Ned Dominick the Inspector: Horse Hair in your walls? Maybe so...
MARSHALLTOWN Wood Backed Concrete Broom, Horsehair Bristles, 36 Inch, Non-Slip Finish, Made in USA, 6598 - Masonry Brushes - Amazon.com
Kraft 48" Aluminum Natural Horsehair & Poly Blend Concrete Finish Broom — Form and Build Supply Inc.
MARSHALLTOWN 36 in. Aluminum Backed Concrete Broom-Horsehair 427HH - The Home Depot
Concrete Finishing Brushes, Horsehair & Poly Fill | RoofingDirect.com
Horsehair Hand Brush - Heima
The horsehair broom can do wonders for your concrete work. When looking for a broom finish, understand how you can utilize this concrete tool!... | By Classic Ready-Mix | Facebook