Carbon Air Vent Filters 4x12 (Register Vent Filters) 1 Pack of 12 coco Avoid unnecessary contact with plants

Avoid unnecessary contact with plants after treatment

we recommend using a Phat Muffler on both the intake and exit of your inline fan

Package Dimensions:                275mm(L) x 85mm(W) x 95mm(H)

These include open-style and wing-type reflectors

Doesn’t alter the taste or smell of growing crops or finished produce

Carbon Air Vent Filters 4x12 (Register Vent Filters) 1 Pack of 12 coco Avoid unnecessary contact with plantsQty Per Unit: Package of 12 Carbon Register Air Vent Filters Electrostatic Register Vent Filtration Pure Carbon Air Vent Filters have a permanent electrostatic charge to help trap dirt, dust, smoke & pollen sized particles through furnace AC registers. Keeps dirt & objects from falling into ducts. Can be trimmed to fit standard size vents 4" X 12" and under. Why use AIR Vent Filters? Air Register Vent Filters are made of a self charging electrostatic