What Are the Signs That Indicate I Need to Replace My Shower Valve?
You should replace a shower valve if it leaks behind the wall, won’t hold a temperature, won’t shut off fully, scalds you…
Read AnswerFrequently Asked Questions
Straight answers to the questions our customers ask most — covering plumbing, heating, cooling, and electrical service across our service area.
How Do I Properly Maintain My Shower Plumbing to Prevent Leaks and Clogs?
Maintain shower plumbing by cleaning the showerhead monthly to clear mineral buildup, replacing aging supply lines every 8–10 years, having the valve…
Read AnswerWhat Are the Essential Steps in Installing a New Shower Plumbing System?
Installing a new shower plumbing system involves rough-in plumbing (supply and drain), valve installation, water testing, wall closure with proper backer board,…
Read AnswerAre There Any DIY Solutions for Minor Toilet Repairs or Should I Always Call a Professional Plumber?
Some minor toilet repairs are DIY-friendly — flapper replacement, fill-valve adjustment, supply line replacement, and unclogging with a plunger. Call a professional…
Read AnswerWhat Should I Do If My Toilet Is Continuously Running?
A continuously running toilet is usually caused by a worn flapper not sealing, a fill valve set too high, a broken or…
Read AnswerHow Do I Know If My Toilet Needs to Be Replaced?
Replace your toilet when it cracks (anywhere on the bowl or tank), leaks at the base after a fresh wax ring, clogs…
Read AnswerWhat Are the Most Common Causes of Toilet Clogs and How Can I Prevent Them?
The most common causes of toilet clogs are flushing too much paper at once, flushing wipes (even “flushable” ones), flushing feminine products,…
Read AnswerWhat Safety Measures Does Mainstream Take When Installing Gas Lines?
When installing gas lines, Mainstream follows strict safety procedures — pulling permits, using approved CSST or black iron pipe, pressure-testing every joint,…
Read AnswerHow Quickly Can Mainstream Schedule and Complete a Gas Line Installation?
Most simple gas line installations are scheduled within 3 to 7 days and completed in 4 to 8 hours on the install…
Read AnswerIs Mainstream Licensed and Insured to Install Gas Lines?
Yes — Mainstream is fully licensed, bonded, and insured to install gas lines in Washington and Idaho. Gas-line work requires a specific…
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