Insulated Concrete Forms ICF Assembly Time Lapse
Uploader Comments (ICFbuildings)
Top Comments
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icf's are amazing. we have been building with them for a little over three years now, and i never cease to be amazed with their efficiency, ease of use, and outstanding durability. they are like legos for big kids!
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Wheres the rebar??
All Comments (29)
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nice vid
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There is something very wrong here! These are supposed to be Mexicans that are doing the jobs Americans won't do! WTF!
Great work!
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I've built homes using regular dimensional lumber (for foundation) forming and ICF from footings to soffit. The reg forming is much more forgiving and stonger when pouring. But with a properly trained crew, ICF leaves it in the dust. Its faster to install, and very little teardown after the pour. It's studded every eight inches and has "backing' everywhere. So you dont need to land drywall edges on the "studs". Best part is, you have a CONCRETE HOUSE! Did anybody read the three little pigs?
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Roofs can be conventional or also ICF (Quad-Deck).
In severe storms, the roof often is the weakest link so a concrete roof makes sense to complete the entire building envelope with concrete. In such a "bunker", the windows and doors become the weakest links - hopefully with much less damage from a blown out window than a missing roof.
Quad-Lock can be built in many wall and insulation thicknesses - local building codes prescribe the concrete thicknesses (e.g. basements are often 8").
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Each successive lift is roughly 2-4' in height and consolidation of each lift with a small-diameter mechanical vibrator is recommended to take out "voids". Best is to hire an experienced contractor...
ICFs are a no-brainer for finished basements (compared it to equivalent conventional methods, ie with insulation and framing included).
ICFs also make a lot of sense for exterior walls above-grade, although at higher upfront costs (energy savings usually pay for it in 5-10 years).
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@ICFbuildings " Though the manufacturer cannot recommend it, very experienced crews have poured 16 and 20+ foot tall walls in one continuous pour without problems. "
With no chance of air pockets? Does that happen sometimes and what do you do to prevent it ?
Another question, Upper Floors and Rooftops are constructed using traditional methods or ICF ?
How flexible is Quad-Lock when it comes to wall thickness and would it depend on the height of the wall being built?
Thanks in advance.
ICFbuildings, this ia alternative to stick homes? how do you handle electrical, outlets and piping, HVAC, etc. and how can you hang drywall w/o studs and what type of exterior bearriers do you use on this product can the whole house be done in ICF?
farstarfilm 9 months ago
Yes, it can be used as an alternative to framed walls. It makes the most sense for exterior walls (where the insulation helps most), but also as firewalls e.g. between duplex units.
Most electrical and plumbing is set into chases cut into the foam after the concrete has set. Electrical boxes, supply lines, and drain lines are affixed directly to the concrete after cutting the foam away. Electrical conduit and some plumbing can also be placed within the wall cavity prior to concrete placement.
ICFbuildings 9 months ago
Drywall is fastened to the Plastic Ties within the foam with drywall / gypsum screws. An EPS compatible adhesive may be used in addition.
For basements, water-proofing or damp-proofing with peel & stick membranes and/or drainage boards is recommended. Follow all other accepted methods for water management.
Above-grade, ICF walls don't need vapor barriers because they're 'High Mass' walls (unlike framed walls). The solid concrete is a barrier against air-borne moisture and air infiltration.
ICFbuildings 9 months ago
How are exterior finishes attached?
Stucco (acrylic or cementitious) is adhered directly to the foam after rasping it. Wood, vinyl or metal cladding is mechanically fastened to plastic ties or, if needed, to optional continuous fastening strips within the insulation. Stone and brick are attached according to design specifications (e.g. with brick ledges and brick ties).
ICFbuildings 9 months ago