Irwin 4935526 Strait-Line Permanent Marking Chalk, Midnight Black, 4 LB Mounting Use for new construction protection

Use for new construction protection over wood floors

Sealer/Preserver/Finish for Marine Teak

Size: 10" x 60"

Guaranteed protection 8 years on decks and 20 years on fences and siding

Each cartridge allows for two activations before replacement is needed

Irwin 4935526 Strait-Line Permanent Marking Chalk, Midnight Black, 4 LB Mounting Use for new construction protectionHighlights: Size: 4 lbs Midnight black color Chalk Type: Permanent Product Type: Marking Chalk Color: Midnight Black Number in Package: 1 pk Visible after weeks of weather exposure and jobsite wear Reduces need for spray sealant Stains surfaces Cancer and Reproductive Harm www. P65Warnings. ca. gov.