Before you waste a lot of time looking for portable fence, visit www.concordcrowdcontrol.com. Concord Crowd Control has 20+ years of experience in providing safety and construction barricades to the industry. Their portable fence is constructed of a high density polyethylene that is that is visually appealing, durable, rust free and easy-to-handle. It is so pretty you may even want it for your dog fencing. This portable fence product was designed with the North American climate in mind. It has a Thermal Resistance of +120 ºF, and is immune to extreme temperature changes, giving it a cold resistance as low as -40 º. It is reliable and designed to last a lifetime.