The Builder’s Notes

Did you know that Net-Zero homes generate the same energy they consume, through renewable sources like sun, wind, or water? When building a custom home, it's important to remember that the cost of the home extends far beyond the build. Over time, paying for power and utilities can add up. It makes sense at the build stage to create the most efficient house possible. That's where a Net-Zero Home comes in. Lighten the power workload Your house is a series of systems: ventilation, heating, lighting, insulation, etc. These structures are complex and interconnected. Therefore, they require...


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A passive-certified home is one that employs a set of advanced building technologies to achieve extreme energy efficiency. Energy consumption is reduced by up to 90% compared to a conventionally-built home. A passive-inspired home incorporates many of the same building techniques and materials found in a passive-certified home, but without the rigor of certification and at a slightly lower price tag. Keep reading to understand the key differences between these two sustainable home options and choose which route is best for you. What is Passive-Certified? If you would like to part...


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Where high-performance houses are concerned, Clarum Homes believes the entire approach is important. This includes everything from design details, materials or installation methods. To ensure all these aspects work in concert to deliver a highly efficient home that lives up to the high-performance label, you’ll need a solid plan. Not to worry, we have some tips to help you plan the high-performance home build of your dreams.   Create a comprehensive budget Building a green, high-performance home will typically always cost more than the same home built to standard building codes....


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Did you know that the average single-family home in the U.S. generates between 6,960 & 12,064 lbs. of construction waste? A home is only as sustainable as the materials used in its construction. Learn how you can keep your home out of the landfill. Your home: the sum of its parts While energy-efficiency is vital, there are other factors to sustainability. It’s crucial to discuss the selection of ecologically-friendly building materials with your designer and contractor. The source of your home’s materials is critical, as well as the manufacturing methods of the products. When...


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Building a green, high-performance home will typically always cost more than the same home built to standard building codes. The advantage is the long-term energy savings over the life of the home and the improved quality of life — which for many is priceless. Using California Code as a baseline of construction standards, these tables show the costs differences in initial construction costs, as well as the energy efficiency gains and ROI potential. Costs and return on investment People are often surprised to learn that a high-performance home only costs 5-10% more than a conventionally-built...


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The cost of energy is rising rapidly — and not just in dollars. Our environment is also paying the price: non-renewable energy consumption, carbon emissions, and pollution. In the U.S., 39% of all greenhouse gas emissions come from buildings. We use energy — electricity, gas, and water — to keep our houses at a comfortable temperature, our showers hot, our lights on, and our gardens green, all of which generates carbon dioxide (CO2). Your carbon footprint is the sum of all emissions of CO2, which are induced by your activities in a given time frame. High-performance homes support...


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We're honored to be featured in Home Builder Digest as the second best custom home builder in San Jose. Of the fifteen builders represented, we are one of only two with expertise in passive home building. Check out the article to learn more: https://www.homebuilderdigest.com/the-best-custom-home-builders-in-san-jose/ At Clarum Homes, we can answer your all of your questions with the greatest confidence. Give us a call at 650.322.7069 today to learn more about our custom home building services.


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You know you want to build a new custom home and you know where you want to build it. Now it’s time to pick a builder. What to look for exactly? These ten questions will help you better understand their operation, level of experience, and history in the market place. 1. How long have you been building in Silicon Valley? Hiring a custom home builder is similar to hiring a team of long-term employees. You should review their work history, skills, and years of experience. A deep understanding of the local area can make a big difference in moving your project forward. 2. Can you give...


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At Clarum, we work with families to leverage Passive House home building practices for extreme performance opportunities in their custom home building projects. A Passive-Certified home is one that employs a set of advanced building technologies to achieve extreme energy efficiency. Energy consumption is reduced by up to 90% compared to a conventionally-built home. The History of Passive Homes The Passivhaus house concept originated in 1988 with a conversation between Professors Bo Adamson of Lund University, Sweden and Wolfgang Feist of the Institute for Housing and the Environment,...


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When you’re planning to build a new custom home, it’s easy to focus on upfront expenses and costs of construction without thinking about ongoing costs once the home is built. These operating costs of your home are equally important and have huge effects on the lifetime return on your investment. Higher energy efficiencies lead to higher home values. Meet the Average family Mr. and Mrs. Average built a conventional 3,500 square-foot home in a northern California neighborhood where they pay about $130/month for their electricity, which is the average for California residents. The cost to build...


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