Keystone Raptor Construction:

Welded 2-inch aluminum framing is at the heart of Raptor’s 5-layer sidewall construction, engineered to make your Raptor strong and durable while creating an SUT that is easier to tow. Previously found only at a much higher price point, Raptor’s structural integrity assures you of strength, superior insulation, and durability for many years to come.

Sidewalls

1. Gel-Coated Filon Fiberglass
2. 1/8" Luan Wood Backer
3. Second Layer 1/8" Luan Wood Backer with Staggered Seams
4. Solid Block EPS (Expanded Polystyrene) Insulation
5. Radius Window Corner Blocks
6. Metal Backing Strips (EGS Electro-Galvanized Sheet)
7. 2" Welded Aluminum Sidewall Studs

Insulation Factors

• Walls: R-9
• Floor: R-17
• All R factors are estimated from composite ratings
• Roof: R-10