Flat Roof Repairs Kit

BARR
Waterproof Mastic
for flat roof repairs 

Meridian Liquid Coatings is your number one source for flat roof repair.

BARR
Flash & Seal Tubes

Meridian Liquid Coatings is your number one source for flat roof repair.

Finally an affordable, easy to install flat roof repairs solution that will work on Asphalt and concrete. At 60 Mils DFT this is no elastomeric. This is a permanent solution for flat roof repairs!

BARR™ Roof Repairs Kit is a four step cold applied single component roof repair process that cures by exposure to atmospheric moisture to form a continuous, tough, reinforced elastic waterproof seal. Barr Flat Roof Repairs kit will repair your flat commercial or residential roof. BARR is easy to install view our Flat Roof Repairs installation instructions.

BARR Flat roof repairs bonds well to Asphalt and concrete as well as other roofing materials. This makes BARR the perfect solution for Hot Tar flat roof repairs, Built Up Roof Repair(BURR) as well as repairing many other types of flat roofing projects. Our Flat Roof Repairs kit includes enough material to repair 100 Sq. Ft (includes mastic and fabric.) BARR can be purchased in Larger Quantities through our BARR Built Up Roofing Page.

Visit Meridian Liquid Coatings for flat roof repairs.BARR is environmentally friendly, LEED Accredited and Green. It is not hazardous and can be used in many public jobs while occupied.

BARR Bonds to asphalt and concrete with no need for hot kettles or torching. BARR is Non Flammable, solvent Free, 100% solids and will not shrink When applied to your flat roof, BARR will skin over in 10 minutes minimizing dirt pick up

In above grade applications, use BARR Flat Roof Repairs kit to seal leaks in low slope Built up Roof
(BUR) applications. BARR Flat Roof Repair is solvent free and compliant with all known environmental and OSHA requirements. BARR can be used in confined spaces without respiratory protection.

BARR Flat Roof Repairs forms an elastic rubber that is resistant to thermal shock. It will not crack in extreme cold or slump due to softening at high temperatures like conventional asphalt or coal tar based coating.
For complete Technical Data, refer to the BARR Liquid Waterproof Membrane Technical Data
Guide and MSDS. Always test & evaluate to ensure compatibility prior to full application.

Flat Roof Repairs: Regulatory Compliance & Green Standards

Regulatory Compliance

  • Conforms to OTC Rule for Sealants & Caulks
  • Meets requirements of California Regs: CARB, SCAQMD and BAAQMD
  • Conforms to California Proposition 65

Green Standards

  • LEED 2.2 For New Construction and Major Renovations: Low Emitting Materials (Section 4.1) 1 Point
  • NAHB Model Green Home Building Guidelines: 5 Global Impact Points
  • VOC Content at 240° F: Less than 32 grams/liter (including water), ASTM D2369, EPA Method 24

Application Instructions for Flat Roof Repairs With BARR Waterproof Mastic

  • Step 1 – Remove all loose material, standing water, frost, dust and dirt around the repair area and apply enough BARR to the repair area, that when troweled smooth will extend past the void a minimum of 1” in all directions.
  • Step 2 – Embed an appropriate size piece of ReBARR polyester fabric into the wet mastic and dry trowel it into place.
  • Step 3 – Apply enough BARR to the surface of the ReBARR fabric that when troweled smooth that it completely covers all the fabric. Make sure all edge perimeters of the BARR mastic are feathered smooth.
  • Option – If desired, shingle granules can be sprinkled into the wet top dressing of the BARR mastic flat roof repairs kit for aesthetic reasons.

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