• Home
  • Nomaco® SOF® 1-1/8" Polyethylene Foam Type B Round Backer Rod
Image for Nomaco® SOF® 1-1/8
+ / - Hover over image to Zoom
Other Views

Nomaco® SOF® 1-1/8" Polyethylene Foam Type B Round Backer Rod

Brand: Nomaco Mfg#: 322-91-1125-0
Product#: 530SR11250
This product is currently not available.
Call for Quote
Based on Product Sourcing
Add to Cart

Please Login to receive Special Pricing
Not Registered? Create an Account


SOF® Rod is a soft bi-cellular polyethylene foam backer rod used in concrete construction. It is comprised of both open and closed cells that will not out-gas when skin is ruptured and prevents sealant bubbling and failure.


  • Easy to use
  • Meets all of the requirements of the 1990 clean air act
  • Clean product
  • Lightweight
  • Virtually dust free
  • Use with cold-applied sealants
  • Recyclable
  • Is a domestic end product as defined in the buy American act, title 41 USC 10
  • Non-exuding
  • Non-gassing
  • Easy to apply
  • Inert
  • Water resistant
  • Chemically inert
  • Non-absorbing


  • Brand: Nomaco
  • Material: Polyethylene Foam
  • Rod Diameter: 1.125 in
  • Joint Width: .875 in
  • Water Absorption: < 0.030 g/cc
  • Color: Gray
  • Tensile Strength: 43.4 psi
  • Standards: ASTM C1330/C717
  • Type: Type B, Bi-Cellular, Round
  • Temperature Rating: -45 TO 160 deg F
  • Density: 1.80 - 2.50 lb/cu-ft
  • Length: 500 ft
  • Usage: For Expansion and Contraction Joints, Window Glazing, Curtain Wall Construction Partitions, Parking Decks, Bridge Construction, Modular Home Gasketing and Log Home Chinking