An ICF foundation uses EPS panels as molds for pouring concrete. These panels stay in place afterward, giving the walls strength and insulation. In this post, we will learn more about the ICF Concrete Foundation.
Why Choose ICF Concrete Foundation for Your Building?
Construction Process
Insulated concrete forms (ICFs) offer strength and insulation for underground walls. Building an ICF foundation involves stacking EPS foam panels or interlocking polystyrene forms. The forms are reinforced, braced, and then filled with concrete. This method is a quick and straightforward way to construct below-ground walls. Steel reinforcement, like rebar or wire mesh, is added inside the hollow spaces of ICF blocks or panels to give extra strength and support to the foundation walls. It’s installed based on engineering plans and building codes.
Advantages of ICF Foundations
ICFs help cure concrete well, making ICF concrete foundations twice as strong as those made with regular pouring methods. These ICF foundations also have continuous insulation with almost no thermal bridges, so they’re highly energy-efficient. With insulation ratings over R-20, they provide excellent thermal performance. Combining this strength and insulation means you get durable, energy-saving foundations in hot and cold weather. That keeps buildings comfortable and sustainable for the long run. ICF foundations are better at conserving energy and resisting moisture more effectively.
ICF Concrete Foundation Cost
Basements built with ICFs usually cost more than those with traditional concrete or block foundations. Studies show that ICFs can add 30 to 40 percent to the foundation cost. However, ICFs have added benefits, like an insulated wall with a vapor barrier up to the floor joist, which you wouldn’t get with a plain concrete wall. ICF foundations are generally quicker and easier to build than those made with concrete blocks or poured concrete.
However, keep in mind that these costs are often offset over time with less expensive energy bills and fewer needs for upgrades or repairs.
Considerations and Limitations
To get a Certificate of Occupancy in most US and Canadian areas, you must cover the inside of EPS panels with an ignition barrier like drywall. For waterproofing, apply a layer to the outside of the ICF blocks. The easiest method is to use a peel-and-stick membrane: cut it to size, stick one edge to the wall, and unroll it. It makes waterproofing an ICF foundation manageable for just one person.
Overall, ICF foundations are popular for new construction projects, especially in regions with extreme temperatures or where energy efficiency is a priority. They offer a durable, energy-efficient, and environmentally friendly foundation solution, making the users feel they are contributing to sustainability with their construction choices.
Are you interested in building with ICFs? Click here to contact the SuperForm team. Our innovative ICF system simplifies construction while creating stronger concrete. Reach out now to learn more about the benefits of SuperForm building products.
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