With its unique walking surface, REX™ SynFelt from Alpha ProTech Engineering offers excellent slip-resistance. It’s constructed of a high-strength woven fabric that is 10 times lighter and 20 times stronger than 30 pound roofing felt - saving up to 50 percent in installation time and labor costs. For more information, call 866-312-1837 or visit www.rex-synfelt.com.