Mammoth TT Twin Speed Inline Fan 4" 5" 6" 8" 10" 12" – Two-Speed Extractor Fan for Grow Tents & Hydroponics | Quiet Airflow Control, Ventilation & Cooling (4 Inch)

• Two-Speed Inline Fan for Flexible Airflow Control: Choose between two airflow settings to match your grow space, plant stage, or noise requirements. Switch between low and high extraction power with a built-in twin-speed motor
• Reliable Ventilation for Grow Tents & Rooms: Removes warm, stale air and helps maintain a consistent environment for healthy plant growth. Suitable for tents, grow rooms, greenhouses and indoor gardens
• Lightweight, Compact & Easy to Install: Durable plastic housing is corrosion-proof and moisture-resistant. Installs easily using straps, hooks or rope ratchets — suitable for beginners and professionals
• Quiet Operation with Strong Performance: Smooth-running motor offers efficient extraction while keeping noise levels low. Designed for continuous use with dependable long-term reliability
• Available in 6 Popular Sizes for Any Setup: Choose from 4" / 5" / 6" / 8" / 10" / 12" to match any grow tent or ventilation system. Airflow ranges from 165m³/h to 2206m³/h depending on model
• Moisture-Resistant Construction: Built with durable plastic housing that resists corrosion and moisture, ensuring long-lasting performance in high-humidity environments such as grow tents and hydroponic systems

Mammoth TT Twin Speed Inline Fans provide reliable, affordable, and simple ventilation for grow tents, grow rooms and hydroponic setups. These lightweight extractor fans feature a twin-speed switch, giving you instant control over the amount of air being moved through your space. Use the lower setting for early growth, night-time runs or quieter operation — and switch to high speed when temperatures or humidity start to rise. Designed with durable, moisture-resistant housing and a compact body, Mammoth TT fans fit easily into any tent or ventilation layout. They deliver strong airflow without the cost of premium extractor systems, making them ideal for both new and experienced growers. Why Mammoth TT Twin Speed Fans Are a Great Choice: Maintain stable grow room temperatures Improve airflow and CO₂ exchange Reduce heat from grow lights Help control humidity and prevent stagnant air Simple plug-and-play extraction Airflow Rates by Size: 4" (100mm): 165m³/h or 198m³/h 5" (125mm): 248m³/h or 284m³/h 6" (150mm): 410m³/h or 530m³/h 8" (200mm): 530m³/h or 690m³/h 10" (250mm): 1064m³/h or 1405m³/h 12" (315mm): 1750m³/h or 2206m³/h Perfect For: Grow tents Grow rooms Hydroponics Greenhouses Home ventilation setups