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filter map
Step 1 of 3 · Product
Send a photo of your used filter and we'll email you $10 off your next order (once per customer, valid 4 months). Approved photos also join the map and the proof gallery.
Please choose which one.
Please add a photo (JPG or PNG, up to 10 MB).
Please pick how long you have used it.
0/140
Add a short line about your filter.
Please enter your first name.
Enter a 5-digit US zip.
We email your $10 code here.
Please enter a valid email.
Please check the box so we can use your photo and words.
Got it
We'll review your photo and email your $10 code, usually within a day. Keep an eye on your inbox, and your spam folder just in case.