AirScape Sierra 3400
A premium ducted fan for a typical home in a cold or mixed climate, where the motorized R13 doors earn their cost.
HVACQuick $2,049$2,049
7 AirScape whole house fans ranked. Each one is scored and ranked against every brand in its size, so "#3 mid-size" means third of all mid-size whole house fans here, not third among AirScape's own.
AirScape makes 7 current whole house fans: 4 3,001 to 5,000 CFM and 3 over 5,000 CFM. Prices run from $1,459 for the AirScape Ventura 3200 to $2,289 for the AirScape Sierra 5300. Its best-rated model in each size: the AirScape Sierra 3400 (#13 of 16 3,001 to 5,000 CFM, rated 3.3) and the AirScape Sierra 5300 (#3 of 5 over 5,000 CFM, rated 2.7).
Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
AirScape whole house fans 7
- AirScape Sierra 3400#13 3,001 to 5,000 CFMFull review
A premium ducted fan for a typical home in a cold or mixed climate, where the motorized R13 doors earn their cost.
HVACQuick $2,049$2,0493,440 CFM11.552 dBA - AirScape Ventura 3400#14 3,001 to 5,000 CFMFull review
A ten-speed ducted fan for a typical home in a mild climate; the uninsulated door makes it a poor fit where winters are cold.
HVACQuick $1,559$1,5593,342 CFM11.452 dBA - AirScape Sierra 3200#15 3,001 to 5,000 CFMFull review
A premium ducted fan for a typical home in a cold or mixed climate, where the motorized R13 doors earn their cost.
HVACQuick $1,919$1,9193,307 CFM10.660 dBA - AirScape Ventura 3200#16 3,001 to 5,000 CFMFull review
A ten-speed ducted fan for a typical home in a mild climate; the uninsulated door makes it a poor fit where winters are cold.
HVACQuick $1,459$1,4593,217 CFM10.460 dBA - AirScape Sierra 5300#3 over 5,000 CFMFull review
A premium ducted fan for a large home in a cold or mixed climate, where the motorized R13 doors earn their cost.
HVACQuick $2,289$2,2895,527 CFM5.968 dBA - AirScape Ventura 5300#4 over 5,000 CFMFull review
A ten-speed ducted fan for a large home in a mild climate; the uninsulated door makes it a poor fit where winters are cold.
HVACQuick $1,799$1,7995,497 CFM6.168 dBA - AirScape Ventura X9#5 over 5,000 CFMFull review
A ten-speed ducted fan for a large home in a mild climate; the uninsulated door makes it a poor fit where winters are cold.
HVACQuick $1,799$1,7995,212 CFM5.668 dBA
