Cowaymega Promo Codes and Coupons September 2025

Airmega 100

Airmega 50

Compact but powerful Air Purifier with 360° Air Intake. The Airmega 50 is Coway’s smallest cylindrical air purifier and its most affordable model ever.The 3-in-1 Filtration System combines a pre-filter, deodorization filter, and HyperCaptive Filter. The powerful filter reduces 99.999% of 0.01-micron particles, including pollen, allergens, and smoke. It also reduces 99% of volatile organic compounds and odors.

Airmega AP-1512HHS Pre-Filter

The Airmega AP-1512HHS Pre-Filter captures large particles like hair and dust, enabling the True HEPA air filters to capture smaller particulate matter.

Bidetmega 400S

See which Coway Bidetmega bidet toilet seat is compatible with your toilet here. Only the Coway Bidetmega bidet provides our highest level of personal health and cleanliness. We are now offering a 90-day trial so you can be sure our bidet is right for you. The easy to install bidet toilet seat is designed to fit both round and elongated toilet bowls, depending on your need. The Coway Bidetmega bidet features advanced i-wave cleaning technology for a multi-stage wash that adjusts pressure, temperature and motion for optimal hygiene. Plus, a triple product care system that keeps the water path, nozzle and toilet free of contaminants.  Not to mention a night light, all-new wireless remote, heated seat and dryer, front and child mode, an eco-friendly function, waterproof design and so much more.

Airmega 230 & 240 Max2 Filter

Coway Green True HEPA™ technology helps you breathe safer and cleaner air by clearing away unwanted contaminants. Certified in the world of air purification, Green True HEPA™ filter work around the clock to remove particles from the air. Our improved, Green True HEPA™ filter captures 99.9%² of airborne allergens as small as 0.01 microns¹ in size, while our new, multi-cubed activated carbon filter eliminates odors and gases from the air. All to give you purer, healthier air. The Coway Airmega Max2 filter is an all-in-one HEPA filter system that combines Green True HEPA™ filter technology with an activated carbon filter. Please note: The filter contains one Max2 filter of your Airmega 230 or 240. ¹Coway air purifiers has been proven to trap dust, pollen, dander, viruses and bacteria in the air based on KCL(Korea Conformity Laboratories) testing. They have been tested in a 30㎥ size chamber according to the Korea Air Cleaning Association standard (SPS-KACA 002-132:2018 Modified) to measure the 0.01㎛ size of particle removal rate. It was tested on maximum fan speed in normal room temperature and humidity conditions. The performance may vary in the actual living environment of customers. → Tested with 150, 160, AP-1216L, AP-1512HH, AP-1512HHS, 200M, Icon, IconS, 230, 240, 250, 250S, 300, 300S, 400, 400S ²99.9% of viruses, bacteria, fungi and pollen were verified to be removed from the air for Coway air purifiers which have Green True HEPA™ filter applied based on the Japan Food Research Laboratories(JFRL) testing according to JEM 1467 standard. → Tested with Coway Airmega AP-1512HH, AP-1512HHS, 250, 250S, 300, 300S, 400, 400S → All tested by JFRL and received above result within below time.- Virus: Tested with Escherichia coli phage ΦX174 NBRC 103405, 60 minutes- Bacteria: Tested with Staphylococcus epidermidis NBRC 12993, 60 minutes- Fungi/Mold: Tested with Penicillium citrinum NBRC 6352, 60 minutes- Pollen: Tested with Cedar Pollen extract, 60 minutes

Airmega 160

Introducing the Coway Airmega 160
The Airmega 160 air purifier efficiently filters harmful contaminants in your space and captures 99.9%² of nano-sized particles down to 0.01 microns, which is smaller than most allergens, bacteria, mold and viruses. With coverage of up to 214 square feet, Coway Airmega 160 – complete with Washable Pre-Filter + Deodorization Filter + Green True HEPA™ – will wrap your space in fresh, clean air while adding beauty to any room with its modern geometric design. ²99.9% of viruses, bacteria, fungi and pollen were verified to be removed from the air for Coway air purifiers which have Green True HEPA™ filter applied based on the Japan Food Research Laboratories(JFRL) testing according to JEM 1467 standard. → Tested with Coway Airmega AP-1512HH, AP-1512HHS, 250, 250S, 300, 300S, 400, 400S→ All tested by JFRL and received above result within below time. - Virus: Tested with Escherichia coli phage ΦX174 NBRC 103405, 60 minutes- Bacteria: Tested with Staphylococcus epidermidis NBRC 12993, 60 minutes- Fungi/Mold: Tested with Penicillium citrinum NBRC 6352, 60 minutes- Pollen: Tested with Cedar Pollen extract, 60 minutes

Airmega 100 Filter

The Airmega 100 filter is a combined Pre-Filter, True HEPA filter and Deodorization filter, all in one convenient package.

Bidetmega 500S

See which Coway Bidetmega bidet toilet seat is compatible with your toilet here. Only the Coway Bidetmega bidet provides our highest level of personal health and cleanliness. We are now offering a 90-day trial so you can be sure our bidet is right for you. The easy to install bidet toilet seat is designed to fit both round and elongated toilet bowls, depending on your need.   The Coway Bidetmega bidet features advanced i-wave cleaning technology for a multi-stage wash that adjusts pressure, temperature and motion for optimal hygiene. Plus, a triple product care that keeps the water path, nozzle and toilet free of contaminants.  Not to mention a night light, all-new wireless remote, heated seat and dryer, front and child mode, an eco-friendly function, waterproof design and so much more.