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*The Angi rating for Energy Efficiency Auditing companies in Bath, NH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Energy Efficiency Auditing needs.

*The HomeAdvisor rating for Energy Efficiency Auditing companies in Bath, NH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Energy Efficiency Auditing needs.

Last update on August 01, 2026

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Building Alternatives Inc
New to Angi
Energy Audit - For BusinessHome Energy Audit

Serving Bath, NH and surrounding areas

In business since 1986

Free estimates

We are independent; we work for you the home owner. Many of our competitors work for suppliers and may only offer you one solution, because that is what they sell. They also may not have the breadth of knowledge (we have 30+ years) to offer you all the options you need to make a decision. We are NOT owned by a trade or supplier, thus we will provide you all the options you need to effectively make your home more energy efficient \nWe have considerable experience in building energy efficient homes and in using the different technologies, modular, timberframe. SIPS, ICF and 2x6 panelized to build a home. This experience makes it easy to identify problem that are caused by the specific construction. Without this experience opportunities will be missed. We will recommend renewable energy options for your new or remolded green home.\n\nBBB - Member in Excellent standing from 1988 to present \nManchester Chamber of Commerce - Member in Ecellent standing from 1987 to present \n

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Energy Efficiency Auditing questions, answered by experts

Costs depend on the property size, audit complexity, and whether additional testing (e.g., blower door) is included.

Audits typically take 2-4 hours, depending on the property size and energy systems.

Dehumidifiers typically use 300 to 700 watts of electricity per hour, whereas portable dehumidifiers use about 40 watts per hour. The exact amount of electricity your dehumidifier will generate depends on its capacity and energy efficiency. Generally, higher-capacity dehumidifiers generate more electricity than lower-capacity units, but they also usually have better energy efficiency over the long run.

An average, 400-square-foot electric heated driveways consume approximately $3 per hour in terms of electricity. The price may slightly fluctuate depending on your local energy cost. A simple formula to calculate your heated driveway’s total wattage consumption is by multiplying the square footage by 50 watts and then dividing it by 1,000 to get the kilowatt number. Multiply that with your local energy cost per hour and there you have the hourly operating cost.

Yes, energy-efficient options such as LEDs and solar-powered lights are available. These alternatives consume less electricity, resulting in lower utility costs. They are also more environmentally friendly due to their reduced carbon footprint and longer lifespan.

The Bath, NH homeowners’ guide to energy efficiency auditing services

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