Mapei uncoupling membrane mortar

Mapei

Mapei uncoupling membrane mortar. Here are the furniture stores with layaway plans. Find 9 easy options for getting layaway furniture -- online or offline! Disclosure: FQF is reader-supported. When you buy/reserve/...

Whenever you think your wall has been holding up well over the years, it can be a bummer to sometimes notice a few hairline cracks, especially in mortar Expert Advice On Improving ...

Which mortar is best for exterior installations in harsh climates?. A two-component mortar such as MAPEI's Uncoupling Membrane Mortar mixed with MAPEI's Polymer Additive is best for exterior installations in harsh climates such as those with very hot summers, extreme freeze/thaw zones and seasonally heavy rainfall.Read this article to find out about QUIKRETE® Zip and Mix Repair Mortar, which comes in a pouch for easy mixing. Expert Advice On Improving Your Home Videos Latest View All Guides ...I have both Versabond and Mapei Uncoupling Membrane Mortar (which says to mix with admix for porcelain). I guess Schluter's new stuff suggests that Versabond should be a-ok. tatumjonjlines, to collapse the mortar ridges and to help achieve maximum coverage. Ensure proper contact between the mortar, tile and substrate by periodically lifting a few tiles to check for acceptable coverage. 7. Remove excess mortar from the grout joints so that at least 2/3 of the tile depth is available for grouting (see ANSI A108.10 guidelines).Mapelastic AquaDefense dries after about 30 to 50 minutes and is then ready to receive any MAPEI polymer or epoxy mortar. Mapelastic AquaDefense can be flood-tested after 12 hours of drying time, is IAPMO-listed for use as a shower-pan liner, and exceeds ANSI A118.10 and ANSI A118.12 standards. Show all projects with Mapelastic AquaDefense.Good thinsets start around $15 or so. Again, for many applications it doesn't matter. I use a lot of Ditra and Kerdi, so the Uncoupling Membrane mortar from Mapei/Lowes is one I use a lot. Mapei in general makes good thinset, but their best ones aren't necessarily at Lowes. I get other Mapei products from my tile dealer.There are a lot of fancy kitchen toys out there—some of which are more useful than others—but there are some things that can’t be improved upon even with the latest technology. The...

Color: Gray. • For use with ceramic and most natural stone. • Ideal for small tiles with all sides 15 inches or less. • Tile used in glamour images is Item #1068008. MAPEI. Floor Tile Gray Thinset Tile Mortar (50-lb) 347. Color: Gray. • When mixed with water, suitable for ceramic tile, quarry, pavers and saltillo tile over cementitious ... No matter what the waterproofing need is, MAPEI has the system solution. Our quality product line includes sodium bentonite clay waterproofing, peel-and-stick fully adhered sheet waterproofing and cold-fluid-applied waterproofing. These options cover most waterproofing scenarios, including blindside and water table applications, and are ... Mapei uncoupling medium and thinset mortar is easily available at Lowe’s but I can source whatever u want. Any recs on the modified I need to use between the plywood and ditra? And – do I need to apply a liquid membrane if I’m using the kerdi membrane plus the kerdi strips at the seams with thinset?March 12, 2020. Mapeguard UM 35 is the new decoupling waterproofing membrane from Mapei. Suitable for use with cracked, damp and imperfectly cured substrates, when installing ceramic, porcelain and stone material to interior and external floors. It is used by laying the membrane between two applications of a Mapei adhesive, in order to ... Uncoupling Membrane Mortar. Mortero de calidad superior, de capa delgada para losetas grandes y pesadas. Uncoupling Membrane Mortar es un mortero de fraguado en seco para ser usado en aplicaciones de losetas grandes y pesadas y capa delgada en la instalación de losetas sobre pisos y muros.

