Ventilation offers from Amazon.com

AccuTemp Plus Digital Thermostat. Electrically Reversible Air Flow Control. Air Intake, Exhaust, or Exchange. On/Off Programmable Timer, Multiple Speed Settings.
Price: $29.99 [Notify me when price goes down.]

Designed and Safe to Use in a Window. Two Speed Settings. Built in Extender Panel. Bonus Extender Panel.
Price: $25.12 [Notify me when price goes down.]

Adjustable-Tilt Fan Head. Oscillation for Wide Area coverage. Multiple Speed Settings. Powerful Motor & Blade Combination.
Price: $11.94 [Notify me when price goes down.]

High-quality wooden beads gently massage back and legs.. Specially designed bead spacing for ventilation and comfort. All beads are double-strung with heavy line. Secures to headrest with adjustable ties.
Price: $19.95 [Notify me when price goes down.]

Installs in metal or flexible ducts. Boost airflow to selected areas. Use as a super quiet bathroom exhaust fan. Use to assist ventilation.
Price: $44.99 [Notify me when price goes down.]

Moldable nosepiece (with adjustable metal band) reduces foggy glasses and improves seal. Comfortable shape with easy breathing design. Latex free hypoallergenic strap and mask. Soft and durable straps.
Price: $4.87 [Notify me when price goes down.]

Deters prying and Lifting of your Patio Slider. Childproofs your Patio slider. Installs easily in minutes with keeper plate. No Drilling required.
Price: $25.00 [Notify me when price goes down.]

Easily converts into a desktop stand,. Five ergonomically comfortable typing angles. Raises screen height by 3-3/4" closer to eye level. Scientifically proven to cool your notebook by 15% to 20% - GUARANTEED!.
Price: $34.95 [Notify me when price goes down.]

High Velocity Motor. All Metal Construction. Adjustable-Tilt Fan Head. 3 Speeds.
Price: $24.99 [Notify me when price goes down.]

Manufacturer: Creative Labs. Product No: 70PF192000016. Product Type: Armband. Suede Material.
Price: $14.88 [Notify me when price goes down.]