Complete Refill Kit for Large 66Q Monotub - Includes Grain Spawn & Bulk Substrate

Complete Large 66Q Monotub Refill Kit – Everything You Need to Keep Growing!
Keep your cultivation journey thriving with our Complete Large 66Q Monotub Refill Kit—a cost-effective way to continue growing without purchasing a whole new system. Designed to deliver everything you need for your next successful flush, this all-in-one kit comes packed with high-quality grain spawn, nutrient-rich substrate, filter disks for optimal airflow, and a custom-fit liner for efficient moisture retention. Simply add your preferred spore syringe or liquid culture, and you’re set to watch your harvest flourish again and again.

What’s Included:

• (2) 5-Grain Spawn Bags – Filled with premium grains for robust mycelium growth.
• 10 Pounds of Select Bulk Substrate – Two 5lb bags of pre-mixed, pasteurized, and loaded with nutrients to encourage vigorous colonization.
• 6 Monotub Filter Disks – Maintain ideal airflow and humidity while reducing contamination risks.
• Custom-Fit Black Monotub Liner – Helps retain moisture, promote even colonization, and simplify cleanup.

Engineered for ease of use, this cost-effective refill kit supplies all the critical components you need to keep your Large 66Q monotub thriving—just add spores or culture, and watch your harvest come back to life.