14x18x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack cube The Orcon Grub Control (7

The Orcon Grub Control (7 million) (GC-R7M) are microorganisms that contains beneficial nematodes

Daisy-chain up to 5 units (4 of these add-on units plus the the Commercial Mat MTMDU)

Lumina is a bioavailable source of plant nutrients that can promote plant vigor and nutrition

A curved drainage grid with wider channels simplifies cleaning while newly engineered corner gussets allow for greater support

it is recommended to use a power expander (such as the Autopilot Lighting Controller)

14x18x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack cube The Orcon Grub Control (7Nordic Pure Custom MERV 14 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition