(630) 240 - 7527. Scientifically compounded with a selection of rubber reinforced asphalt, mineral fibers, and refined solvents. Karnak 19 ultra flashing cement is the next generation asbestos-free elastomeric flashing. It comes in gallon-size cans, where roofing cement is. Recommended use and restrictions on use Use of the substance/mixture : Building and construction work 1. View Full Product Details. Description: An asbestos free, general purpose flashing cement for repairing leaks in shingles, concrete, metal or aspahlt roofs. Manufacturer Gardner-Gibson: Part Number 5175-A-34: Retail UPC 0-2713451751-8:1. Karnak #19AF Flashing Cement is available in 3 consistencies: Summer, Winter and Semi-grade. Karnak #19 Ultra is manufactured to a heavy pliable consistency for ease of application by trowel. Karnak. 19 Flashing Roof Cement: Roofers Choice 15 Plastic Roof Cement 4. Lot of six boxes of flashing license plate frames $1. Read page 5 of our customer reviews for more information on the Karnak 3 Gal. Karnak Corporation 330 Central Ave. USES: 19 Flashing Cement is a general purpose. White Elastomeric Roof Patch (295) $ 24. KARNAK 502MS Karna-Flex’s elastomeric properties make it an excellent sealant for prepared metal, concrete, asphalt, spray polyurethane foam, and plywood roof system details. Company Name Karnak Corporation 330 Central Ave. Also available in 10 oz. The fibers increase the roofing cement’s resistance to flow while it’s being applied and while it’s curing. 1. Shop this Collection. henry wet patch. Do not flush into surface water or sanitary sewer system. tubes. Good U. Pallet of household goods and furniture. Eighteen 5 Gallon Pails of Karnak 19 Flashing Cement. 501 Elasto-Brite. Karnak 19 flashing cement is a scientifically compounded composition of selected asphalts, mineral fibers, and refined solvents that are manufactured to a heavy. Karnak #19 Ultra Flashing Cement is a general purpose flashing cement for repairing leaks in shingles, concrete, metal or asphalt roofs, flashings on walls, chimneys, flues, skylight flashings, downspouts and cornices. Scientifically compounded with a selection of rubber reinforced asphalt, mineral fibers, and refined solvents. I also used on seams on flat roofs. 48 (149) Karnak. Similar Items. KARNAK 19 Ultra Caulk is the next generation, asbestos-free, rubberized asphalt caulking cement. Consult 49 CFR, or appropriate regulations, for. KARNAK 19 Ultra is manufactured to a heavy pliable consistency for ease of application by trowel. 48. Karnak. SECTION 14 - TRANSPORTATION INFORMATION . 1-Gal. Caulk Gun/Dispenser, Trowel. weather conditions. Resources. A heavy-duty, fibered repair mastic, designed to patch roof surfaces. Type: Two-part, elastomeric, liquid-applied flashing material. Manufacturer. Karnak #18 Perfectseal Flashing Cement is a general purpose cement for repair-ing leaks in shingles, concrete, metal or asphalt roofs, flashings on walls, chimneys, flues, down- spouts and cornices. Roofing Repair with Karnak 18. KARNAK 19 Ultra Caulk is the next generation, asbestos-free, rubberized asphalt caulking cement. This Product name : 19 Ultra Rubberized Flashing Cement 1. 19 Flashing Roof Cement. 19 Flashing Cement is a durable, elastic and waterproof coating for vertical and horizontal surfaces. 3. Karnak #155AF Amphibikote is a cold process, heavy bodied, trowel applied emergency roof cement ideal for repairing leaks in asphalt built-up roofs, flashing on walls, chimneys, skylights and vents, down-spouts and gutters. (3 Gal. I like this Lanco 1-gallon crack filler the consistency of peanut butter. Karnak #19AF Flashing Cement is a general purpose cement for repairing leaks in shingles, concrete, metal or asphalt roofs, flashings on walls, chimneys, flues, downspouts and cornices. roof tar. Related Searches. notmyname2011. Compare $ 109. 