Instructions / Assembly

Quick Specs
HydroStop® PremiumCoat® Liquid-Applied Roong (LAR) – Version 1.3
13
REPAIR
Inspect and make all necessary repairs to damaged substrates. Refer to the Damaged Substrate
Treatment secons below for substrate-specic informaon.
Damaged Substrate Treatment: Metal
Areas of Concern Treatment
Rust Areas
• Severely damaged or rusted seams and/or fasteners must be replaced.
Roof panels that are corroded to the point where they have holes must be
replaced.
• Light rust areas must be treated to prevent further deterioraon on metal
panels. Roof surface shall have no more than 20% rust or must have
panels replaced.
Fasteners
• All fasteners must be reghtened, secured, or replaced as necessary. All
stripped fasteners must be replaced with new larger fasteners.
• All deteriorated and missing fasteners must be replaced. All fasteners
must be fully encapsulated with HydroStop® PremiumCoat® Buer Grade
Flashing or fastened with UniCap Fastener Covers (refer to the Product
Data Sheet for specic applicaon requirements).
Dented / Damaged Panels
• Dents must be mechanically removed to the maximum extent possible.
• Cover broken rib area with a sheet metal cap and seal with HydroStop®
PremiumCoat® Buer Grade Flashing prior to aaching the cap with
fasteners.
• Severely damaged roof panels must be replaced.
Excessive Gaps
• Seal cracks, joints, penetraons, and curbs with appropriate sealant
materials as recommended.
Seams
• Repair all seams as needed. Refer to the Seam Treatment secon in this
Manual for specic seam treatment guidance.
Open Ridge Vents
• Replace or install sheet metal caps over the open ridge vents when they
are rusted on the inside and/or located in a harsh environment (e.g., salt
water areas).
• Do not seal weep holes on vents.