Shieldline Roofing https://validator.w3.org/feed/docs/rss2.html Home What are OSHA’s heat illness requirements for roofing crews in Florida? What is an induction-welded attachment system and when is it appropriate? What is the difference between #12, #14, and #15 roofing fasteners? What are the different fastener plate types and when is each used? What causes fastener backout in single-ply roofs? What is a fastener pull-out test and how many tests are required? When is EPS preferred over polyiso in Florida applications? Should the owner or the contractor carry the builder’s risk policy? What is high-density polyiso and where is it used in an assembly? What indemnification language is typical in roofing contracts? What is an FM 1-90 or 1-180 wind rating? What is FM 4470 and what does it cover? What is UL 1897 uplift testing and when is it referenced? What is the difference between UL 790 and ASTM E108? What is a UL Class A fire rating for a roof assembly? How should contract disputes be escalated during a project? Does polyiso lose R-value in heat, cold, or both? What is thermal drift in polyiso insulation? When does the warranty start date begin? What is LTTR and how is polyiso R-value officially rated? What is the difference between a “roof assembly” and a “roof covering” in code language? Who owns leftover materials at project completion? How does steel deck gauge affect fastener holding power? What are the code requirements for replacing deteriorated deck sections? How do you address deck rusting caused by long-term condensation? Can a steel deck be re-fastened to the structure during a reroof? What is the structural impact of adding a tapered insulation system? What is the difference between a time-and-materials and lump-sum change order? What does “positive drainage” mean in roofing terms? How do you price unforeseen deck replacement fairly? How much additional weight can an existing roof deck support? What is the difference between a walkway pad and a traffic deck? When is a structural engineer required to evaluate a roof deck? What is ASTM E907 / FM 1-52 field uplift testing? What are fastener pull-out testing requirements for existing decks? What documentation should accompany every change order request? What is a cementitious wood-fiber (Tectum-type) deck and how does it perform? Should I use design-build or design-bid-build for a roofing project? What is a force majeure clause and how should it be written for hurricanes? What is meant by the “field” of the roof versus perimeter and corner? What is a curb adapter and when is one used? How does the roofing labor shortage affect project scheduling in Florida? What is a target patch and where is it used? How do tariffs and supply chain disruptions affect roofing costs? How should weather delays be handled contractually in Florida? What is a reglet and what types are used in commercial roofing? What is a liquidated damages clause in a roofing contract? What is a dead valley and why is it a chronic problem area? What are typical progress payment milestones on a roofing job?