PhilterLabs.com is offering a limited time discount on their personal air filter products with the use of a coupon. The coupon code can be applied at checkout and provides a percentage off the total purchase price. PhilterLabs.com's personal air filters are designed to provide clean and filtered air on the go, making them perfect for those who are sensitive to air quality or work in environments with poor ventilation. With this coupon, customers can enjoy the benefits of clean air at an even more affordable price.

Unfortunately, as an AI language model, I do not have access to current and up-to-date contact information for PhilterLabs.com. However, their website (www.philterlabs.com) has a "Contact Us" page with an email address ([email protected]) and a contact form. Additionally, they can be reached through their social media platforms, including Twitter, Instagram, and Facebook.