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Order Time, Shipping, Returns, and Refunds


Most orders are shipped in 2 - 3 days. E-mail notices with tracking numbers are sent when shipped.


Orders are shipped via UPS Ground except for orders containing Mega Bio only, which are shipped by 3-day Priority Mail.

UPS orders take about 5 working days to reach the East Coast, about 3 days in the West.

Currently (4/3/2022) Shipping within the US is free of charge (except HI & AK)

This may change at any time.


Septic Perc and Mega Bio: We will accept returns within 30 days of purchase. Container(s) must be in new condition, clean and unopened. Buyer is responsible for return shipping charges plus a 20% restocking fee. Refunds for returns will be made by crediting the credit card you used to make the purchase.

Send returns to:

​West Wind Marketing, Inc.

11553 Hidden Hills Rd.
Carmel Valley, CA 93924

Pad the contents well and insure your package.

e-mail address

  Phone: (831) 659-7016


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