Product details:
The Dial 3431 EM-1 Rigid Media (4 piece) is a highly-reliable, durable product from Dial. This rigid media is designed for use with EM-1 coolers, and measures 31-1/2" wide, 17-1/2" high, and 3-1/2" deep. It features a fast wet-out, heavier paper design for more water, and a consistent performance.