The Woodshop Shed

Shop-made Air Filtration System (1500 cfm; ACH 20)

Furnished content.
(from Lumberjocks.com)


Supplies: Furnace blower (second hand); scrap ply
Consumables: Pre-Filters – Merv 5 (MPR 300) & MERV 7 (MPR 600); Filters – Merv 11 & 12 (MPR 1000 & 1500)Key parameters:Furnace blower: Rated for about 1500 cfm
Air changes per hour (2 car-garage; 8' ceiling): 20 (6 is the recommended minimum number)
Noise Level: About 80 dB at exit; 60 dB at workbench (NIOSH recommended exposure limit is below 85)
(Source: https://www.filtrete.ca/3M/en_CA/filtrete-ca/filtrete-science/mpr-vs-merv/#chart)An example for comparison with a commercial system: https://www.globalindustrial.ca/p/tools/woodworking/dust-control/afs-1200-air-filtration?infoParam.campaignId=T9F&gclid=EAIaIQobChMI5PjjwNam7gIVvh-tBh1F0QkEEAYYAyABEgJfgPD_BwE

0 comment(s)