208R Rubberized Wet Patch Roof Leak Repair Sealant 3. When used as a flashing cement, it is ideal for SBS-modified membranes seam and flashing details, such as Flintlastic® SA endlaps and granulated. Karnak #19 Flashing Cement is available in 2. Designed for application by trowel #18AF is a durable, elastic cement with excellent adhesion and. 75-Gallon Cement Roof Sealant. I was just going to say that. With this. com. 19. Spread KARNAK 19 Ultra Flashing Cement over the damaged area at an average thickness of 1/8”. When properly utilized this product adheres the membrane and seals the laps to prevent water intrusion. Finish Coats. Karnak #19 Ultra Flashing Cement is the next generation flashing cement. Details. Brand: Bon Tool: Roof Zone: Roof Zone: Karnak: Name: 28 in. 155 Amphibikote is composed. Spread Karnak #19 Ultra Flashing Cement over the damaged area at an aver-age thickness of 1/8”. Asphalt cement and coatings-AF . Send Mail. Karnak 19 Ultra Flashing Cement is the next generation of elastomeric flashing cement. 1-Gal. 4 Asphalt Rubber cement SECTION 4 - FIRST AID MEASURES Eye Contact: If this product comes in contact with eyes, Flush eye with plenty of water for at least 15 minutes and seek medical attention. 19 Flashing Roof Cement. 00. 155 Amphibikote (Wet and Dry) Repair Products. 00 $54. Description: An asbestos free, general purpose flashing cement for repairing leaks in shingles, concrete, metal or aspahlt roofs. 19. View Full Product Details. Cold process adhesives eliminate the need for hazardous torches and hot asphalt kettles. The video demonstrates the surface preparation and application of Karnak 19 on a roof. KARNAK FLASHING CEMENT #19 GALLON. Read page 2 of our customer reviews for more information on the Karnak 1-Gal. Add to Cart. HE204 - PLASTIC ROOF CEMENT Revision Date 06-Nov-2015 _____ Environmental precautions Environmental precautions Prevent further leakage or spillage if safe to do so. add a little more water. com. 98 (32) Model# 7345-GA. 3 Gal. Too thick of a layer can interfere with water flow and cause more damage. Karnak #19 Flashing Cement is a scientifically compounded composition of selected asphalts, mineral fibers, and refined solvents that are manufactured to a heavy consistency for application by trowel to provide a durable, elastic coating of excellent adhesion and high resistance to water and weathering. Related. View Full Product Details. Skin contact: Remove contaminated clothing. Wet-R-Dri Plus Pro Flashing Asphalt Roof Patch Coating Cement: 208R Rubberized Wet Patch Roof Leak Repair Sealant 3. Use a stiff brush to loose dirt and loose coating then wipe the area with a wet rag vigorously. 48. Recommended use and restrictions on use Use of the substance/mixture : Building and construction work 1. Use: For use with JM BUR and SBS membrane products. 1. 00. Read page 2 of our customer reviews for more information on the Karnak 5-Gal. Karnak #19 Ultra is manufactured to a heavy pliable consistency for ease of application by trowel. Emergency telephone numberKarnak 19 flashing cement is a scientifically compounded composition of selected asphalts, mineral fibers, and refined solvents that are manufactured to a heavy consistency for application by trowel to provide a durable, elastic coating of excellent adhesion and high resistance to water and weathering. Apply cement between joints and apply pressure so that a bead of cement is visible at joint edge. KARNAK Headquarters 330 Central Avenue, Clark. Systems Products Documents Contact About. (40) $ 68. 19 Flashing Roof Cement. It might work, and if so it won't last long. A: 34 Asphalt Saturated Cotton fabric is meant to be used with one of the KARNAK flashing cements such as 19 Flashing Cement or 19 Ultra Rubberized Wet/Dry Flashing Cement. Karnak #19AF Flashing Cement is a general purpose cement for repairing leaks in shingles, concrete, metal or asphalt roofs, flashings on walls, chimneys, flues, downspouts and cornices. (40) $ 68. Gardner Wet-R-Dri 4. 3 Gal. Karnak 19 ultra flashing cement is the next generation asbestos-free elastomeric flashing cement. 