Irwin Permanent Staining Marking Chalk Refill, 2 lb, Crimson Red, Powder Category_Shelving & Shelving Units • Reduces turbulence and waterlogging

•  Reduces turbulence and waterlogging in tanks without separate air chambers

• 3 monthly doses of RID-X® for septic tanks up to 1500 gallons

Molded-on and bonded vinyl plugs and connectors resist breaking or pulling off cord

semi-gloss or flat finish

Irwin Permanent Staining Marking Chalk Refill, 2 lb, Crimson Red, Powder Category_Shelving & Shelving Units • Reduces turbulence and waterloggingBi metal construction for faster cutting and added durability. Precision set teeth for faster, smoother cutsCuts composition materials, plastic, pipe, carbon steel, and stainless steelIncludes 11 blades suitable for the most common cutting applications. See product description for a complete list of included tools