QuietCool Energy Saver Classic - QC ES-5400

QuietCool Attic Fans ES-5400 for Hydroponic Grow Rooms

The QuietCool Energy Saver Classic – QC ES-5400 is a high-performance QuietCool attic fans system engineered to quietly exhaust hot, stale air while pulling in cooler, fresher air—ideal for keeping hydroponic grow rooms and homes comfortable. With a hi/low airflow of 5,422/2,719 CFM and coverage up to 2,700 sq ft at 2 CFM per sq ft, this ducted whole house fan helps protect plants from heat stress while reducing reliance on traditional AC. Its patented self-contained duct and remote motorhead hang in the attic, acting like a cool attic whole house fan that neutralizes sound and vibration so it can run at night without disturbing sleep or sensitive spaces. Operating at just 50 dB on high and 41 dB on low, this ducted attic fan offers efficient, quiet climate control with energy use as low as 82 watts on low speed.

Ducted Whole House Fan with Easy Install and Long Warranty

Designed as one of the best whole house fans for simple installation, the QC ES-5400 requires no framing or joist cutting and fits standard 16" or 24" on-center joists with a 14 1/4" x 30 1/4" rough opening and removable 16" x 32" grille. The system includes the ES-5400 motorhead, damper box, ceiling grille, 9-foot duct, cut-out template, accessory bag, and window locks, and pairs perfectly with an 8-hour electronic timer, double 3-way switch, or Wi-Fi smart control (sold separately). Barometric pressurized R5 dampers help seal the system when not in use, while the whole house inline fan layout keeps noise away from your grow area and living space for a cleaner, more comfortable environment. Backed by a 10-year warranty, this QuietCool attic fans ES-5400 is built for long-term reliability in demanding hydroponic and residential applications.

Key features:

• High CFM airflow for heat management – Up to 5,422 CFM on high quickly exhausts hot, stale air from grow rooms, helping prevent heat stress and protecting plant health under intense grow lights.

• Ultra-quiet operation near plants and people – Patented ducted design with the motor in the attic delivers 50 dB (high) / 41 dB (low) in-room sound, so you can run ventilation during dark cycles without stressing plants or disturbing sleep.

• Energy-efficient two-speed motor – Uses 728 W on high and only 82 W on low, giving growers an efficient alternative or complement to AC for cooling and air exchange.

• Easy installation in existing structures – No framing or joist cutting required; fits 16" or 24" on-center joists with a simple ceiling cut-out using the included template, ideal for retrofitting homes or grow spaces.

• Ducted whole house / attic design – The 20" diameter, 9-foot duct and barometric R5 dampers keep noise and vibration in the attic while helping control backdrafts and unwanted air movement when the fan is off.

• Reliable, long-term solution – A 10-year warranty, durable motorhead, and compatibility with timers and Wi-Fi smart controls make it easy to automate air exchanges for consistent hydroponic climate control.

Specifications: