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Avatar for Omni Property Inspections & Environmental
Omni Property Inspections & Environmental
4.8(
113
)
Energy Audit - For BusinessHome Energy Audit

Serving Williamsburg, CO and surrounding areas

In business since 2019

Free estimates

Credit card accepted

"Project: Home Energy Audit Darrell's expertise showed from the start and definitely invited participation in this Energy Audit. He provided me with another thermal device so I can see what he was seeing/explaining going through each room in the house. A professional report was provided to me in a timely manner."
Indoor Air Quality Pump
Leaking Hose Bibb
Damage Roof Shingles
Electrical Entrance Service Mast
Damaging Vegatation

+28

Response time2 hrs
Response rate90%
Recommended by95%of homeowners
Avatar for Voltaire Engineering
Voltaire Engineering
4.7(
58
)
Energy Audit - For BusinessHome Energy Audit

Serving Williamsburg, CO and surrounding areas

In business since 2007

Free estimates

Credit card accepted

"My husband and I agree: Working with Voltaire Engineering was completely satisfying from beginning to end! All successful experiences start at the top, and this one was no exception. After we purchased a special deal through Angie's List, Director of Operations Dan Rosenbaum contacted us promptly and set up an appointment to visit our home. We instantly liked him; he is witty, smart and easy to talk to and just instinctively inspires confidence. He helped us to see past the obvious solutions to our various needs, and in each case we were glad we followed his advice. His electrician and painters were fabulous, too. They listened carefully to our needs and completed all tasks with true professionalism. In short, we were thrilled with every aspect of the project, including pricing. True to his company name, Dan is an enlightened professional whose problem solving approach to providing services is impressive. We loved having him and his team in our home. In fact, we have just compiled a list of additional projects and are hopeful that we can hire him again!"
Recommended by96%of homeowners
Avatar for Voltaire Solar and Electric
Voltaire Solar and Electric
4.6(
15
)
Energy Audit - For BusinessHome Energy Audit

Serving Williamsburg, CO and surrounding areas

In business since 2005

Free estimates

"i was very impressed with the professionalism of the assessment and the comprehensiveness of the report. As followup they came and discussed the report and explained any questions. I submitted the report to the Governors Energy Office (GEO) for partial reimbursement (rebate) and will personally address air infiltration and other problem areas noted in the report. I would highly recommend Voltaire for home energy audits."
LOGO
Blower Door
Thermo Camera
Cold Spot Detection
Unplug Phone Chargers

+1

Recommended by100%of homeowners
Sunlight Solar Services
New to Angi
Home Energy Audit

Serving Williamsburg, CO and surrounding areas

In business since 2015

Free estimates

Credit card accepted

With years of experience serving the area, we are your solution for all your solar needs. We take great pride in our extreme professionalism, timeliness and superior customer service on every job. We make sure to develop a lasting relationship so that the next time service is needed there will be no question on who to call. Check out our 5 star reviews from happy customers! Call us today so we can discuss your needs and make a plan that fits your budget. Satisfaction guaranteed!

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Energy Efficiency Auditing questions, answered by experts

Replacing a window frame will improve your home’s energy efficiency if the old frame is cracked or damaged in a way that allows unconditioned air from the outside into your living space or if you upgrade to a more energy-efficient window frame material. Aluminum is the least energy-efficient window frame material, followed by vinyl and wood. Fiberglass and composite frames are the most energy-efficient.

To determine the right size generator for your house, you should calculate the total wattage of the appliances and devices you want to power during an outage. List all essential items, note their start-up wattages, and add them together.

Here are some typical wattage requirements for common appliances:

  • Refrigerator: 600 watts

  • Large dehumidifier: 700 watts

  • Large window air conditioner: 1,400 watts

  • Water heater: 3,000 to 4,500 watts

  • Electric furnace: 5,000 to 25,000 watts

A 7,500-watt generator might be sufficient for essentials like a refrigerator, freezer, well pump, and lighting circuits. However, for high-demand items like a water heater or furnace, a whole-home generator is a better choice. A portable generator may be enough if you only need to power a few critical items.

While home square footage can offer a rough estimate, it is not always a reliable indicator. For reference, here are some typical generator sizes based on square footage:

  • 1,000 sq ft: 6–9 kW

  • 1,500 sq ft: 7–10 kW

  • 2,000 sq ft: 10–14 kW

  • 2,500 sq ft: 12–16 kW

  • 3,000 sq ft: 16–20 kW+

For the most accurate sizing, consult a professional who can calculate your home's peak and average power consumption and recommend the optimal generator.

Yes, these services often increase home value by preventing moisture-related issues and enhancing the usable space in basements or crawlspaces.

No, it isn’t necessary to have energy-efficient windows. However, if you care about your energy bill and making your windows more energy efficient, fixing any heat, UV, or air transfer issues is an excellent way to lower your bills and keep your house cooler in the summer and warmer in the winter.

Setting your AC unit to 78 degrees can, indeed, help you save energy. In fact, according to experts, every degree you turn the unit up could save you between 1% and 3% on your energy bills. That said, turning your unit off entirely while you’re out might actually be less efficient than keeping it on at a higher temperature. Why? The unit will need to work extra hard to cool the house back off again after all those hot hours. 

The Williamsburg, CO homeowners’ guide to energy efficiency auditing services

From average costs to expert advice, get all the answers you need to get your job done.