Residential and commercial plumbing, heating and A/C services. Serving Snohomish and King Counties since 1954.

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Pre-Season Furnace Special

Save $3,150* On Qualifying Projects

Cozy comfort that won’t bust your budget.

  • Factory Rebates Available up to $1,650*
  • Utility Rebates Available up to $1,500*

*Some conditions and exclusions may apply. Rebates subject to change.

  • Furnaces as low as $47 a month
  • Heat Pumps as low as $61 a month

Salal Credit Union

12 months No Interest/No Payments. Financing Available O.A.C.

Valid through 01-Nov-2017

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Tankless Water Heater

$199 Off

Equipment with installation by Day & Nite

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Plumbing or HVAC Repair

$25 Off

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Any Whole-House Water and/or Waste System Re-Pipe

$250 off

Valid through 01-Nov-2017

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Sewer Problems?

$129 Camera Inspection

  • Inspection up to 100'
  • Inspection through accessible "clean out"
  • Limited to 3" and 4" building drains

Valid through 01-Nov-2017

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Thermostat Meltdown

SAVE 10% & Get Free Recycling!

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PlumberTalk Blog

Winter is Coming: Five Tips for Prepping Your Furnace

Monday, October 09, 2017
Winter is Coming: Five Tips for Prepping Your Furnace

Winter is coming, and the last thing you want is to wake up to a freezing house and cold floors because your furnace has conked out. Day & Nite Plumbing & Heating, a top-rated furnace company serving King County, WA with more than 60 years of experience, wants you to enjoy a warm, problem-free winter. Here are five essentials to address when it comes to prepping your furnace for winter - the first two are issues that our experts can handle for you, while the last three are DIY steps you can take on yourself: ...

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Do it right, call Day & Nite!

Day & Nite Plumbing & Heating is a locally owned and operated family business. We care about our customers and stand behind our work. Your comfort and safety are our top priorities.