Conduit Strap
Conduit Strap Application

Effortless Conduit strap Installation with SPAX® fasteners

Streamline conduit strap installation with SPAX fasteners' precision and reliability, ensuring secure and efficient electrical setups.




It's important to note that the choice of fastener used to attach conduit straps to concrete and masonry walls will depend on various factors, including the specific requirements of your project, the weight and load-bearing capacity needed, and the type of conduit straps and materials being attached. Always follow the manufacturer's guidelines and recommendations when using multi-material fasteners to ensure proper installation and long-term durability.

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Things to Consider when Attaching Conduit Straps to Concrete/Masonry

To attach conduit straps to a masonry wall using multi-purpose fasteners, an electrical contractor can follow these general steps:

Gather the necessary materials and tools

• Conduit straps
• Multi-purpose fasteners suitable for masonry (such as SPAX pan head multi-material screws)
• Drill
• Masonry bit (sized appropriately for the fasteners)
• Screwdriver or drill bit compatible with the fasteners

Plan the conduit strap placement

Determine where you want to mount the conduit straps along the masonry wall. Ensure the locations align with the desired pathway for the electrical conduit.

Mark the mounting points

Use a pencil or marker to mark the precise spots on the masonry wall where you will drill the holes for the fasteners. Measure and mark these locations accurately to ensure proper alignment.

Drill pilot holes

Put on appropriate safety equipment, such as safety glasses or goggles, and ear protection. Attach the correct masonry bit to your drill. Start drilling at a slow speed, applying steady pressure, and keeping the drill perpendicular to the wall. Drill the pilot holes at the marked points. The size of the pilot holes should match the size of the fasteners you are using.

Prep for fasteners

Once the pilot holes are drilled, remove the dust or debris resulting from the drilling. Repeat this process for all the pilot holes.

Secure conduit with straps

Align the strap holes with the pilot holes and install fasteners.

Secure the conduit straps

Place screws or other suitable fasteners through the conduit strap holes and into the fastener pilot holes. Tighten the screws or fasteners until the conduit strap is firmly attached to the masonry wall.

Repeat for other conduit straps

If you have multiple conduit straps to install, repeat steps 6 and 7 for each strap.

Check the stability

Once all the conduit straps are attached, ensure they are firmly secured to the wall by giving them a gentle tug or shake. Verify that they can support the weight of the conduit.

Remember to follow safety guidelines, manufacturer instructions for the specific fasteners being used, and any local electrical or building codes applicable to your location. If you are unsure about any aspect of the installation process, consult a professional electrician or contractor for assistance.

SPAX is Independently Tested and Approved

DrJ Engineering TER reports use specialized testing and industry-approved evaluations to certify that products meet specific performance requirements of the appropriate sections of the appropriate building code. We follow ICC AC257 acceptance criteria for all exterior coated screws.
IRC applies to detached one-and-two family dwellings and townhouses not more than three stories.
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Building Code
IBC applies to all buildings or structures that do not conform to the IRC.
Unidrive Combination = 2 are better than 1


SPAX® Multi-Material Engineered Fasteners are the versatile fastening solution for a wide range of applications in multiple materials including; wood, masonry, concrete, plastic and sheet metal.

UNIDRIVE PH Z Features Horizontal
Unidrive PH Z Pan Head
Provides excellent draw down and holding performance.
Unidrive FH Z Serrations
Patented Serrations
Allow for quicker, easier fastening.
Unidrive FH Z 4 CUT
Unique 4CUT™ Point
Prevents splitting and requires no pre-drilling in wood.

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