502ms karna-flex - rooferscoffeeshop.com

www.karnakcorp.com

330 Central AvenueClark, NJ 07066(800) [email protected]

7/16/18

• Available in White, Black or Gray

• Scan to view our online brochureManufacturing/Warehouse Locations: Clark, NJFt. Lauderdale, FLBroadview, IL Kingman, AZ

502MS Karna-Flex

Rubberized Elastomeric Sealant

502MS Karna-Flex

Rubberized Elastomeric Sealant

Compatible Reflective Coatings502 RC-W Self-Priming Base Coat 502 RC-W Elasto-Kote298 Alumin-R

Compatible Reinforcing Fabrics 5540 Resat-Mat3036 Poly-Mat

Available in 30-oz. caulk cartridges1-gallon cans3-gallon buckets

Distribution Warehouse Locations: Renton, WARancho Cucamonga, CADallas, TX

www.karnakcorp.com

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502MS Karna-Flex Rubberized Elastomeric Sealant


Karna-Flex Advantages• Durable Elastomeric Rubber Sealant• One component• Easy application by brush, caulk gun

or bulk loader• Superior adhesive and cohesive strength• Excellent low temperature flexibility• 967% Elongation• UV Stable-can be left exposed• For use in all climates–will not freeze• Waterproof upon application• Adheres to wet or dry surfaces

• Seals metal roof seams and fasteners,foam roofs, EPDM, TPO and PVC,sprayed-in-place foam, masonry,roof penetrations and cementitiousfoam coatings

• Lines gutters• Black Karna-Flex for Asphalt

BUR, Mod Bit and EPDM repairswhere a black-finish is desired

Karna-Flex 3-course repair on asphalt BUR with aged aluminum coating.

Karna-Flex applied on a metal roof over fasteners and in a 3-course repair over horizontal seam.

ProblemAged PVC membrane flashing cracked on the corners of base flashing.

SolutionApply Karna-Flex by brush to allsurface cracks and checks.

BenefitsKarna-Flex will waterproof and seal preventing moisture from enteringthe roofing membrane. Aged PVC is very difficult to repair even with like materials. Karna-Flex is an ideal repair solution for aged PVC membranes.

Other problem-solving uses of Karna-Flex include:• Excellent tie in flashing between metal

and aged single-ply when reinforced with 5540 Resat Mat

• Repair mastic for fixing splits in skylightsand skylight flashings

• Sealant for metal seams in HVAC duct work• Waterproofing for exposed wood• Ideal as a repair mastic for sprayed-in-place

foam and cementitious foam coatings

www.karnakcorp.com



ProblemGutter seams were leaking and gutter wasnot large enough to handle the roof areacausing backups and leaks under the metal roof.

SolutionApply Karna-Flex to entire gutter in a 3-course application with 5540 Resat Mat over all seams and transitions from metal roof to the gutter.

BenefitsKarna-Flex is simple and economicaland will perform in the gutter and onthe ends of the roof panels as awaterproofing membrane even when the gutter is overflowing.

407 EPDM & SPF Bas

ProblemCurb flashing on metal roof leaking atjuncture of curb flange.

SolutionApply Karna-Flex in a 3-course repairapplication with 5540 Resat Mat asreinforcement.

BenefitsKarna-Flex has excellent elongation andwill adhere to metal surfaces makingthis product ideal for long-term repairson metal roofs. Karna-Flex also hassuperior resistance to ponding water forperformance behind rooftop units thathold moisture.

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ACRYLIC ELASTOMERIC BASE COATINGS

Substrate-Specific, Self-Priming Elastomeric Base Coats - 100% Acrylic

5 year-old roof repair still performing

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ProblemVent stack on metal roof sealed withconventional roof mastic cracked and failed causing leaks at the transitions.

SolutionClean entire area, apply Karna-Flex in a 3-course repair application with 5540 Resat Mat at metal transitions.

BenefitsKarna-Flex is very elastic and cures to a waterproofing membrane that will provide an excellent long term repair.

ProblemAged PVC membrane sustaineda thermal split causing a major leak.

SolutionApply Karna-Flex in a 3-course repair application with 3036 Poly Mat as reinforcement along the seam or affected areas.

BenefitsKarna-Flex is solvent borne andhas excellent adhesion to aged single-ply membranes that are difficult to repair.

Note: Surface preparation for single-plymembranes include scrubbing with aweathered membrane cleaner suitable for that particular type of membrane.

ProblemStructural metal roof horizontal seamsleaking or wicking moisture.

SolutionApply Karna-Flex in a 3-courserepair application with 5540 Resat Matas reinforcement.

BenefitsKarna-Flex cures to a very elasticwaterproofing membrane preventingany moisture from entering thehorizontal seams.

502ms karna-flex - rooferscoffeeshop.com

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