This video is part of the Insulation Course. Rockwool Safe n Sound (0:30) Placing Rockwool underneath bathtub drain plumbing (0:40) Using Grip Rite mineral wool knife to cut Rockwool (1:10) Cutting Rockwool for horizontal pipes (1:40) Cutting Rockwool around wye and underneath toilet closet bend (2:50) Placing Rockwool underneath duct work (6:10) Cutting around electrical […]
