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- Attic Fans & Vents
- Attic Fans - Powered
- Lomanco Lomancool 2000 Roof Mounted Attic Fan

Lomanco Lomancool 2000 Roof Mounted Attic Fan
Lomancool 2000 all-aluminum powered roof-mounted ventilator. Complete with thermostat to control the fan. Ventilates up to 1500 square feet of attic. For larger attics use multiple fans.
All-aluminum construction. Deep drawn flange and unique rain shield keep water out. Factory-set adjustable thermostat (switches on at 100 degrees and off at 85 degrees). Thermostat features a "push to test" button. Balanced fan blades for quiet operation. 8x8 aluminum screen attached for insect protection. 5 Year limited warranty.
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Do you have questions about the products on this page? Click on the ? image on the left or this link to ask us your questions! |
#1 | Q: Can we order replacement hoods? A: We do not sell replacement parts. You might want to check with Lomanco directly. Asked on 2022-08-30 by Darren |
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#2 | Q: Are older lomanco mtrs model #F051002468 (Sept 1994) available? A: No. We only have current models. Sorry. Asked on 2021-07-02 by Steve |
#3 | Q: Does this product come with humidistat or it needs to be purchased separately? A: These are the thermostat only version. No humidistat included. Asked on 2020-06-24 by Barbaros |
#4 | Q: You mentioned the bearings get noise with age. Do you have to replace the whole unit at that point?Can you get a 2 or 3 speed fan ? A: Replacement motors are available from Lomanco directly. 1 speed only. Asked on 2018-05-22 by Yoely |
#5 | Q: I have two of your attic exhaust fans with the thermostat but the roofer did not leave any instruction on how to wire the electrical. A: Here you go: http://www.hvacquick.com/catalog_files/Lomanco_2000_IOM.pdf Asked on 2016-06-11 by Elton |
#6 | Q: If I turn the thermostat so the fan goes off will it go on at the factory setting? A: The thermostat has a 15 degree deadband. So if you turn the thermostat to say 80 F, it will go off at 80 but turn on at a temp 15 degrees higher, so 95 F. Asked on 2014-09-17 by sm |
#7 | Q: how quite is this fan? i have a nutone i believe and its loud and noisy want to replace it A: They start reasonably quiet, but over time as the bearings go they can get quite audible. Asked on 2014-06-25 by mark |
#8 | Q: How do i set the thermostat on my attic fan so that it will not run 24 hours a day? A: Set it on the higher end so it will be satisfied at 90 plus and stop running. Asked on 2014-05-31 by Fred |
#9 | Q: what temperature do you set the thermostat at, in Kansas, so the fan wont run 24/7 A: The factory Preset has the fan coming on at 100 and off at 85. Fairly typical for attic fans. Asked on 2013-10-05 by Durrel |
#10 | Q: I am shopping for an attic fan. I was looking for customers views. How amny CFM is the fan. A: As per the manufacturer, the 2000 has 800CFM. Asked on 2013-07-11 by Margie |
#11 | Q: Is this vent made in the U.S. ? A: Yes, in Arkansas. Asked on 2013-05-15 by cmv |
Related Products
Lomanco Addavent 1800 Gable Mounted Attic Fan
Addavent 1800 all-aluminum gable-mounted ventilator. Complete with thermostat to control the fan. Ventilates up to 1500 square feet of attic.

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why buy from us?
We're engineers passionate about home ventilation and serious about customer service – so you can count on us for carefully-selected equipment and expert advice to ensure your project is a success from specification to installation.
Your call is answered by qualified people who will gladly discuss your project in detail, advise you professionally and never sell you inappropriate products.