- 4" High-Power Fan Unit with Brushless Motor
- 6" x 4" Reusable & Washable Filter Vent
- Adjustable Speed Controller & 110V Power Supply
- 20" Pre-installed Double-Sided Adhesive
- Comprehensive Instructions
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Midwest Grow Kits Fresh Air Amplifier Fan Unit For Ecosphere Greenhouse Systems
- Refreshes total air volume inside the Ecosphere enclosure in minutes
- Brushless motor with adjustable speed dial for airflow calibration
- Uses a washable 6 inch by 4 inch filter vent system
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VOLUME PRICING
Commercial & Bulk Purchasing
We support operations & licensed facilities with volume pricing, dedicated account managers, and custom equipment consultation.
- You are adding active air exchange to your Ecosphere because your current harvest is stalling due to oxygen starvation.
- You are upgrading your existing setup because passive filter disks cannot keep up with the demands of hungry species.
- The brushless motor is a major step up because it maintains consistent pressure without the typical noise of cheaper fans.
- The dial allows for fine adjustments that we find are necessary once the biomass starts filling out the tent.
- Users who swapped out their passive filters for this unit report that their harvest growth speeds up almost immediately.
- Growers who installed this fan say they no longer struggle with stalled development during the final maturation phase.
Midwest Grow Kits Fresh Air Amplifier Fan Unit For Ecosphere Greenhouse Systems
Are your gourmet mushrooms stalling out, failing to reach their full potential despite perfect humidity and temperature? The problem often isn't your technique—it's a lack of fresh air. The Midwest Grow Kits Fresh Air Amplifier is the definitive upgrade for your Mushroom Ecosphere 3.0, engineered to solve oxygen starvation and unlock massive yields.
While the standard filter disks on your tent are adequate for many species, gourmet varieties like Lion's Mane and Oyster mushrooms are oxygen-hungry. They require active, consistent air exchange that passive filters simply can't provide. This purpose-built unit uses a powerful fan to actively draw fresh, oxygen-rich air into your greenhouse, allowing your mushrooms to breathe, grow larger, and develop faster.
Featuring a high-power 4" brushless motor, this fan can completely refresh the air inside your Ecosphere in just minutes. With the adjustable speed dial, you can fine-tune the airflow to meet the precise needs of your specific mushroom variety. The entire system is designed for seamless integration, making it an essential tool for any serious cultivator looking to maximize their harvest. It's one of the most impactful upgrades you can find among our mushroom growing supplies.
What's Included
Features
💨
High-Performance Fan
A powerful 4-inch brushless motor completely refreshes your Ecosphere's air in minutes.
🎛️
Precise Airflow Control
The adjustable speed dial lets you customize airflow for different mushroom varieties and growth stages.
♻️
Reusable Filter System
The 6"x4" washable filter vent prevents contaminants while ensuring consistent, clean airflow.
🔧
Effortless Installation
Pre-installed double-sided adhesive and clear instructions ensure a quick and secure setup.
Specifications
| Specification | Value |
|---|---|
| Fan Size | 4 inches |
| Filter Size | 6" × 4" |
| Motor Type | Brushless |
| Power Supply | 110V |
| Speed Control | Adjustable dial |
| Adhesive Length | 20 inches (pre-installed) |
| Filter Type | Reusable and washable |
| Timer Compatibility | Works with any standard household timer |
FAQs
Why do I need this fan if my Ecosphere already has filter disks?
The standard filter disks provide passive air exchange, which is sufficient for some mushroom species. However, gourmet varieties with high oxygen demands require active circulation. This fan unit actively pulls fresh air into the tent, preventing CO2 buildup and ensuring your mushrooms have the oxygen they need to grow large and healthy. It's a critical upgrade for maximizing yields in an enclosed system like the Mushroom Ecosphere.
Which mushroom varieties benefit most from this fan?
This fan is essential for any oxygen-demanding gourmet mushrooms. You will see a significant improvement in size and growth speed for varieties such as Oyster, Lion's Mane, King Trumpet, and Shiitake. If you are using advanced mushroom grow kits, this fan is a highly recommended accessory.
How often should I run the fan?
The ideal schedule depends on your specific mushroom variety and the ambient air quality. A common practice is to connect the fan to a household timer and run it for 15-30 minutes every 2-4 hours. You can adjust the frequency and duration based on your mushrooms' development. The adjustable speed dial also allows you to control the intensity of the air exchange.
Where is the best place to install the fan on the tent?
You have two main options: 1) Install it near the top of the tent to draw fresh air in, pushing the heavier CO2 down and out through passive filters. 2) Install it near the bottom to actively extract CO2, which naturally sinks. Both methods are effective, and the filter will capture any potential contaminants regardless of placement.
How do I clean and maintain the filter?
Maintenance is simple. When the filter appears dirty, gently remove it and hand wash it under cool running water. Do not use soap. Allow the filter to air dry completely before reinstalling it. If the adhesive ever weakens, it can be reinforced with standard double-sided fabric tape.
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Questions About This Product?
Our specialists are happy to help. Call us or send a message and we'll get back to you within one business day (most of the time within a few hours.)
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