Irwin Strait-Line 8 oz Permanent Red Chalk

The Irwin Strait-Line 8 oz Permanent Red Chalk is a long-lasting marking chalk from Irwin Industrial, packaged in an 8-ounce refill bottle for chalk reels. The permanent red formula snaps bold lines that resist weather and traffic, so reference marks stay put through exterior EIFS, stucco, and masonry work.

Key features

• 8 oz refill bottle for chalk reels
• Permanent, long-lasting red marking chalk
• Bold lines that resist weather and foot traffic
• Strong contrast on light-colored surfaces
• Trusted Irwin Strait-Line quality

How contractors use it

Crews reach for permanent red when layout lines need to last. It is snapped for cut lines, reference lines, and control points on EIFS, stucco, and masonry jobs that stay exposed, where a temporary chalk would wear away before the work is complete.

Why buy from New England Building Supply

New England Building Supply Corp is a Connecticut EIFS, stucco, and masonry supplier in Meriden, CT. We support contractors with competitive contractor pricing and quotes, deep inventory on layout and chalk supplies, and job-site delivery across the region. Call (203) 565-4719 or request a quote.

Frequently asked questions