How To Attach Purlins To Trusses

Purlins are typically attached to trusses with either metal strapping or hangers. The purlins help to support the roofing material and add rigidity to the trusses.

How To Attach Purlins To Trusses

There are a few methods that can be used to attach purlins to trusses. One is to use metal clips that fit over the trusses and hold the purlins in place. Another is to use wood screws or nails to attach the purlins to the trusses.

-Hammer -Pry bar -Tape measure -Level -Circular saw -Chalk line -Carpenter’s Square -Nail Gun -Stapler Gun -Purlins -Trusses

  • Secure the purlins to the
  • Drill pilot holes through the trusses and into the purlins
  • Measure the purlins and the trusses and mark where the purlins will be attached on the trusses

– Make sure the purlins are the same width as the trusses – Nail or screw the purlins to the trusses every 16″ – Leave a 1/8″ gap between the purlins and the roofing material


Frequently Asked Questions

Should Purlins Be Nailed Or Screwed?

There is no definitive answer to this question as it depends on the specific application and the materials used. In some cases, nails may be better than screws, and vice versa.

How Do You Attach Purlins To Steel Trusses?

When attaching purlins to steel trusses, you will need to use a clip or connector. The clip or connector will be placed on the top of the purlin and then attached to the truss.

How Do You Install Purlins On A Metal Roof?

The first step in installing purlins on a metal roof is to measure and mark the location of the purlins on the roof deck. The purlins should be evenly spaced and should be located at the same distance from the eaves and ridge. The next step is to drill pilot holes in the roof deck and then fasten the purlins to the roof with screws.


To Summarize

To attach purlins to trusses, use a framing nailer to drive nails through the purlin and into the top of the truss. Make sure that the purlin is level and perpendicular to the truss before nailing it in place.

Leave a Comment

Your email address will not be published. Required fields are marked *