Aerial of TPO Roof Table of contents Holes in TPO causing leaks Unit not properly caulked TPO Patches Show Table of ContentsHide1231Holes in TPO causing leaks Go To Pin2Unit not properly caulkedHere is the before and after of this unit. This unit was causing leaks, and we administered caulk to prevent further damage. Go To Pin3TPO PatchesWe patched several areas on this roof, causing leaks into the business. Go To Pin