5 gallons per 100 sq. KARNAK 19 Flashing Cement is available in 3 consistencies: Summer, Semi and Winter. All BUR surfaces should be patched and repaired with KARNAK 19 Ultra Rubberized Flashing Cement and KARNAK 31. and 4 in. #19 Ultra provides a durableKarnak Roof Cements and Coating shall be applied in accordance with manufacturer’s Product Data Sheet. Karnak D41 Asphalt Primer. Also available in 10 oz. Karnak. USES: 19 Ultra Flashing Cement is a general purpose asbestos-free flashing cement for repairing leaks in shingles, concrete, metal or asphalt roofs, SBS and APP modified bitumen membranes flashings on walls,Karnak #19AF Flashing Cement is a general purpose cement for repairing leaks in shingles, concrete, metal or asphalt roofs, flashings on walls, chimneys, flues, downspouts and cornices. Product Code: #18-3AF | #18-5AFDescription: Lucas 758 is ASTM D-2824 Type III and Miami-Dade approved. View Full Product Details. A new roof won't need any cement except to seal any exposed nails. 5-Gal. 3-Gallon/Pail. View Full Product Details. Wet-R-Dri Plus Pro Flashing Asphalt Roof Patch Coating Cement. Price/Pail. 0/0. USES: KARNAK 19 Flashing Cement is a general purpose cement for repairing leaks in shingles, concrete, metal or asphalt roofs, flashings on walls, chimneys, flues, downspouts and cornices. KARNAK #19 Ultra Caulk is manufactured to a heavy pliable trowel graded consistency. 10. 115. Rubberized Flashing Cement Caulk is a great tool to have in your toolkit when performing roof inspections, annual maintenance or emergency repairs. KARNAK 19 Ultra is available in 3 consistencies: Summer, Semi and Winter grade. Customer Reviews for Karnak 5-Gal. 155 Amphibikote is a carefully prepared, emergency roof cement with special water displacing characteristics, which ensures an effective bond to both wet and dry surfaces. Compare $ 42. 19. Quick links. Manufacturer Karnak: Part Number 19-5-WG: Retail UPC Unknown: KAR230 Karnak 230-2% Neo-Asphalt Rubberized Asphalt Cement 5 Gallon. 19 Flashing Roof Cement. 19 Flashing Roof Cement. Karnak. Be assured that you purchased quality. 2. 155 Amphibikote Wet or Dry Roof Cement (7) $ 59. 78 Cold Process Cement. Quality and consistency you can count on. Karnak 19 Flashing Cement is a scientifically compounded composition of selected asphalts, mineral fibers, and refined solvents that are manufactured to a heavy consistency for application by trowel. Rubberized Flashing Cement Caulk is a great tool to have in your toolkit when performing roof inspections, annual maintenance or emergency repairs. Scientifically compounded with a selection of rubber reinforced asphalt, mineral fibers, and refined solvents, KARNAK #19 Ultra Caulk is manufactured to a heavy pliable trowel graded consistency. Large selection of Galvanized Flashing Long Rack Not Included $1. (42 pails/pallet; ground shipment only; 3-gallon pail shown in photo) DESCRIPTION: Karnak's #229 AR-Elastomeric is a BRUSH GRADE (self leveling) single-component, SBS rubber reinforced asphalt which forms a high-quality commercial. 3. When 97 Fibered Aluminum Roof Coating is applied to the roof, the aluminum flakes leaf to the surface providing a reflective metallic shield over the base of the coating. #19 Ultra provides a durable elastomeric coating of greater strength, excellent. The research study includes profiles of Top Companies in the Flashing Cement Market : Karnak Corporation, JC Whitlam Manufacturing, United Asphalt Company, CNBM, Anhui Conch Cement, Tangshan. 330 CENTRAL AVENUE, CLARK, NJ 07066 732-388-0300 • 800-526-4236. 19 Ultra Rubberized Flashing Roof Cement. Scientifically compounded with a selection of rubber reinforced asphalt, mineral fibers, and refined solvents. Emergency telephone number Karnak. Container Size: 1, 3, 5 gallons and 10. 5-Gallons/Pail. Karnak Flashing Cement #19, Winter Grade Consistency, 5 Gallon. 00 $50. Karnak #19 Ultra is manufactured to a heavy pliable consistency for ease of application by trowel. Seals cracks on vertical and horizontal surfaces without any sags. #1 Home Improvement Retailer. V. Karnak #19 Ultra Flashing Cement is the next generation asbestos-free elastomeric flashing cement. Pallet of household goods and furniture. S AND CANADA 1-202-483-7616 . nickyforeal. Composed of 100% polyester. 107 Velvet Roof Coating will withstand the rigors of hot summer temperatures and provide excellent. 