10x22x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack ac-dehumidification-humidification The larvae are up to

The larvae are up to 13mm long and are white with a wax like covering (similar to mealybugs)

The Grow1 Digital Microscope uses 'Plug & Play' technology (included Mini CD ROM not required) and takes still photos

controlled environments

The vessels keep the plants small

These shoe covers are environmentally friendly and can be recycled after use

10x22x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack ac-dehumidification-humidification The larvae are up toNordic Pure Custom MERV 13 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