Type 3B - 8″ X 5″ X 19″- 2.2 Mil - 1.5” x 1.5” 0.5 micron B Filter - Typical Block Size: 5-7 lbs

This bag is identical to bags 14-A and 3-T except that it has a type B Filter which is best used for Oyster Mushrooms due to it's higher air transfer rate. It is often used with substrate for mushroom production and holds about 5 pounds of substrate.

Unicorn Bag Type 3B - 10 Count
Unicorn Bag Type 3B - 10 Count
Unicorn Bag Type 3B - 10 Count
8″ X 5″ X 19″- 2.2 Mil - 1.5” x 1.5” 0.5 micron B Filter - Typical Block Size: 5-7 lbs
$11.75
Unicorn Bag Type 3B - 25 Count
Unicorn Bag Type 3B - 25 Count
Unicorn Bag Type 3B - 25 Count
8″ X 5″ X 19″- 2.2 Mil - 1.5” x 1.5” 0.5 micron B Filter - Typical Block Size: 5-7 lbs
$23.22
Unicorn Bag Type 3B - 50 Count
Unicorn Bag Type 3B - 50 Count
Unicorn Bag Type 3B - 50 Count
8″ X 5″ X 19″- 2.2 Mil - 1.5” x 1.5” 0.5 micron B Filter - Typical Block Size: 5-7 lbs
$32.50
Unicorn Bag Type 3B - 75 Count
Unicorn Bag Type 3B - 75 Count
Unicorn Bag Type 3B - 75 Count
8″ X 5″ X 19″- 2.2 Mil - 1.5” x 1.5” 0.5 micron B Filter - Typical Block Size: 5-7 lbs
$48.25
Unicorn Bag Type 3B - 100 Count
Unicorn Bag Type 3B - 100 Count
Unicorn Bag Type 3B - 100 Count
8″ X 5″ X 19″- 2.2 Mil - 1.5” x 1.5” 0.5 micron B Filter - Typical Block Size: 5-7 lbs
$53.89
Unicorn Bag Type 3B - 150 Count
Unicorn Bag Type 3B - 150 Count
Unicorn Bag Type 3B - 150 Count
8″ X 5″ X 19″- 2.2 Mil - 1.5” x 1.5” 0.5 micron B Filter - Typical Block Size: 5-7 lbs
$76.25
Unicorn Bag Type 3B - 500 Count
Unicorn Bag Type 3B - 500 Count
Unicorn Bag Type 3B - 500 Count
8″ X 5″ X 19″- 2.2 Mil - 1.5” x 1.5” 0.5 micron B Filter - Typical Block Size: 5-7 lbs
$213.10
Unicorn Bag Type 3B - 1000 Count
Unicorn Bag Type 3B - 1000 Count
Unicorn Bag Type 3B - 1000 Count
8″ X 5″ X 19″- 2.2 Mil - 1.5” x 1.5” 0.5 micron B Filter - Typical Block Size: 5-7 lbs
$395.66