S4S Finger Joint / Trim Boards

Our trim boards give the perfect touch to any construction project. The manufacturing process we have at Pinelli Universal, with high-quality raw materials supplied from sustainable forestry, allows our trim boards to provide strict dimensional stability and great flexibility for finishing.


  • Raw 
  • Primed for interior and exterior
  • Gesso coated
  • S4S (surfaced four sides) for interior and exterior
  • S1S2E (re-sawn or combed) for exterior
  • Available in Clear or Knotty grades


  • 4/4” x 2”- 11-1/4” x 6’- 20’
  • 5/4” x 2”- 11-1/4” x 6’- 20’
  • 2” x 2”- 11-1/4” x 6’- 20’


  • Radiata Pine from sustainable plantations in Southamerica, certified by PEFC and FSC
  • Ponderosa Pine from sustainable plantations in the USA

To assist our customers with distribution and brand building, Pinelli Universal also provides custom labels and packaging to suit many unique needs.