DTC 2520

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Delden’s Extra Heavy-Duty top-of-the-line high R-Value door is constructed using 20-Gauge exterior steel that is foamed-in-place with polyurethane insulation which creates a strong monolithic panel that is energy efficient.
  • Duty Rating Extra Heavy-Duty
  • Insulation/R-Value 19.4
  • Layers 3
  • Warranty 10-Year
  • Price $$$

Maximum R-Value

Delden's polyurethane insulation provides the best R-Values per inch when compared to other common types of sectional door insulation.

Security + Strength

20-gauge steel exterior skin with the added strength of foamed-in-place polyurethane insulation provide maximum strength and security for your opening

3-Part Specifications

Amarr's 3-Part specifications are written in the latest CSI format and are available for download in PDF, Microsoft Word, and Rich Text Format.

Select file type to download
3_Part_Spec_model_2720.pdf 3_Part_Spec_model_2720.pdf
3_Part_Spec_model_2720.doc 3_Part_Spec_model_2720.doc
3_Part_Spec_model_2720.rtf 3_Part_Spec_model_2720.rtf


Door, track and opening preparation drawings are available for download in multiple formats.

Select file type to download
pdf Drawing_model_2720.pdf