How Much Does It Have to Get a Gas Line Installed at My Home?
A new gas line installation in the Spokane area typically costs $400 to $1,200 for a short run to a single appliance,…
Read AnswerFrequently Asked Questions
Straight answers to the questions our customers ask most — covering plumbing, heating, cooling, and electrical service across our service area.
What Types of Water Softeners Do You Install?
Mainstream installs every major type of water softener — salt-based (traditional, removes hardness by ion exchange), salt-free (scale inhibitors that change mineral…
Read AnswerWhat Should I Expect During a Water Filter Treatment Service?
During a water filter treatment service, expect a quick assessment of your current water quality, recommendation of the right system (sediment, carbon,…
Read AnswerWhat Types of Water Filter Systems Are There?
The main types of water filter systems are sediment filters (removes dirt and rust), carbon filters (removes chlorine, taste, odors, VOCs), reverse…
Read AnswerHow Do You Determine the Cost of Repiping Service?
Repiping service cost depends on home size, pipe material being installed (PEX-A or copper), number of fixtures, access to existing walls, whether…
Read AnswerHow Long Does It Take to Repipe a House?
Whole-home repiping typically takes 3 to 7 days depending on home size, pipe material, and how much access we have to the…
Read AnswerWhat Are Some Signs I Need to Replace the Pipes in My Home?
Signs your home needs repiping include recurring leaks, brown or rusty water, low water pressure that doesn’t improve after fixture cleaning, polybutylene…
Read AnswerWhat Happens During a Emergency Plumbing Appointment with Mainstream?
During an emergency plumbing appointment with Mainstream, expect a live person answering the call, a quick text with the technician’s name and…
Read AnswerWhat Does an Electrician Install?
An electrician installs outlets, switches, dimmers, light fixtures, ceiling fans, electrical panels, sub-panels, smart panels, EV chargers, whole-home generators, battery backup systems,…
Read AnswerHow Do I Choose an Electrician?
Choose an electrician by verifying current state license (Washington and Idaho both require it), proof of insurance, strong verified local reviews, flat-rate…
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