How To Use Redhead Concrete Anchors?

How do you use a red head wedge anchor?

Insert Red Head® through the fixture be fastened and into the hole in the concrete, using a hammer strike the nutted end of the Red Head® wedge anchor until the washer and nut are tight against the surface of the fixture.

What are common uses for redhead wedge anchors?

Red Head Sleeve Anchors are contractor grade and building code approved.

  • Use for fastening into concrete, hollow block, grout-filled block and brick.
  • Ideal for hand rails, window frames, partitions, cabinets, shelves, and pipe supports.
  • Zinc-plated steel construction for durability.
  • Includes pre-assembled nut and washer.

What is the strongest concrete anchor?

Wedge Anchors are extremely popular and are one of the strongest anchors for hold strength. Wedge anchors look and function like a sleeve anchor but have a much smaller sleeve near the bottom of the anchor.

How deep is a wedge anchor?

When installing a wedge anchor, it’s important to have a minimum of 2-1/2 inches embedded into the concrete. There should also be at least an inch exposed, enough for the attaching material to grab onto.

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How long should sleeve anchors be?

For example, a 3/8” anchor requires a 3/8” hole to be drilled. The depth of the hole that is drilled into the base material must be a minimum of 1/2” deeper than the anchor will penetrate.



2. Plan the hole.

Diameter of Sleeve Anchor Minimum Embedment
5/8” 2-3/4”
3/4” 3-3/8”

How deep do concrete anchors need to be?

Steps to Installing Concrete Fasteners



The hole should be drilled 1/4″ to 1/2″ deeper into the base material than the anchor will penetrate. This allows for any material to fall when the anchor is inserted into the hole. After the hole is drilled, it must be cleaned of all debris, material or dust.

Which is better wedge anchor or sleeve anchor?

The wedge anchor, drop-in anchor and concrete strike anchor can only be used in solid concrete and have the highest & most consistent holding values in concrete. Concrete sleeve anchors can be used in concrete, brick or block but their holding values are less in terms of shear and pullout values.

What are wedge anchors used for?

Concrete Wedge Anchors are heavy-duty anchors used to secure materials and equipment to solid concrete masonry surfaces. They are extremely popular and are one of the strongest anchors for hold strength.

How much weight can a wedge anchor hold?

Technical Specifications for Wedge Anchors

Size Minimum Embedment Pull-Out (lbs.)
5/8” 2-3/4” 3749
3/4” 3-1/4” 4978
7/8” 3-7/8” 6294
1” 4-1/2” 7329

Can you screw directly into concrete?

Concrete screws provide a quick, easy and incredibly strong way to fasten to concrete. And best of all, there’s no hammering required or anchor or shield to install. All you do is drill a hole and drive in the screw. That’s it.

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How soon can I put anchors in new concrete?

In building construction we never permit structural wedge anchors to be set or cast-in-place anchors to be loaded before the concrete has set for 28 days. If you are in a rush, wait at least a week when the concrete is at 75% strength. If your anchor is not carrying any appreciable load it may be ok.

Can I use plastic anchors in concrete?

Once you anchor hammer-set fasteners, there’s no easy way to remove them without destroying the material or the fastener. If the fastener works loose, leave it in place and drill another hole. Don’t use hammer-set fasteners in crumbly concrete or mortar. Use a plastic anchor instead.

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