Maximum break strength: 10000 lb

wall board

brown through red (levels 2–5)

this system can provide measurable improvement to blower door test results for air exchanges per hour

Blade securely attached to wooden handle

TASK Heavy Duty Magnetic Box Beam w/ Plumb Site 48" Level 12V Maximum break strength: 10000 lbReinforced profile to maintain accuracy in tough working conditions 2 solid acrylic vertical vials with Plumb Site Dual View vial Accuracy: 1 magnified horizontal solid acrylic vial for a clear view of bubble 2 finely milled surfaces with V Groove for pipe measurements Rubber shock proof end caps to protect the levels integrity Ergonomic Bi material handle for a comfortable grip"