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The Thermacore® AP Model 850 is engineered to deliver advanced performance in commercial and industrial applications where climate control, durability and ease of maintenance are primary concerns.
The Thermacore® AP door system’s advanced performance answers the demand for more reliability, durability, design flexibility and thermal efficiency.
This door system presents the most advanced thermal performance values published by any major US manufacturer of 3″ commercial insulated sectional doors with an R-value* of 26, U-value** of .038 and a tested installed U-factor† of .14.
Standard max width: 40’2″ (12,243 mm)
Standard max height: 24’1″ (7317 mm)
Panel thickness: 3″ (76.2 mm)
R-value: 26 (4.58 Msq/W)
U-value: 0.038 (.22 W/Msq)
Installed U-Factor: .14 Btu/hr x ft² x Fº (.80 W/Msq)
Air infiltration: At 15 mph (24 kmph) .09 cfm/ft² (1.65 m³/hr/m²)
Thermal break: 1-3/4″ wide PVC thermal break; PVC thermal break on end stiles