Silent Quiet Cooler Master PWM 40mm PC CPU Fan 2 Pin Cooling 12V | eBay
Silent Air coolers for your PC from be quiet!
AABCOOLING Super Silent Fan 9 PWM - Silent and Efficient 92mm Fan with 4 Anti-vibration Pads, Case Fan, PC Fan, CPU Fan, Air Cooler 9.5~17.9 dB(A), 34 CFM, 2200 RPM : Amazon.co.uk: