CHI 3236 3’’ Insulated Sectional Overhead Door

3" Thermally-Broken Insulated Sandwich Door

C.H.I. Overhead Door Model 3236 is compliant with the requirements set forth by the International Energy Conservation Code IECC for operable fenestrations.

This Model utilizes 26-gauge exterior and 27-gauge interior steel skins injected with CFC free urethane insulation. The thermally-broken tongue and groove section joint includes a continuous weather seal offering exceptional protection from the elements.

Sections

• Sections are 3" thick
• Sections include a thermal break to eliminate thermal convection type
• Outside skin features horizontal micro-grooves
• Concealed steel back-up plates run from top to bottom of each section for secure hardware attachment
• Bottom "U" type astragal is a standard feature

Tracks

• Tracks are 2" or 3", as specified
• Available in bracket mount, clip angle mount, 12" radius, 15" radius, high lift, vertical lift, roof pitch, or dual track low headroom

Hardware

• Package includes 14 gauge or 11 gauge hinges, as specified
• 2" or 3" short-stem or long-stem ball bearing rollers
• Heavy-duty adjustable top roller brackets

Springs

• Torsion springs are helically wound with stress relieved, oil-tempered wire
• Springs are individually calibrated per door
• Counter-balance torsion shafts are galvanized for rust resistance

Insulation Type

• Foamed in place CFC free polyurethane core
• R-value - 26.89

Brochures:

CHI 3236 3’’ Insulated Sectional Overhead Door