Liquid Paint Marker can mark rough and rusty materials.

Press Release Summary:

Available in 14 colors, PRO-LINE® XT features highly visible paint formula that allows for continuous marking on rough, rusty, and dirty surfaces, with paint that does not fade. Enamel-based paint binds quickly to surface to offer resistance to wear, weather, UV, and chemicals. Free of Xylene and many other harmful chemicals commonly found in liquid paint markers, PRO-LINE XT features marking temperature range of -50 to 150°F.

Original Press Release:

Markal Introduces the Newest Marking Solution for Extreme Jobs

The Newest Member of the PRO-LINE® Family, the PRO-LINE XT Boasts an Enhanced Formula for Superior Durability on Rough and Rusty Materials

ELK GROVE VILLAGE, IL – In today’s ever-evolving industrial fields, trade professionals are gravitating towards products that offer superior performances and long-lasting results. To meet this growing demand, Markal® has designed the PRO-LINE® XT, the latest innovation in an already extensive line of marking solutions that specializes in marking on dirty, rusty surfaces with paint that does not fade, even in the most extreme conditions.

Available in 14 bold colors, the PRO-LINE XT features an innovative, highly-visible paint formula that allows for continuous marking that won’t slow you down, even on rough, rusty, and dirty surfaces. The enamel-based paint binds quickly to the surface to offer the ultimate wear, weather, UV, and chemical resistance, improving part traceability and eliminating lost parts and reworks, which save time and money.

Engineered to perform in some of the world’s toughest environments, the marking capabilities of the new PRO-LINE XT make it the ultimate liquid paint marker for trade professionals in steel warehouses, metal production factories, welding, machining shops, ship building and the oil and natural gas industries. Now, industry professionals can mark on rough, dirty or rusty materials with confidence that mark will last.

“Leveraging more than seven decades of experience in the industrial marking field, the experts at Markal are constantly developing products that meet trade professionals’ changing needs on the job,” said Kevin Talbott, Market Manager for the Industrial Division at Markal. “The new PRO-LINE XT offers tradesmen a tool they can trust to leave long-lasting marks on the toughest of surfaces.”

Markal believes that performance shouldn’t be sacrificed for safety, which is why the PRO-LINE XT is free of Xylene and many other harmful chemicals commonly found in liquid paint markers. Boasting a marking temperature range of -50°F to 150°F (-46°C to 66°C), this marker also offers 12 color options that are low in chlorides, halogens, and sulfur for use on stainless steel or with any low corrosion marking applications. Packing a lot of marking power into one small tool, the PRO-LINE XT offers trade professionals the perfect specialized solution for their marking needs.

LA-CO Industries is a diversified manufacturer of the Markal brand of industrial marking products, the LA-CO brand of plumbing chemicals and supplies, and the All-Weather® brand of animal health marking products. Since 1934, LA-CO has manufactured the finest industrial marking and plumbing products.

Based in Elk Grove Village, Illinois, LA-CO manufactures more than 2,000 products for the plumbing, HVAC, industrial, agricultural, lumber, welding and other industries. Today, LA-CO products are sold around the world through a network of 6,500 distributors in the U.S. and more than 50 countries globally. For seven decades, one overriding ideal has shaped the face of family-owned LA-CO and its extensive product offering: listening to the needs of the customer. For media inquiries, please contact Samantha Cary at 312-946-6004 or For more information, please contact LA-CO Industries, Inc./Markal at 1201 Pratt Boulevard, Elk Grove Village, IL 60007; (800) 621.4025, or visit online at or .

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