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Water Heater Buying Guide for Spokane & Coeur d'Alene Homes

Choosing the right water heater for your Inland Northwest home. Compare tank vs. tankless, sizing, efficiency ratings, and local considerations.

Sarah Chen, Plumbing SpecialistFebruary 20, 202412 min read

# Choosing the Right Water Heater for Your Inland Northwest Home

Selecting a new water heater is one of the most important home improvement decisions you'll make. With our unique climate and water conditions in Spokane and Coeur d'Alene, choosing the right system requires careful consideration.

Types of Water Heaters



#

Traditional Tank Water Heaters



Pros:
  • Lower upfront cost ($800-$1,500 installed)

  • Simple, proven technology

  • Works during power outages (gas models)

  • Can supply multiple fixtures simultaneously


Cons:
  • Higher energy costs over time

  • Limited hot water supply

  • Takes up significant space

  • Shorter lifespan (8-12 years)


Best for:
  • Budget-conscious homeowners

  • Homes with space for tank

  • Consistent, predictable usage patterns


#

Tankless Water Heaters



Pros:
  • Endless hot water supply

  • 30-40% more energy efficient

  • Space-saving design

  • Longer lifespan (20+ years)

  • Reduced risk of water damage


Cons:
  • Higher upfront cost ($2,500-$4,500 installed)

  • May require electrical/gas upgrades

  • Slight delay for hot water

  • Annual maintenance recommended


Best for:
  • Long-term homeowners

  • Limited space situations

  • Variable usage patterns

  • Energy-conscious consumers


#

Heat Pump Water Heaters



Pros:
  • Most energy efficient (60-70% savings)

  • Qualifies for rebates and tax credits

  • Dehumidifies surrounding area

  • Lower operating costs


Cons:
  • Highest upfront cost ($3,000-$4,000)

  • Requires specific installation location

  • May struggle in cold spaces

  • Slower recovery time


Best for:
  • Homes with suitable installation space

  • Mild climate zones

  • Maximum energy savings priority


Sizing Your Water Heater



#

Tank Water Heaters



Family Size | Tank Size Recommendation
-----------|------------------------
1-2 people | 30-40 gallons
3-4 people | 40-50 gallons
5+ people | 50-80 gallons

Consider these factors:
  • Number of bathrooms

  • Appliance usage (dishwasher, washing machine)

  • Peak usage times

  • Bathing preferences (showers vs. baths)


#

Tankless Water Heaters



Calculate based on:
1. Flow rate needed (gallons per minute)
  • Shower: 2.5 GPM

  • Kitchen sink: 2.0 GPM

  • Bathroom sink: 1.0 GPM

  • Washing machine: 2.0 GPM


2. Temperature rise required
  • Incoming water temp: 45°F (Spokane average)

  • Desired output temp: 120°F

  • Required rise: 75°F


Local Considerations



#

Water Quality Issues



Spokane Area:
  • Moderately hard water (7-10 grains per gallon)

  • Consider water softener to extend heater life

  • Annual flushing essential


Coeur d'Alene Area:
  • Varies by specific location

  • Well water may have additional minerals

  • Test water before selecting equipment


#

Climate Factors



  • Cold incoming water temperatures

  • Garage/basement installations need freeze protection

  • Venting considerations for gas models

  • Higher efficiency more important due to usage


#

Local Utility Rebates



Avista Utilities:
  • $300-$800 for qualifying efficient models

  • Additional rebates for heat pump units

  • Free home energy audits available


Kootenai Electric:
  • Rebates for electric heat pump models

  • Time-of-use rates available

  • Special programs for all-electric homes


Installation Considerations



#

Permits Required


  • All water heater replacements need permits

  • Plumb Zebra handles all permitting

  • Ensures code compliance and safety


#

Code Requirements


  • Seismic strapping mandatory

  • Proper venting for gas models

  • Expansion tanks often required

  • Temperature/pressure relief valve drainage


#

Location Options


  • Garage (with freeze protection)

  • Basement/utility room

  • Attic (with drain pan)

  • Exterior (tankless only, with freeze protection)


Cost Analysis



#

10-Year Cost Comparison



40-Gallon Tank (Gas):
  • Initial cost: $1,200

  • Annual operating: $350

  • 10-year total: $4,700


Tankless (Gas):
  • Initial cost: $3,500

  • Annual operating: $200

  • 10-year total: $5,500


Heat Pump:
  • Initial cost: $3,500

  • Annual operating: $150

  • 10-year total: $5,000

  • Less rebates: $3,500-$4,200


Making Your Decision



Consider these questions:

1. How long will you stay in this home?
  • 5+ years: Consider efficient options

  • 2-5 years: Balance cost and efficiency

  • <2 years: Basic replacement may suffice


2. What's your budget?
  • Upfront cost vs. long-term savings

  • Financing options available

  • Factor in available rebates


3. What's your usage pattern?
  • Large family with simultaneous use

  • Empty nesters with minimal use

  • Variable schedule considerations


4. What's your available space?
  • Current water heater location

  • Possibility of relocation

  • Ventilation requirements


Professional Installation Matters



Proper installation affects:
  • Equipment warranty validity

  • System efficiency

  • Safety and code compliance

  • Long-term reliability


Why Choose Plumb Zebra



  • Free in-home consultations

  • All options explained clearly

  • Competitive, transparent pricing

  • Professional, permitted installation

  • Comprehensive warranties

  • Rebate assistance


Schedule Your Consultation



Ready to explore your water heater options? Call Plumb Zebra at (509) 317-9009 for a free consultation. We'll assess your needs, explain your options, and help you make the best choice for your home and budget.

Don't wait for your old water heater to fail—plan ahead and upgrade on your schedule, not in an emergency!

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