What Can You Expect from a Septic Tank Repair Service?

Mainstream offers a full line of septic tank replacement, pumping, and repair services that your home's septic tank system requires. You can count on our trusted professionals for:

Expert advice from professionally licensed, certified technicians

Upfront pricing: you'll never pay more than what's quoted

Customer commitment and satisfaction guaranteed on all work we do

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Check out why your neighbors trust us below!

Call Mainstream Today for Answers to Your Septic Tank Questions!


Schedule your septic tank repair cost estimate today and ensure your unit is functioning properly all year long!

Special Offers in Spokane Valley, Washington

$79 Off Any Repair

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Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

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