Rosin Industries 50 Micron Stainless Steel Tubes (1=5/Pack) Replacement MERV-11 filter for the

Replacement MERV-11 filter for the Quest PowerDry 1300 and RDS10 Portable Dehumidifiers

Also known as Horizontal Air Flow (HAF) fans

The bag is a 30 gallon grow bag with just less than 20 gallons of the finest quality potting mix

pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings

It is ideal for water-sensitive crops

Rosin Industries 50 Micron Stainless Steel Tubes (1=5/Pack) Replacement MERV-11 filter for theRosin Industries Stainless Steel Screen Tubes are made of 100% stainless steel. Each screen is 9 in x 1 in and is available in both 25 and 50 micron. Ideal for pressing finer material that is completely solvent free. Each package contains 5 screen tubes.