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Day & Nite Plumbing & Htg Inc

Heat pump installer based in Lynnwood.

  • License active
  • Insurance and bond on file

32 heat pump jobs on Seattle permits, 2021 to 2026. 69th most heat pump permits of 197 contractors in Seattle.

Get a quote from Day & Nite Plumbing & Htg IncCall (425) 775-6464Check license DAYNINP752JH

What the public records show

From the state's license records and the city's permits, one question at a time.

QuestionRecords showMark
Licensed?License DAYNINP752JH, active in the state's records on Oct 3, 2026Electrical contractorThe same business also holds license DAYNIPH000DA (Electrical contractor, hvac/rfrg specialty), active in the state's records.The same business also holds license DAYNINP795OS (Plumbing contractor, journey level specialty), active in the state's records.The same business also holds license DAYNINP789D5 (Construction contractor), active in the state's records.The same business also holds license DAYNINP789T4 (Electrical contractor, domestic pump specialty), active in the state's records.Checks out
Insurance and bond?Bond $4,000 on file with the state, with no end date (it stays in force until the bond company cancels it)Liability insurance $1,000,000 on file with the state, until Apr 2, 2027, under its other license DAYNINP795OS.On file
Jobs on record32 heat pump jobs on Seattle permits, 2021 to 2026Every permit we have for them is heat pump.They are based in Lynnwood. Work outside Seattle is not in these records.69th most heat pump permits of 197 licensed contractors in Seattle. That counts jobs, not quality.Our Seattle permit records cover October 2021 to October 2026.Of their 32 heat pump permits, 13 mention ductless or mini-split units, 1 mention a furnace, 1 mention oil heat, 4 mention ducts or a ducted system.Permit notes rarely say what heat a home had: across Seattle, 1% of heat pump permits mention oil.

Records: the state Department of Labor and Industries and City of Seattle permits.

Cost and timing

Rebates

Seattle's Clean Heat Program: $2,000 off for most homes that switch from oil heat to a Mitsubishi Electric heat pump. Households earning 81% to 150% of the area median income get $4,000 more, $6,000 in all. The install must be finished by May 30, 2027, by one of the program's participating contractors.

As the city's page read in October 2026. Check it for changes.

Permit value (not a price)

Their typical permit lists $13,421 (half list more, half less)

That is the figure written on the permit form, which can be far from what you pay. What heat pump jobs cost in Seattle.

Get 2 or 3 written quotes.

Permit timeline

Across Seattle, a heat pump permit stays open about 87 days, from permit to final inspection

This is not how long the crew works at your home: most of it is waiting for the inspection. Ask them how many days the work takes. The permit itself is usually issued the same day. How long heat pump jobs take.

Track record

7 jobs in the last 12 months, up from 6 the year before

Q4 2021: 1 jobQ1 2022: 1 jobQ1 2023: 7 jobsQ2 2023: 3 jobsQ3 2023: 1 jobQ4 2023: 2 jobsQ1 2024: 2 jobsQ2 2024: 1 jobQ3 2024: 1 jobQ4 2024: 1 jobQ2 2025: 4 jobsQ3 2025: 1 jobQ1 2026: 2 jobsQ2 2026: 5 jobsBusiest: 7 jobsLatest: 5 jobs20222023202420252026
Each bar is 3 months of permits. The tallest is 7 jobs, January to March 2023. Across Seattle, all contractors together had 9% fewer heat pump jobs in the last 12 months than in the 12 months before.

Where they work most

  • 9812510 jobs
  • 981155 jobs
  • 981223 jobs
  • 981772 jobs
  • 981032 jobs

Latest jobs

Permit values are what the contractor wrote on the permit form, not what the owner paid.

DateWorkZIPOn the permit form
Jun 15, 2026Heat pumpInstall a new 2 zone ductless mini split system98125$16,418
Jun 15, 2026Heat pumpInstall new heat pump98125$4,300
May 8, 2026Heat pump98115$13,000
May 1, 2026Heat pump98112$14,811
Apr 21, 2026Heat pumpReplace existing 2 zone ductless heat pump with a new 2 zone ductless heat pump98122$10,317
Feb 20, 2026Heat pump98177$8,960
Jan 20, 2026Heat pump98103$3,916
Jul 17, 2025Heat pump98109$7,300
Jun 3, 2025Heat pumpInstall a new single zone ductless mini split system98107$8,431
May 16, 2025Heat pumpInstall a new ducted mini split heat pump98105$19,000
May 1, 2025Heat pumpInstall a ductless heat pump system98115$10,500
Apr 28, 2025Heat pumpInstall a new ducted mini split system98105$20,298
Dec 31, 2024Heat pumpInstall a new single zone ductless mini split system98115$9,605
Aug 20, 2024Heat pump98121$15,000
Jun 11, 2024Heat pumpInstall a new ductless heat pump outdoor unit located on the roof of the home98103$20,806
Jan 3, 2024Heat pumpInstall a new ducted ductless heat pump system98125$21,562
Jan 3, 2024Heat pumpReplace an existing heat pump with a new heat pump in the same location, located in the back yard98125$12,643
Dec 19, 2023Heat pump98177$11,659
Oct 19, 2023Heat pumpInstall a new ducted mini split heat pump system98125$21,690
Jul 20, 2023Heat pump98133$21,460
Jun 20, 2023Heat pumpInstall a new 2 zone ductless heat pump98121$18,000
Jun 15, 2023Heat pump98115$19,813
Apr 28, 2023Heat pump98199$13,842
Feb 27, 2023Heat pumpInstall a new 2 zone ductless mini split heat pump system98122$12,176
Feb 27, 2023Heat pumpInstall a new heat pump located in the side yard of the home98125$10,796
Jan 10, 2023Heat pump98125$11,630
Jan 5, 2023Heat pumpInstall a new heat pump in the back yard of the home98125$14,145
Jan 5, 2023Heat pumpInstall a new heat pump in the back yard of the home98125$15,058
Jan 5, 2023Heat pumpInstall a new two zone ductless heat pump system98122$12,176
Jan 3, 2023Heat pump98115$22,711
Jan 18, 2022Heat pumpInstall a new outdoor heat pump98125$12,500
Nov 10, 2021Heat pumpReplace existing oil furnace with a new electric air handler, and install a new heat pump98199$20,605

What to ask before you hire

About Day & Nite Plumbing & Htg Inc

  • Ask whether they are on the city's participating list, which rebates apply to your job, and who files the paperwork.
  • Ask what the warranty covers and for how long, in writing.
  • Search their name on the Better Business Bureau site, and read their reviews.

Worth asking any heat pump installer

  • Can you show me proof of liability insurance and your bond?
  • What size unit, and did you measure the house to choose it?
  • Do my ducts or my electrical panel need work first?
  • Who pulls the permit, and what rebates apply?

Get a quote from Day & Nite Plumbing & Htg Inc

Five quick questions. We pass your request to Day & Nite Plumbing & Htg Inc.

You decide who to hire. Your details go only to the contractors you pick. How we use your details

1. Where is the job?

We match contractors who work near it. We never ask for your street address.

2. What do you need?

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3. When do you want to start?
4. What is your rough budget?

A range is fine. It helps contractors reply with a real number.

5. Where should we send it?

Your contact details go only to who you pick here.

Sent. We have your request.

We pass it to Day & Nite Plumbing & Htg Inc. Replies usually come within a few days.

Your job room keeps the request, your photos and every reply in one place, with an assistant that checks prices against city permits. Keep its link: it is the key to your job.

Open your job room

More heat pump installers near 98125 and 98115

See all 197 heat pump installers in Seattle, ranked by jobs

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