1 oz. Karnak 5 Gal. 58 (8) Model# 28-5. Excellent adhesion to most surfaces including primed concrete, masonry, metal, asphalt, modified bitumen membranes and sprayed urethane foam roofing. When properly utilized this product adheres the membrane and seals the laps to prevent water intrusion. STEP 3: Apply Karnak #78AF Cold Process Cement over entire deck at the rate of 3 gallons per 100 sq. $21. I fixed a drip coming in from a chimney it lasted 12 years before I had to do again. It is excellent for sealing cracks in concrete and brick, as a joint filler for precast roof slabs and for general purpose use in maintenance of exposed buildings. A general purpose, cold-applied cement that is ideal for use in sealing and repairing many types of asphalt-based roof membranes. 00 Read More;USES: 19 Flashing Cement is a general purpose cement for repairing leaks in shingles, concrete, metal or asphalt roofs, flashings on walls, chimneys, flues, downspouts and cornices. KARNAK flashing cements and mastics, will “skin” over in 24 hours, but take longer to fully cure because they are applied at a heavier rate than spray or brush grade coatings. 502MS Karna-Flex Sealant. MSDS Page 2 of 5 Rev. current product. #19 Ultra provides a durable elastomeric coating of greater strength,. ' the best way to repair for a diy is to use karnak flashing cement and asphalt impregnated mesh available at home stores. Karnak #19 Ultra is manufactured to a heavy pliable consistency for ease of application by trowel. Designed as the most time saving and cost-effective roof leak repair p. Trust Karnak for exceptional quality and performance. Will permanently seal leaks and bridge cracks on smooth surfaces. Roof sealant, generic term for roof coatings, caulks, compounds. USES: 19 Flashing Cement is a general purpose cement for repairing leaks in shingles, concrete, metal or asphalt roofs, flashings on walls, chimneys, flues, downspouts and cornices. henry 208, henry 906, henry flashmaster, karnak 19, karnak ultra 19, flashmaster : Associated Items: 0 review(s) Lucas 771 Dry Surface Flashing Cement 3G. Karnak 19 Flashing Cement is a scientifically compounded composition of selected asphalts, mineral fibers, and refined solvents that are manufactured to a heavy consistency for application by trowel. The Roof Tube Squares off against Karnak's Flashing grade 19. Compare. Hover Image to Zoom. Use to install, repair or rebuild roof flashings. Scientifically compounded with a selection of rubber-reinforced asphalt, mineral fibers, and refined solvents, 19 Ultra offers a heavy pliable consistency for ease of application by trowel. (149) Questions & Answers (24) Asphalt-based formulation makes roof surfaces leakproof. This product dries to a tough, flexible. How doers get more done. 10d 16h Left. KARNAK 19 Ultra is manufactured to a heavy pliable consistency for ease of application by trowel. Embed KARNAK Cotton, Glass or Polyester Membrane reinforcement in the 19 Ultra Flashing Cement. 155 Amphibikote Wet or Dry Roof Cement (7) $ 59. View Full Product Details. 19 Flashing Roof Cement. 1. 75 Gal. Trowel. Karnak #19 Ultra is manufactured to a heavy pliable consistency for ease of application by trowel. Lucas Lucas #776 Elite Flashing Cement is designed as a super-premium, high-performance flashing cement intended for use on modified bitumen and asphalt roofs. Auction by Lopatofsky Auction LLC (1009) This item is in Clifford Township, PA. Overlap plies 2 to 4 inches. Karnak: Roofers Choice: Gardner: Henry: Name: 5 Gal. Premium Grade Trowelable Flashing Cement for Dry Surfaces. 19 Ultra Rubberized Flashing Cement. weather conditions. Karnak. Rubberized and flexible for convenient usage. Karnak #19 Ultra Flashing Cement is the next generation flashing cement. US: +1 (650)-781-4080. New asphalt roof surfaces should weather a minimum of 90 days before being coated over with 97 fibered Aluminum Roof Coating. 3 Gal. There are a lot out there that you can choose from. 1 Amphibicaulk the first choice of both roofing contractors and plant engineers. 