Snow guards ar - Study guides, Class notes & Summaries

C-39 Roofing Practice Test (updated series of questions)2023 Last document update:   ago

C-39 Roofing Practice Test (updated series of questions)2023What is the most important consideration when welding with oxygen? Remove all oils and greases from and near oxygen cylinder Snow guards are used to Prevent snow from sliding off roofs 01:05 01:27 What is the advantage of power pan forming equipment? Ability to produce roofing pans in continuous lengths When fastening sheet copper to prevent wind uplift, you drill a hole that is 1/2" in diameter larger...