A 3-stage filtration system helps prevent clogs
and particularly noted for their performance with heavy-mineral content
Heat with portable hair dryer to shrink tight and clear
Specifically designed for controlling roof de-icing cables
Helps prevent future soils
Hillman 375311 Phillips Tapper Concrete Screw, 1/4" x 3.25", 100 Pack HELLOFALL10 A 3-stage filtration system helpsUse with tapper bits for best performance BLUE Perma Seal coated. Ultimate tension 4,000 PSI concrete 2,330 LB, ultimate shear 4,000 PSI concrete 2,390 LB. 1 4" x 3 1 4" Tapper concrete screw with bit Phillips flat head Blue Perma Seal coating 1 3 4" Embedment Ultimate tension 4,000 PSI concrete 2,330 LB Ultimate shear 4,000 PSI concrete 2,390 LB 100 Pack.