For those self-installers
2 posts • Page 1 of 1
Flashing is to prevent water leakage and is best done with rubber flashing tape check out installationmasters, also jeld wen has good video on this. Brakeformed capping is what you are referring to. Start with sample pieces one foot long. Measure your existing exterior casing and make the sample to these dimensions. Your mistakes with samples lead to correct sizes. Good snips will make cutting easier and less frustrating. Cut and trial fit one end at a time. Good luck many guys avoid this work.