Fall Specials Two free Odor Destroyer Blockers with any complete air duct cleaning service ($50 value). This promo ends on 10/31/23. $59 Dryer Vent Cleaning when you spend $999 or more. This promo ends on 10/31/23. Spend $1,500 and get a free dryer vent cleaning ($249 value). This promo ends on 10/31/23.