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Main tank replacement filter Austin Springs AS-WH Whole House Filter System. This main tank must be replaced after 300,000 gallons of use or 3 years, based on a typical family of 4. 

Easy replacement without a plumber.

Replaces main tank on model AS-WH Whole House Filter 300,000 Gallons

Model Number: AS-WH-R

Made in the USA.

Third-Party Test Results

Tested by a Third-Party Lab

This filter was tested by a certified lab. Read the for the .

Return Policy

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

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.