NORTH SPORE Boomr Bag Sterile Manure-Based Mushroom Substrate, 5lb Cloning Systems Ideal for users that do

Ideal for users that do not calibrate frequently

It can help suppress harmful pathogens and disease-causing organisms

and weighing in at just 50 pounds

the fans can be mounted in any direction

An inline fan for duct boosting designed to improve airflow in heating and air conditioning applications

NORTH SPORE Boomr Bag Sterile Manure-Based Mushroom Substrate, 5lb Cloning Systems Ideal for users that doNORTH SPORE Boomr Bag Sterile Manure Based Mushroom Substrate The best selling Boomr Bag is a sterile bulk mushroom 5lb substrate formulated by mycologists to maximize your mushroom yield. It features a proprietary blend of composted horse manure, coco coir, and several quality substrate supplements (although we keep the exact blend a secret!) Over several years, it has been perfected for dung loving mushroom species and is widely trusted by mushroom