Carpet Shield 2-ft x 50-ft Clear 2.5-mil Construction Film (Medium-duty (2-3 Mil) in the Plastic Sheeting & Film department at Lowes.com
5 Protective Films for Total Jobsite Protection - Trimaco
Amazon.com: LSMKK Large Area Rug Protector Cover, Clear Plastic Carpet Protector with Adhesive Pad, Non Slip Transparent Vinyl Floor Mats Can Multi colored : Home & Kitchen
ES Robbins Clear 36 in. x 20 ft. Vinyl Ribbed Runner Rug 184016 - The Home Depot
Carpet Protection Mat with Adhesive-Backed Grippy - New Pig