MAPEI uncoupling and peel-and-stick membranes Membranes autocollantes et de désolidarisation MAPEI Membranas MAPEI de desacople y de pelado y pegado Water Eau Agua Water Eau Agua Non-sag/nonslump Applications Applications sans glissement / sans affaissement Aplicaciones que no se delizan ni se desmoronan 6.5–7.5 U.S. qts. (6,15– …A solution for each construction site: find out Mapei's answer to Uncoupling Membrane MortarA dry-set mortar for large-and-heavy-tile and thin-set applications. Learn about its technical data, availability, colors, FAQs and mixing tips.Mapeguard UM 35 is a waterproof uncoupling and anti-fracture membrane that allows moisture in the underlying layers to be released. Mapeguard UM 35 is suitable for installing ceramic and stone tiles, including when overlaying existing flooring. Packaging: 30m x 1m rolls. Length: 30 m. Width: 1 m.The product I can find at the blue store is MAPEI Uncoupling Membrane Mortar. It is unmodified and boasts that "Can be used for large format tile and stone (15-in and greater) when used with an uncoupling membrane ". The problem is that it appears unsuitable for attaching the Kerdi Membrane to the drywall, so now I'm back to square one.Mapeheat Membrane. Mapeheat Membrane is a lightweight uncoupling, crack-isolation and waterproofing membrane that also provides vapor management and load support. This patented membrane is designed to speed the installation of tile and stone in interior rooms such as bathrooms, kitchens and three-season rooms where the luxury of radiant floor ...

When did martin truex jr get married.

While standard mortars can take up to 24-72 hours to dry, a quick-setting mortar allows you to grout and use your tile in just a few hours. However keep in mind that fast-setting mortar still takes around 28 days to fully cure. They just initially set up and dry faster.MapeiJan 22, 2022 · Schluter went the other way and started making their own line of thinset mortars and, yes, two of the three are polymer modified. Schluter Set (unmodified and LFT) Schluter All-Set (modified and LFT) Schluter Fast-Set (modified, LFT, and rapid setting) Further, all are approved for Schluter products with the exception that the unmodified SET ... A solution for each construction site: find out Mapei's answer to Uncoupling Membrane Mortar Mapelastic AquaDefense dries after about 30 to 50 minutes and is then ready to receive any MAPEI polymer or epoxy mortar. Mapelastic AquaDefense can be flood-tested after 12 hours of drying time, is IAPMO-listed for use as a shower-pan liner, and exceeds ANSI A118.10 and ANSI A118.12 standards. Show all projects with Mapelastic AquaDefense.

While standard mortars can take up to 24-72 hours to dry, a quick-setting mortar allows you to grout and use your tile in just a few hours. However keep in mind that fast-setting mortar still takes around 28 days to fully cure. They just initially set up and dry faster.... uncoupling membrane that can go over a variety of… video_e9EMUUxOlY4 · Tech Tip – Liquid Latex Additive with Mortars. Single-component or two-component mortar?Engineered cavity design allows easy single-pass filling of surface core with less mortar ... Custom Building Products RedGard 54 sq. ft. 39.4 in. x 16.5 ft. Uncoupling Mat Membrane for Tile and Stone. Uncoupling Membrane 1/8” Thick [3.3ft x 98.5ft / 323sq ft] - Waterproofing Underlayment Tile, Crack Prevention Membrane, Anti-Fracture ...MAPEI’s Uncoupling Membrane Solutions. Best-BackedSM Warranty When Mapeguard UM or Mapeheat Membrane is incorporated in a system with mortar and grout, either a 10-year, 25-year or lifetime ... MAPEI Ultralite S1 Quick, MAPEI Ultralite Mortar and MAPEI Ultralite Mortar Pro • 25-lb. (11.3-kg) bag spread rate is comparable to 50-lb. (22.7-kg ...Uncoupling Membrane Mortar is a dry-set mortar for use in large-and-heavy-tile (formerly known as “medium-bed”) and thin-set applications for installing tile on ... • Can be mixed with MAPEI’s Polymer Additive (instead of water) for enhanced performance, and for setting a wider range of tile and stone over additionalDitra works like a dovetail joint. 3. Modified or unmodified mortar. Schluter wants unmodified thinsets used to bond the tile to the Ditra. However, most tile manufacturers prefer that you stick their tiles down with a modified thinset. As a result, Schluter has come out with their own line of thinset mortars to use with their products.MAPEI’s Uncoupling Membrane Solutions. Best-BackedSM Warranty When Mapeguard UM or Mapeheat Membrane is incorporated in a system with mortar and grout, either a 10-year, 25-year or lifetime ... MAPEI Ultralite S1 Quick, MAPEI Ultralite Mortar and MAPEI Ultralite Mortar Pro • 25-lb. (11.3-kg) bag spread rate is comparable to 50-lb. (22.7-kg ... OVER UNCOUPLING MEMBRANES 1. Follow the uncoupling membrane manufacturer’s installation guidelines. 2. Choose a notched trowel (see the “Approximate Coverage” chart) with sufficient depth to achieve greater than 80% mortar contact with both the tile and substrate for all interior applications, and greater than 95% for exterior installations, Mapeguard UM 35 [NA] is an uncoupling, crack-isolation, waterproofing and vapor-management membrane made from high-density polyethylene (HDPE) with a rough ...

