fan
The first thing that you need to determine is the amount of air required. This is stated in CFM (Cubic Feet of Air per Minute).
Use the following formula to determine the CFM required for your greenhouse:
CFM = Length x Width x 12
Example
: Greenhouse 12' wide and 36' long
requires 5184 CFM (12 x 36 x 12)
Light Dep Exhaust Fan details
Size
Phase
CFM
Drive
Prop
Rough Opening
24"       1"
4,267
Direct      3-Alm   37.65" square
30"       1"
6,216
Direct      3-Alm   43.55" square
36"       1"
10,948
Belt       4-Glv    47
¼"W x 47
¼"H
42"       1"
13,064
Belt       3-Glv    53"W x 53"H
Size
Phase
CFM
Drive
Prop
Rough Opening
24"       3"
4,457
Direct      3-Alm   37.65" square
30"       3"
6,259
Direct      3-Alm   43.55" square
36"       3"
11,044
Belt       4-Glv    47¼"W x 47¼"H
42"       3"
13,957
Belt       3-Glv    53"W x 53"H
Light Dep Exhaust Fan with
Gold Star motors
details
Size
Phase
CFM
Drive
Prop
Rough Opening
24"       1"
4,854
Direct      4-Ply    37.65" square
30"       1"
6,551
Direct      3-Alm   43.55" square
24"       3"
4,252
Direct      3-Glv    35"W x 35"H
30"       3"
6,645
Direct      3-Alm   41"W x 41"H
More details about our light deprivation fans:
Allows for bigger, higher quality, larger profit,  flowers
Test data is for fan with light trap enabling dependable and accurate air exchange calculations
Fan with light trap mounts flush to the interior  of the building freeing up valuable space in your greenhouse and eliminating a protruding ledge that can collect debris and possible pathogens
H-frame:
H-frame - Heavy 12 gauge steel for strength
Galvanized for long life
Prop:
Precision balanced for efficiency, extended fan life, and reduced noise
Bearings:
Eccentric locking
Pre-lubricated
Permanently sealed and rubber mounted to  improve operation and reduce prop fatigue
Venturi:
Precision machined for consistent predictable performance
Contact us if you have any questions.
Shipping Policy
Fast and FREE Shipping Guaranteed! Most orders are shipped within 24 hours. Some items may ship directly from a warehouse to ensure fast delivery.
We only ship to the confirmed Paypal address.We reserve the right to cancel any order for any reason at any time. No local pick-up.
Returns
We are always here to help the best possible way we can. Our shop will always look out for your interests, please be patient if there is a problem.
In case you receive damaged or defective merchandise we will replace it with a new one for free. Exchanges are subject to availability
If you would like to return your merchandise please contact us for a return authorization and the return shipping address.
We offer a 30-day return policy from purchase date. We gladly accept returns for all reasons, no questions asked.
Feedback
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As long as you are happy with your purchase (we will make sure you are) please don't forget to leave us a positive feedback, we will really appreciate it!
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International Shipping
Do you ship to my country? How much will it cost?
If we ship to your country, you will see the shipping cost and import charges under the
Buy It Now
box. If you can't find it on the page, we do not ship to your country.
We offer international shipping through
eBay's Global Shipping Program
. International sales are final. We cannot return or refund international orders.
All electronic products run at 120V if not mentioned else.