2. It doesn’t require mixing, it is smooth and ready to apply, and it is designed to last even under the. HE505 - Flashmaster Flashing Cement is modified and rubberized. Use a notched masonry trowel to spread the MBR Utility Cement evenly, about 1⁄8" (3 mm) thick, working down firmly to ensure good adhesion. Karnak #19 Flashing Cement is a scientifically compounded composition of selected asphalts, mineral fibers, and refined solvents that are manufactured to a heavy consistency for application by trowel to provide a durable, elastic coating of excellent adhesion and high resistance to water and weathering. 208 Wet Patch Roof Leak Repair Sealant 0. 19 Ultra Rubberized Flashing Cement Wet/Dry (Emergency Repair) Repair Products. Supplier Manufacturer Karnak Corporation 330 Central Avenue Clark, New Jersey 07066 - USA T +1-800-526-4236 1. It is excellent for sealing cracks in concrete and brick, as a joint filler for precast roof slabs and for general purpose use in maintenance ofA deteriorated flashing on Single Ply occurs where the adhesive or securement has failed, allowing the flashing to open. resistance. by. 19 Flashing Roof Cement. Karnak #19 Ultra is manufactured to a heavy pliable consistency for ease of application by trowel. 2. 2. 71 Fibered Asphalt Roof Coating is a superior quality roof coating consisting of selected asphalts, mineral fibers and mineral spirits. Compare $ 21. Ideal for areas where hot asphalt is prohibited, not desirable or not practical. STEP I: Apply first coat of Karnak 220 Fibered Emulsion Roof Coating at the rate of 3 gallons per 100 sq. Bath. One coat of 98 Fibered Aluminum Roof Coating will extend the life of modified bitumen membrane, not only by limiting. The flashing cement is scientifically compounded with a selection of rubber-reinforced asphalt, mineral. V. 1. View Full Product Details. Eighteen 5 Gallon Pails of Karnak 19 Flashing Cement 100 Photos. Finish Coats. Explore More on homedepot. 00. Repair all blisters and breaks with Karnak #19AF Flashing Cement and Karnak #34 Asphalt Saturated Cotton Fabric or Karnak #31 Fiberglass Membrane. Lucas 758 Fibered Aluminum Roof Coating is formulated from specially refined asphalt, aromatic and aliphatic solvents, reinforcing non-asbestos fibers and 2 lbs. tube. EMERGENCY PHONE : (800)424-9300 DATE PRINTED : 11/12/97. KARNAK Headquarters 330 Central Avenue, Clark, NJ, 07066 +1-800-526-4236. Compare $ 21. APPLICATION: Apply Karnak #66 Modified Bitumen Adhesive Brush Grade at a rate of approximately 1-2 gallons per 100 square feet on horizontal surfaces; irregularKarnak #18 Perfectseal Flashing Cement is a heavy bodied general purpose flashing cement for repairing leaks on shingles, BUR, SBS & APP modified bit & roofing tile. Karnak #19 Ultra Flashing Cement is the next generation asbestos-free flashing cement. 66 Modified Bitumen Adhesive is a bituminous based adhesive sealant designed for the application and repair of SBS modified bitumen single-ply membranes and bituminous single-ply membranes. Recommended use and restrictions on use Use of the substance/mixture : Architectural Coating 1. J & S Supply is a prominent distributor of Karnak 19 Flashing Cement and Ultra Rubberized Flashing Cement serving New York, NYC, Brooklyn, Queens, Long Island, Westchester, New Jersey, and Connecticut. Seals cracks on vertical and horizontal surfaces without any sags. 75 Gal. Gibraltar Building Products 3 in. caulk tubes, 1-gallon, 3-gallon, 5-gallon 155 229 • Emergency roof repair cement • Bonds to wet or dry surfaces • Smooth trowel consistency • 10. The products need to be applied directly over the damaged roofing material. Gardner. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe. Emergency. Karnak 19 Ultra Flashing Cement is the next-generation elastomeric flashing cement. Henry. 19 Flashing Roof Cement. • 4 yr. (244) $ 21. 3 Gal. Company Name Karnak Corporation 330 Central Ave. Hazard(s) identification 2. 5 Gal. This is an asphalt based rolled roofing material, typically referred to as ' modified. Clark, NJ 07066. I like this Lanco 1-gallon crack filler the consistency of peanut butter. Browse Karnak 19 Flashing Cement in the Pro-Fast catalog including Karnak 19 Flashing Cement: Regular,Karnak 19 Flashing Cement: Winter. 