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Main tank replacement filter Austin Springs AS-1000 Whole House Filter System. This main tank must be replaced after 1,000,000 gallons of use or up to 10 years, based on a typical family of 4. 

Easy replacement without a plumber.

Replaces main tank on model AS-W1000 Whole House Filter 1,000,000 Gallons

Model Number: AS-1000R

Made in the USA.

Tested by a Third-Party Lab

This filter was tested by a certified lab. Read the Test Results for the Austin Springs Whole House Water Filter System AS-1000 here.

    Return Policy:

    If not satisfied, return the filter in the original packaging within 30 days of receipt for a full refund less return shipping costs.

    Shipping Information:

    Ships FREE via UPS and typically arrives in 3-6 business days. Allow 1-2 business days lead time. 

    Have more questions? Call us at 1-800-221-5109 or email us.