H13 True HEPA + Activated Carbon Filter for Bambu H2D/H2S/H2C The missing half of your printer's air filtration – fixed. Here's how the stock bambu h2c, bambu h2s, and bambu h2d work: When printing ABS, ASA, or other high-temp filaments, the exhaust flap raises (closes). Air does not pass through the upper fan area – no filter needed, no problem. When printing PLA and PETG, the flap lowers (opens). The stock design leaves the upper half of the exhaust fan uncovered – a direct leak path. Harmful VOCs, ultrafine particles, and microplastic dust escape into your room. You breathe them in. The 3d printer filter is incomplete. Our solution: A drop‑in h13 true hepa filter + Activated Carbon Filter that covers that missing upper half. Now, only when you print PLA/PETG and the flap lowers, all exhausted air passes through the filter. No leak. No exposure. H13 HEPA – 99.97% efficiency This hepa h13 filter captures 0.3μm particles including microplastic dust from PLA/PETG. It acts as a hepa air purifier for 3d printer, keeping your air clean. The h13 filter meets true medical‑grade standards – essential for bambu labs h2c users who print mostly PLA/PETG. Activated carbon – odor elimination The Activated Carbon Filter adsorbs VOCs and unpleasant smells from melted PLA/PETG. No more “hot plastic” odor. Your 3d printer air purifier works silently, making your workspace healthier. Durable low‑resistance design Pleated structure maximizes surface area while maintaining stable airflow – no extra backpressure on the fan. This to life air purifier filter extends filter life and protects internal electronics from dust buildup. A reliable 3d printer air filter for long PLA/PETG sessions. Seamless compatibility Engineered for bambu lab h2c, bambu h2s, and bambu h2d. Also fits bambu labs h2c and bambu h2d. Direct upgrade – no tools, no modification. Why you need this PLA/PETG do emit harmful particles and VOCs – don't ignore them. When the flap lowers, the stock design fails – we seal the leak. When the flap raises, no problem – our filter simply sits idle, causing no harm. Protects your lungs and your printer's interior from dust ingress. What you get 2‑pack of H13 True HEPA + Activated Carbon filters. Always have a spare.