A roof system includes much more than the exposed sheet. Deck condition, insulation, drainage, fastening, and flashing details all influence the finished result. Use the building's needs to compare systems rather than choosing by material name alone.

What to check first

  • Ask how wet insulation or damaged decking will be identified.
  • Compare the proposed drainage and edge details.
  • Request the manufacturer's complete assembly and maintenance requirements.

Evaluate the complete roof assembly

  1. Inspect what is beneath the surface

    Wet insulation, damaged decking, unsuitable attachment, and trapped moisture can change the scope of work. A new top layer cannot restore deteriorated supporting components.

  2. Plan the transitions and drainage

    Coordinate edges, parapets, penetrations, drains, and overflow routes with the selected system. These connections are part of the roof, not finishing details to improvise later.

  3. Use a building-specific specification

    Follow the selected manufacturer’s assembly requirements and appropriate professional review. Torch application, structural changes, and concealed damage need qualified personnel rather than a general DIY recipe.

Watch the field examples

These archive demonstrations show individual projects. Use the current guidance above and Bergstrom’s published instructions if an older video shows a different product or method. Torch work shown in installation videos is professional work.

Watch Choosing a Flat Roof System: Questions to Ask Before Installation · example 1Opens on YouTube ↗Watch Choosing a Flat Roof System: Questions to Ask Before Installation · example 2Opens on YouTube ↗Watch Choosing a Flat Roof System: Questions to Ask Before Installation · example 3Opens on YouTube ↗

Product reference: Bergstrom Industries’ published knowledge catalog. Follow the latest product label and safety information. Historical project examples are educational and are not a specification for every roof.