Strait-line Powder Chalk, Red, 4 Oz. Plastic Bottle

Introducing the Irwin Strait Line 4 oz. Red Powder Chalk, now available at Penns Valley Building Supply in Spring mills, PA. This high-quality marking chalk is designed to provide precise and reliable lines on a variety of surfaces, making it an essential tool for professionals and DIY enthusiasts alike in Spring mills. Crafted from calcium carbonate and red iron oxide, this chalk offers excellent visibility and durability for your marking needs.

• Premium composition: Made from calcium carbonate and red iron oxide, ensuring vibrant and long-lasting red lines.


• Optimal physical properties: Features a specific gravity of 3.3 to 3.35 and a relative density of 3.4 to 3.45, providing consistent chalk flow and marking quality.


• Balanced pH range: With a pH between 8.5 and 9.5, this chalk is formulated to be gentle on surfaces while maintaining effectiveness.


• Odorless formula: Allows for comfortable use without unpleasant smells during extended marking tasks.


• Innovative flip-top cap: The newly engineered cap seals the chalk in an air-tight chamber, preventing spills and moisture intrusion to reduce clumping and maintain chalk quality.


• Convenient packaging: Comes in a durable 4 ounce plastic bottle that is easy to handle and store.

The Irwin Strait Line red powder chalk is perfect for a wide range of applications in Spring mills, from construction layout and carpentry to landscaping and masonry projects. Whether you are marking straight lines on wood, concrete, or other surfaces, this chalk ensures clear, sharp lines that help improve accuracy and efficiency. Professionals in Spring mills will appreciate the reliable performance and mess-free design, while DIY enthusiasts will find it easy to use for home improvement and craft projects.



Imagine marking precise guidelines for framing a new deck, laying out tile patterns, or aligning fence posts with confidence using this dependable chalk. Its odorless nature and moisture-resistant packaging make it suitable for indoor and outdoor use, even in varying weather conditions common in PA. The flip-top cap design keeps your workspace clean and your chalk ready to perform whenever you need it.



In summary, the Irwin Strait Line 4 oz. Red Powder Chalk is a must-have marking tool for anyone in Spring mills, PA seeking accuracy and convenience. Available at Penns Valley Building Supply, this chalk combines quality materials with thoughtful design to support your projects with clear, consistent lines every time.