Century-old farmhouse hallway with wide-plank floors, plaster walls, morning light streaming through a doorway into a sun-filled living room
Est. 2019 · Smart Climate Installation

Your house already knows

what comfortable means.

We teach it to remember.

We wire intelligent climate control into old farmhouses, suburban splits, and new-construction ranches — invisibly. The only thing visible is a slim glass rectangle that knows when you're home.

847Homes Installed
31%Avg. Bill Reduction
4.9Google Rating
1-DayTypical Install
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Installation Archive

Three homes.
Three problems solved.

Every installation tells a different story. Here are three — from a single-zone ranch to a six-unit rental conversion.

Single-Zone Ranch · 1,850 sq ft · 1978

The Henderson Ranch

Willow Creek, OR · 2024

One ancient mercury thermostat controlling the whole house. Back bedroom was 12°F colder than the living room in January. Monthly heating bill was $310.

Old mercury thermostat mounted on a plaster wall showing outdated temperature control

Original mercury thermostat, circa 1978

Exposed wiring behind wall during thermostat removal showing old electrical work

Exposed wiring behind the drywall

Old mercury thermostat mounted on a plaster wall showing outdated temperature control
Before Installation
Home TypeSingle-Zone Ranch
Zones Installed1 zone
Install Time1 day
Monthly Savings$116/mo
How We Work

One day on-site.
Years of quiet comfort.

We've installed in homes from 1902 to 2025. The process is the same — methodical, clean, and done right the first time.

Technician with clipboard walking through a home interior examining HVAC vents and thermostat locations
Step 01

Site Assessment

45 min
TC

"No surprises. We document everything — from knob-and-tube wiring in 1920s walls to modern smart panels."

— Thermos Crew Lead
Forced Air·Radiant Heat·Boiler Systems·Mini-Split·Heat Pump·Dual-Fuel·Zone Valves·Smart Vents·
Forced Air·Radiant Heat·Boiler Systems·Mini-Split·Heat Pump·Dual-Fuel·Zone Valves·Smart Vents·
By The Numbers

The bill doesn't lie.

0%
Average utility bill reduction
across all installations
0
Homes with Thermos installed
since 2019
0
Google rating
from 312 reviews

A year of utility bills.
Before and after.

Average across 2024 installations. Data from homeowner-submitted utility statements.

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Before Thermos
After Thermos
$142/mo saved
"The back bedroom was always 10 degrees colder. First winter after Thermos installed, it was the warmest room in the house. Our bill dropped from $340 to $198."
Portrait of a woman in her 50s with gray hair smiling warmly
Margaret Calloway
Homeowner · 1952 Ranch · Eugene, OR
$890/mo saved
"I manage 14 units across three buildings. Thermos gave me visibility I never had. I caught a failing HVAC in unit 7 before it became a $6,000 emergency."
Portrait of a man in his 40s in a button-down shirt looking professional
Derek Osei
Property Manager · Beaverton, OR
$88/mo saved
"We moved from a smart apartment into a dumb 1978 house. Thermos made it feel like home in a week. The thermostat figured out our schedule before we did."
A young couple standing together smiling in a bright modern kitchen
Priya and Josh Nakamura
First-Time Homeowners · Portland, OR
Learned Schedule

It figures out your life.
You stop thinking about it.

After 7 days, Thermos knows when you wake up, when you leave, when you come home, and when you sleep. The schedule adjusts automatically when your routine changes.

Today's Schedule
6:00 AM
Wake up
70°
8:15 AM
Leave for work
62°
5:45 PM
Arriving home
70°
10:30 PM
Sleep mode
65°
Learned automatically · 7 days
Personalized Assessment

Not every home
needs the same
solution.

Five questions. Two minutes. We'll tell you exactly which Thermos system fits your home, what the installation involves, and what you can expect to save — before you ever talk to anyone.

Recommended thermostat model for your home type
Estimated installation complexity and timeline
Projected monthly savings based on your setup
Personalized callback scheduling link
Thermos
Core
1 zone
Ranch / Bungalow
From $350
Thermos
Smart
2–3 zones
Two-story / Colonial
From $800
Thermos
Pro
4–8 zones
Victorian / Multi-unit
From $1,200
Thermos
Property
Unlimited
Rental portfolios
Custom quote

Take the quiz to find which one fits your home

Step 1 of 5

When was your home built?

Pre-19501985New Build

🏠 Homes from this era often have multiple HVAC systems — great candidates for zone control.