Low-Slope Roofing Mistake No. 10: Missing Base Attachments Base attachments — the plates and fasteners that secure the membrane around roof penetrations — are required for both mechanically... CARE Training 17 Oct 0 0
Low-Slope Roofing Mistake No. 9: Short Flashings The industry standard specification for flashing height is 8 inches. It’s an important safeguard against water backing up on the... CARE Training 17 Oct 0 0
Low-Slope Roofing Mistake No. 8: Missing Cut Edge Sealant Cutting the edges of a reinforced membrane, whether on the roof or in the factory, exposes the reinforcement scrim to... CARE Training 17 Oct 0 0
Low-Slope Roofing Mistake No. 7: Missing T-Joint Patches One of the most notorious leak points on a roof is at the T-joint, where multiple layers of membrane come... CARE Training 17 Oct 1 0
Low-Slope Roofing Mistake No. 6: Not Meeting Minimum Weld Width Is there anything more frustrating than being called back to a completed job because an inspector has found welds that... CARE Training 17 Oct 0 0
Low-Slope Roofing Mistake No. 5: Angle-Change Voids Experienced thermoplastic membrane welders know how important it is to get angle changes right. If the flashing isn’t tight at... CARE Training 17 Oct 0 0
Low-Slope Roofing Mistake No. 4: Inadequate half-sheet fastening When installing TPO or PVC, the corners and perimeters of a building require more fasteners than the field due to... CARE Training 17 Oct 0 0
Low-Slope Roofing Mistake No. 3: Welding start-and-stop voids Robotic welders are a terrific way to ensure consistent, durable welds. But they do leave occasional unwelded voids where the... CARE Training 17 Oct 0 0
Low-Slope Roofing Mistake No. 2: Not cleaning the membrane When patching a single-ply membrane, whether it’s to reinforce or repair, step one should always be cleaning the surface. Patches... CARE Training 17 Oct 0 0
Low-Slope Roofing Mistake No. 1: Not Probing Your Work When you’re working on a single-ply roof, do you probe your seams every day, or wait until the job is... CARE Training 17 Oct 0 0
Jeff Avitabile on 29 Mar Trends in Roofing Underlayment Thank you for your comment Norm. We haven't seen wrinkling or underlayment that may not be completely flat causing the situations that you mentioned,
Norm on 28 Mar Trends in Roofing Underlayment Installation instructions for GAF's FeltBuster synthetic underlayment indicate to "install without wrinkles". The obvious reason why wrinkles must be eliminated is to avoid telegraphing […]
Recent Comments
Thank you for your comment Norm. We haven't seen wrinkling or underlayment that may not be completely flat causing the situations that you mentioned,
Installation instructions for GAF's FeltBuster synthetic underlayment indicate to "install without wrinkles". The obvious reason why wrinkles must be eliminated is to avoid telegraphing […]