Retrofit Deck On Sloped Roof

The roofslope auxiliary sloping compound provides a quick and easy way to fill in low spots on flat roofs and achieve positive slope to aid in proper drainage.

Retrofit deck on sloped roof.

The slope could be increased to improve solar panel performance says david stermer director of engineering at metal sales manufacturing corp louisville ky also the slope could be increased to improve the aesthetics of the roof by adding hips valleys and color. Roof decks that do not provide adequate fastener pullout resistance 8. Effective water control is essential to the performance of any attic roof system. The existing roof s physical footprint framing system and other rooftop conditions will most likely control the new roof s geometry.

Single ply roofing over a metal roof also called single ply retro fit can be completed with tpo pvc or epdm. To 12 ga steel framing installed over the existing roof s framing members to create a sloped plane. For the purposes of this article we will only be discussing single ply retro fits. This is where a single ply membrane retrofit roof system comes into place.

Structural concrete roof decks. In some cases another metal roof can be installed over and existing one. Platinum retrofit or re cover applications b. Cold storage freezer facilities and swimming pools constitute a special condition.

2010 standard for steel roof deck has a total load deflection limit for steel roof deck at l 120 whereas ibc table 1604 3 footnote a stipulates a total load deflection limit of l 60 for structural metal roofing figure 6. The mbci nuroof retrofit roof system utilizes light gauge 16 ga. The following measures are necessary to ensure high levels of performance for this roof retrofit strategy. Performance imperatives for high r value roof retrofit using insulating sheathing above the roof deck plus cavity insulation in roof framing.

A sloped retrofit metal roof incrementally extends the life expectancy of the building reducing roof maintenance costs.