A new line of radon mitigation products by Tjernlund Products is now available for HVAC contractors who wish to expand their residential services. The product line includes: the Radon VAC side-wall-vent ASD (active sub-slab depressurization) system; P-series high-performance in-line fans and in-line fan booster for roof-terminated ASD systems; RX2 ventilator-basement fan; RX2 and RV2 ventilator crawl space fan; universal fan alarm; and radon monitor and alarm.

Tjernlund Products Inc., 1601 Ninth St., White Bear Lake, MN 55110-6794; (800) 255-4208; fax (651) 426-9547; www.tjernlund.com.