upgrade you to his new proshield plus air purifier. it combines the truman cell with the revolutionary new helios shield for even greater odor elimination. he'll also send you his amazing cordless refrigerator air purifier... and dual-purpose speed sweep cordless electric vacuum. together they're a $150 value, but they're yours free! and yours to keep even if you decide to return the air purifier. that's how sure david oreck is you'll love his new proshield plus. if you don't breath easier, sleep better, wake up more refreshed, dust your home less and simply enjoy the benefits of fresh, crisp, clean air, just send it back. it won't cost you a dime to try it. i'll ship it to your home at no charge, and you decide to return it, i'll even pay to take it back. you've got nothing to lose. call now and get the proshield plus, and pay no interest ever. plus david oreck's incredible refrigerator air purifier, and cordless vac both free. pick up the phone right now and give me a call! you'll be glad you did.