19 Flashing Roof Cement. Wet-R-Dri Plus Pro Flashing Asphalt Roof Patch Coating Cement. Prepare your pourable sealer of choice. Features application of Karnak 19 Ultra Rubberized Wet or Dry Caulk, and Karnak 19 Flashing Cement Caulk. The cracking is very apparent and follows exactly along the edges of the two year old flashing cement used to seal the outside lap seams. Grumpy · #17 · Jan 26, 2009. It is excellent for sealing cracks in concrete and brick, asProduct name : 19 Ultra Rubberized Flashing Cement 1. excellent performance over wide ranges of temperature and weather conditions. Karnak #19 Ultra Flashing Cement is the next generation flashing cement. 2. Prepare your pourable sealer of choice. . It is excellent for sealing cracks in concrete and brick, as a joint filler for precast roof slabs and for general purpose use in maintenance ofKarnak Corporation, as described in this Notice of Acceptance, designed to comply with the Florida. (149) Questions & Answers (24) Asphalt-based formulation makes roof surfaces leakproof. That’s torch down , either find an old roll of torch down and just go behind the laws back and torch down a new piece , or cover with ice and water shield , nail it all off around the edges , then cover all edges with Karnak ( roof cement ). Perfectseal Non-Fibered Aluminum Silver Reflective Roof Coating. should be patched and repaired with KARNAK 19 Ultra Rubberized Flashing Cement and KARNAK 31 Glass Membrane. It is excellent for sealing cracks in concrete and brick, as a joint filler for precast roof slabs and for general purpose use in maintenance of exposed. PRODUCT NAME: Rubberized Flashing Cement-Asbestos Free HMIS CODES: H F R P. Read page 1 of our customer reviews for more information on the Karnak 1-Gal. Asphalt-based formulation makes roof surfaces leakproof;KARNAK 19 Flashing Cement is available in 3 consistencies: Summer, Semi and Winter. Repair Products. Karnak. 208 Wet Patch Roof Leak Repair Sealant 0. 90 gal. 75 Gal. 5 Gal. Karnak #18AF Perfectseal Plastic Cement is a scientifically compounded composition of selected asphalts, mineral fibers, and refined solvents that are manufactured to a heavy consistency. 1. Embed Karnak Cotton, Glass or Polyester Membrane reinforcement in the #19 Ultra Flashing Cement. Technical Notes - Karnak - Technical Bulletin No. KARNAK Headquarters 330 Central Avenue, Clark, NJ, 07066 +1-800-526-4236. Allow. Quick links. It's a little pricey but works well for fence posts. Easy to apply: Comes in Brush, Spray or Trowel Grades: Tough, flexible, elastic, rubber-like film. 19 Flashing Roof Cement. Supplier Manufacturer Karnak Corporation 330 Central Avenue Clark, New Jersey 07066 - USA T +1-800-526-4236 1. Stops leaks on wet or dry surfaces, emergency repair. Siliconizer Crack Filler 1 Gal. High flexibility and ductility withstands harsh weather. 4. Scientifically compounded with a selection of rubber reinforced asphalt, mineral fibres and refined solvents. 19 Ultra Rubberized Flashing Cement Wet/Dry (Emergency Repair) Accessories / Misc. Quick links. #19 Ultra Rubberized Flashing Cement Caulk is. 1 Revision Date 07/09/2021 Print Date 07/09/2021 1 / 13 US/EN SECTION 1. Henry 296 was made to reinforce repair and flashing mastics such as Henry 289 ElastoCaulk, Henry 208R Wet Patch and Henry 209XR. Ideal for sealing and waterproofing cracks and splits on BUR and modified bitumen asphalt roofs, metal roof seams and. It provides roofing products, damp-proofing and waterproofing products, fabrics and repair tapes, caulks, sealant and flooring products, and elastomeric products. Wet-R-Dri Plus Pro Flashing Asphalt Roof Patch Coating Cement. Karnak manufactures a complete line of sustainable roof coatings, sealants, and waterproofing solutions to protect, restore and extend the life of building envelopes. KARNAK 19 Ultra Flashing Cement is the next generation elastomeric flashing cement. Trowel. 298 Alumin-R. Lanco. John McDermott gives us the scoop on Karnak 19 Ultra. Make sure to clean off the surface of the modified. 19. 1 choice of flashing cement - Karnak 19. USES: Karnak #18AF Perfectseal Plastic Cement is a general purpose cement for repairing leaks in shingles, concrete, metal or asphalt roofs, flashings on walls, chimneys, flues, down-spouts and cornices.