The following spec sheet was graciously supplied by Plumb Creek, the manufacturer of Marine Tech plywood. We have not used this material, but contacted Plum Creek for the specifications in response to inquiries about the material from our visitors.

Plum Creek

PRODUCT DESCRIPTION
MARINE TECH

GENERAL:

• Designed For Rigorous Marine Use With Superior "B" Face Grades
• All Struc 1, Group 1 Species Construction
• Produced With "Ultra Core" Tight "High C" Grade Cross Bands & Centers
• Standard 5/8" 5 Ply (7 Ply Available Upon Request) 3 3/4" 7 Ply
• Available With Solid Core And/Or "B" Faces - 2 Sides Upon Request
• APA Industrial Panel Selection Guide - ICI No. 9344

FACES:

• "B" And Better Face(s) Grade With No Open Holes Or Defects
• Splits Over 1/16" Are Filled. Only Sound, Tight Pin Knots Allowed
• Fully Sanded Faces Using 60 Grit Paper

BACKS:

• Single Faced Panels - "High C" Grade Chosen For Minimal Knotholes & Splits
• Optional 2 Sided Panel Has a B-Plugged Back - No Open Knotholes Or Defects
• Spilts Over l/16"AreFilled. Only Sound Tight Knots Up to l" Are Allowed
• Back is Touch Sanded With 60 Grit Paper

CORES / CENTERS:

• All Composed "High C" Grade Core Eliminates Laps And Gaps
• 1 Piece "High C" Centers Used

CONSTRUCTION & THICKNESS:

• Available in 4'x 8' - Scarfed Lengths Up To 16' Long
• Thickness:
  • 1/4" - 3 Ply
  • 3/8" - 4 Ply
  • 1/2" - 5 Ply
  • 5/8" - 5 or 7 Ply
  • 3/4" - 7 Ply
• Tongue & Groove Available For Pontoon Boat Flooring
• Thicker Transom Panels Up to 1 1/2" Available

PRESERVATIVE TREATING (PTP):

• Available with CCA Treating To .40 Minimum Retention

Wood-Plywood Index