HVAC in Los Altos Hills, California
Why is there no Friday inspection in Los Altos Hills?
The town doesn't schedule or perform building inspections on Fridays, and none can be booked for the day you ask. How Los Altos Hills takes HVAC permits, what a heat pump application needs, and when work runs.
On file for Los Altos Hills
Book early, send by email, check the panel
On file, last checked 2026-10-22
Read next
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Inspection
How far ahead should I book in Los Altos Hills?
The town recommends 3 to 4 days in advance, as slots aren't always free the following day. An inspection can't be had on the day you ask, and none are scheduled or performed on Fridays.
To talk a question through with the building inspector, book an appointment by phone or email.
Source: Town of Los Altos Hills, Building Department. Rules and programs change: last checked 2026-10-22.
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Permit
How do I apply for an HVAC permit in Los Altos Hills?
By email. For smaller permits, furnaces and HVAC among them, the Building Department takes the building application and drawings by email; other permits go through eTrakit.
Source: Town of Los Altos Hills, Building Department. Rules and programs change: last checked 2026-10-22.
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Heat pump
What does a heat pump permit need in Los Altos Hills?
An electric load calculation, to verify that the electric service panel can accommodate the additional load.
It may show the panel is already enough: Silicon Valley Clean Energy's panel guide cites data that over 90% of homes will be able to fully electrify on 100 amps without a larger panel or service upgrade.
Source: Town of Los Altos Hills, Building Electrification. Rules and programs change: last checked 2026-10-22.
Source: Silicon Valley Clean Energy, Electrification Best Panel Practices. Rules and programs change: last checked 2026-10-22.
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Reach code
Do the reach codes cover a remodel in Los Altos Hills?
A substantial one, yes. For the 2023 code update cycle, the town defined a substantial remodel and applies its reach codes to existing structures being modified or renovated, not only new construction.
Source: Town of Los Altos Hills, Reach Codes. Rules and programs change: last checked 2026-10-22.
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Hours
When can work run in Los Altos Hills?
Hours of Construction 8:00 am to 5:30 pm Monday through Saturday, with no heavy equipment operations on Saturday. Apply for Silicon Valley Clean Energy's heat pump rebate before installation.
Source: Town of Los Altos Hills, Building Department. Rules and programs change: last checked 2026-10-22.
Source: Silicon Valley Clean Energy, Home Rebates. Rules and programs change: last checked 2026-10-17.
Where we work
The Peninsula line
Our shop is in San Mateo. Every stop below is a city we work in, from San Francisco's neighborhoods down to Gilroy, over to the coast and across to the East Bay. The stops in white have their own page.
- Our shop, San Mateo
- A city with its own page
- We work there too
Along the Bay and El Camino
The hills
The coast
Tell us what it's doing. We'll take it from there.
Call and describe the problem: the noise, the smell, the room that never warms up. Or book a visit online.
