Tongue-and-groove profiles allow for tight joinery and hidden fasteners.

 
 
 

Fasteners are often applied diagonally alongside the tongue, providing a fastener-free face.

Being fitted together, T&G boards are less able to cup or decouple, even without face-fastening.

 
 

STOCK ITEMS

 

 T&G Center Match (Flush Joint)

 

The simplest T&G profile is flat-faced with the tongue and groove in the center of the edge.

 
 
 

  • 1 x 4 Clr.VG Western Red Cedar S1S CM

  • 1 x 6 Clr.VG Western Red Cedar S1S CM

  • 1 x 4 A&Btr Western Red Cedar S1S CM

  • 1 x 6 A&Btr Western Red Cedar S1S CM

  • 5/4 x 4 C&btr Batu / Red Balau S2S CM (Flooring)

 
 

 
 

T&G V-Joint / Center Match (WP4)

 

In this versatile variation, one face is a regular center match and the other has a decorative V.

 
 
 

  • 1 x 6 Clr.VG Hemlock S2S V2E/CM

  • 1 x 4 Clear Batu / Red Balau S2S V2E/CM

  • 1 x 6 Clr.VG Western Red Cedar, Fingerjoined & Primed S2S V2E/CM

  • 1 x 6 Premium Eastern White Pine S2S V2E/CM

  • 1 x 8 Premium Eastern White Pine S2S V2E/CM

  • 1 x 6 Standard Eastern White Pine S2S V2E/CM

  • 1 x 8 Standard Eastern White Pine S2S V2E/CM

 

 

T&G V-Joint (V4E, or EV2S)

 

With a V on both faces, typically used in cedar paneling where one side is dressed smooth (S1S), the other roughsawn, providing a V-joint whichever surface is used.

 
 
 

  • 1 x 4 Clr.VG Western Red Cedar S1S V4E

  • 1 x 6 Clr.VG Western Red Cedar S1S V4E


  • 1 x 4 A&btr Western Red Cedar S1S V4E

  • 1 x 6 A&btr Western Red Cedar S1S V4E

  • 1 x 6 A&btr Western Red Cedar S2S V4E

  • 1 x 8 A&btr Western Red Cedar S1S V4E

  • 1 x 4 Select Knotty Western Red Cedar S1S V4E

  • 1 x 5 Select Knotty Western Red Cedar S1S V4E

  • 1 x 6 Select Knotty Western Red Cedar S1S V4E

  • 1 x 8 Select Knotty Western Red Cedar S1S V4E

 

 

T&G Flooring

 
 
 

In traditional flooring the tongue and groove are biased toward the underside (which is kerfed for added stability), leaving more thickness above the T&G in case of future sanding and refinishing.

 
 

  • 1 x 4 Clear Southern Yellow Pine Flooring, Kerfed

  • 1 x 6 Clear Southern Yellow Pine Flooring, Kerfed

  • 1 x 8 Clear Southern Yellow Pine Flooring, Kerfed


  • 1 x 6 #2 Southern Yellow Pine Flooring, Kerfed

  • 1 x 8 #2 Southern Yellow Pine Flooring, Kerfed

  • 1 x 3 Clr.VG Douglas Fir Flooring

  • 1 x 4 Clr.VG Douglas Fir Flooring

  • 5/4 x 4 Clear Southern Yellow Pine Flooring, Kerfed

  • 5/4 x 4 Clr.VG Douglas Fir Flooring

 

 

T&G Beaded Ceiling / Wainscot & Patterns

 
 

Decorative beads and flourishes are commonly used for wainscot or interior ceilings and walls. Sometimes available in reduced thickness.

 
 
 

  • 7/16” x 4 Clear Southern Yellow Pine Beaded Ceiling

  • 5/8” x 4 Clear Douglas Fir Beaded Ceiling

  • 5/8” x 6 Clear Douglas Fir Beaded Ceiling


  • 5/8” x 4 Batu/R.Balau Combination Ceiling ECB1S/EB1S

  • 1 x 6 Batu/R.Balau Combination Ceiling ECB1S/EB1S

  • 1 x 6 ArmorCoat Primed&Buffed ECB1S/V2E

  • ½ x 6 PVC S2S T&G ECB1S/V2E

  • 1 x 6 Premium Eastern White Pine ECB1S/V2E

  • 1 x 8 Premium Eastern White Pine ECB1S/V2E

  • 1 x 6 Standard Eastern White Pine ECB1S/V2E

  • 1 x 8 Standard Eastern White Pine ECB1S/V2E

  • 1 x 8 #2 Common Pine ECB1S/V2E

  • 1 x 6 #2&btr Ponderosa ‘Butterfly’/V2E

  • 1 x 8 #2&btr Ponderosa ‘Butterfly’/V2E

  • Made-to-Order Special Patterns in most species

 

 

T&G Roof Decking

 
 

Structural roof boards used when underside will be the exposed ceiling.

 
 
 

  • 2 x 6 #2&btr Southern Yellow Pine S2S T&G C-M/EV1S Decking

  • 2 x 6 Tight-Knot SPF S2S T&G C-M/EV1S Decking

 
 

RESOURCES

 

WWPA WOOD SIDING

INSTALLING WESTERN RED CEDAR SIDING

WWPA STANDARD PATTERNS

NELMA PATTERN BOOK FOR EASTERN WHITE PINE