Rafter Finder™

Rafter Finder on Composite RoofNever split or miss a rafter again.

Pinpoint your rafter location with the Concise Designs patented rafter/stud finder.

This inexpensive rafter finder tool provides positive mechanical feedback to locate edge of a rafter with an accuracy of within 1/16th of an inch.

  • Fewer penetrations to locate rafter for solar installations
  • Ideal for composition roofing
  • Download Rafter Finder PDF hereMade with corrosion-proof materials
  • Download complete instructions here
    or follow the simple steps below.

How To Use RafterFinder™

Thump once, drill once, insert Rafter Finder, measure layout, and proceed with confidence.

Rafter Finder Sequence

Step 1.Place appropriate snap lines on roof to locate horizontal rails.
Step 2.Thump roof for best estimate of center location of rafter.
Step 3.Drill 5/32” dia. hole roughly 2” left of estimate.
Step 4.Raise indicator and insert wire sensor into hole.
Step 5.Feed wire sensor through hole and lower indicator.
Step 6.Tip of wire sensor below roof is directly below tip of indicator above.
Step 7.Rotate knob until wire stops at edge of rafter below. Indicator points to the exact rafter location.
Step 8.Mark center of rafter with soapstone or 3/4“ tape from tip of indicator and mark snap line.

Buy Your RafterFinder™ Here


Press Release for RafterFinder™

See our press release for this newly patented tool, released just a few years ago.