Bath demo using a medium filter and 18″ fan. Click to watch video, notice filter is darkening. Filter washed once, upon demolition completion. Assembly suspended, increasing efficiency…
Floor sanding using Industrial filter and a 42″ fan. Click to see 42″ Industrial filter, for Sanding floors. People are living here, so we deployed 42″ fan.
Installing industrial filter on 42 inch fan. Notice fan in video is placed, “intake down”. Net is mounted to discharge side.
Notice in photo below 18 inch fan is off the floor, increasing efficiency.
24 inch filter full of Coal Dust Video of “large” filter, after 4 hrs of demolition.
Chimney removal, in 100 year old Attic . We placed fan clear of falling debris. Filtering 15,000 cubic feet per minute of air!
Barbados embroidery, dual “high volume” filters…
Large size filter after Demolition.. Large filter, after Demolition of plaster walls, ceiling…
Video: Chimney removal, in attic. 42 inch fan, filtering 15,000 cubic feet per minute!
Pre Civil Hotel, 42 inch used while raising 4 floors 4 inches….
24″ fan “high velocity motor”, rate of filtration 4,000 cubic feet per minute.
Elevated to reach “maximum efficiency”.