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Talk to the shop(720) 555-0185Book an energy audit

Boulder County, seven days a week for emergencies. Demo site with sample content.

(720) 555-0185Book an audit

What we install

One crew for the envelope, the mechanicals and the array, so the numbers actually add up.

See all eight solutions
Rooftop solar6 to 12 kW DC arrays sized from your last 12 months of kWh.Home battery storage13.5 kWh usable, 5 kW continuous, wired to a protected loads panel.Whole-home energy auditBlower door, thermal scan and a Manual J load, in one visit.Heat pumpsCold-climate units rated at 5 degrees F, not at 47.EV charger installLevel 2 at 48 A continuous, with a real panel load calculation.

Work out your own numbers

Every tool here runs in your browser on figures you can change. Nothing is emailed to us.

Open the full index
Shading and inverter choiceWatch one shaded module drag a whole string, then switch topology.Tilt and orientation yieldAzimuth by pitch, as a percentage of the Boulder optimum.Time-of-use and batteriesShift kWh out of the 3 to 7 pm peak and price the difference.EV charger load checkNEC 220.83 load calc and the 120 percent busbar rule.Savings calculatorBill to array size to first-year production, step by step.

The people doing the work

Eleven people, one warehouse on Pearl Parkway, and a service radius we can drive in under an hour.

Meet the crew
About GreenLeafWhy we stopped selling panels on their own in 2019.ProjectsSix homes, with the measured kWh a year after commissioning.Reviews4.8 from 236 reviews across Google and EnergySage (sample).Field notesWhat we learned on roofs in Boulder, Longmont and Niwot.CareersThree open roles, pay ranges published (sample).

Four steps, about two minutes

Book the audit, then decide everything else

Three to four hours on site with a blower door, a thermal camera and a combustion analyser, then a written report inside five business days. $395 for homes to 2,500 square feet, credited in full against any installation over $6,000 (sample offer).

  • 01Measured ACH50, before and after any work we do
  • 02Room-by-room Manual J at Boulder's 2 degree F design temperature
  • 03Every measure costed and ranked by simple payback
  • 04Rebate paperwork prepared for the programmes you qualify for
An energy auditor setting up equipment inside a Boulder County homeAudit day usually starts at eight

Would rather talk?(720) 555-0185

Step 1 of 4

Where is the house?

Please enter the street address.

What do the bills look like?
What heats the house today?
What is the roof like?
Which way does the main plane face?
How do we reach you?

Please enter your name.

Please enter a valid email address.

Please enter a phone number.

Demo form. Nothing is transmitted or stored. On a live site this would reach the shop and nowhere else, and we do not sell or share enquiry details.

Request received

Somebody here will call within one business day to confirm a slot and to ask two or three questions we cannot ask a form. Audits usually run within two weeks, sooner in the shoulder seasons.

What happens next

  1. 01A short call to confirm the appointment and the access we need
  2. 02Three to four hours on site, with somebody home for combustion testing
  3. 03A written report inside five business days, with costed measures
  4. 04A proposal only if you want one, and only for what the readings justify
What happens on the dayPlay with the numbers meanwhile

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