An inexpensive, yet effective "backing", commonly referred to as Backer Rod. Backer Rod is an extruded, chemically inert, closed cell polyethylene "rope" designed to effectively fill in the gaps between logs prior to the application of Chinking or Energy Seal.
Backer Rod is flexible and compressible; it conforms to the irregularities in the log surface. Its primary function is recognized as a median between the log gap and the chinking. Select the proper Backer Rod that fits flush with the logs.
For example, 1/2" rod should be used if your finished chinking application it to be approximately 1" wide (for a 6" thick round log). Place the rod in the joint. Be sure the edges are flush with the log surface.
Before you install Backer Rod make sure gap is free of moisture and foreign material. Directly place it into the gap using a blunt tool, face roller or the tips of your fingers. Apply Chinking over Backer Rod according to manufacturer's instructions.
Features and Statistics
- Closed cell
- Round
- Increases R value
- Cuts material costs considerably
- Extruded, chemically inert
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Backer rods are an extruded, chemically inert,
closed-cell polyethylene “rope” that is designed to effectively fill in the
gaps and openings between logs prior to the application of chinking, caulk or
energy seals. Backer rods are flexible and compressible and will form-fit to
the irregularities on the surface of the logs. Acting as a median between the
chinking and the log gap backer rods form an extra layer of protection from
dust, moisture and air. We offer ¼”, 3/8” and ½” backer rod rolls in a variety
of lengths to handle all log home and log cabin building needs. |