However, The subway tile will be set with the built in grout seam so there won’t be a whole lot of area for the mortar to dry out which made me feel the need to get Unmodified thinset. Can’t find the schluter All set anywhere. So I went to Lowe’s and bought Mapei uncoupling membrane mortar which says it can’t be used on wall board.

No matter what the waterproofing need is, MAPEI has the system solution. Our quality product line includes sodium bentonite clay waterproofing, peel-and-stick fully adhered sheet waterproofing and cold-fluid-applied waterproofing. These options cover most waterproofing scenarios, including blindside and water table applications, and are ...It is formulated as non-sag for walls and nonslump for floors. Keraflex SG is a polymer-modified mortar formulated with Easy Glide Technology™ for ease of application and offers good adhesion to substrates and tile. It …Uncoupling membranes are now commonplace as a tile underlayment. Ditra is a plastic sheet membrane that is 1/8 inch thick and has a square dimple pattern on the surface. The dimples create a dovetail system where they are larger at the bottom and narrower at the top. Mortar fills the dimple and, once dry, is locked in the cavity.Mapei• MAPEI waterproofing, crack-isolation, sound-reduction and uncoupling membranes LIMITATIONS • Use only at temperatures between 40°F and 95°F (4°C and 35°C). • Do not use for moisture-sensitive stone (green marble, some limestone and some granite), agglomerate tiles or resin-backed tiles. Instead, use suitable epoxy or urethane adhesives.Lightweight Uncoupling, Crack-Isolation and Waterproofing Membrane for Electrical Floor Heating Mapeheat Membrane is a lightweight uncoupling, crack-isolation and waterproofing membrane that also provides vapor management and load support. This patented membrane is designed to speed the installation of tile and stone in interior …Installing uncoupling membranes over concrete. Most manufacturers, including Custom Redgard Uncoupling Mat and Laticrete Stratamat, will want you to use an ANSI 118.11; 118.4; or 118.15 mortar and the products listed below meet this standard.[More on those numbers in the Terms section]. However, if you are installing …Known as "dimple mat" by some contractors, an uncoupling membrane is a 1/8-inch-thick sheet of plastic material with a synthetic fabric or fleece backing and a surface covered with square cavities, or dimples. …However, The subway tile will be set with the built in grout seam so there won’t be a whole lot of area for the mortar to dry out which made me feel the need to get Unmodified thinset. Can’t find the schluter All set anywhere. So I went to Lowe’s and bought Mapei uncoupling membrane mortar which says it can’t be used on wall board.

Dr sebi alkaline recipes.

Campbell's irish pub bar rescue update.

Uncoupling Membrane Mortar. Premium, Large-and-Heavy-Tile and Thin-Set Mortar Uncoupling Membrane Mortar is a dry-set mortar for use in large-and-heavy-tile and thin-set applications for installing tile on floors and walls. Home page. Products & Solutions. Products list. Search Mapei's products results for:We would like to show you a description here but the site won’t allow us.Keraflex Plus. Keraflex Plus is a highly versatile, non-sag/nonslump, large-and-heavy-tile mortar and thin-set mortar for tile and stone installations on floors, walls and countertops. This polymer-modified mortar is formulated with Easy Glide Technology™ for ease of application and offers excellent adhesion to substrates and tile.Uncoupling Membrane Mortar es un mortero de fraguado en seco para ser usado en aplicaciones de losetas grandes y pesadas y capa delgada en la instalación de losetas sobre pisos y muros. CARACTERÍSTICAS Y BENEFICIOS •ara ser usado con membranas de desacoplamiento P • Un mortero económico para losetas grandes y pesadas y de …No matter what the waterproofing need is, MAPEI has the system solution. Our quality product line includes sodium bentonite clay waterproofing, peel-and-stick fully adhered sheet waterproofing and cold-fluid-applied waterproofing. These options cover most waterproofing scenarios, including blindside and water table applications, and are ... MAPEI Uncoupling Membrane Gray Thinset/Medium Bed Tile Mortar (50-lb. Item # 576086 |. Model # 0021723. Get Pricing & Availability. Use Current Location. Use as a medium-bed or thin-set mortar for installing tile and select natural stone on floors and walls. For use with uncoupling membranes. 35 [NA] underlayment membrane to ensure that the substrate is acceptable for tile or stone installation. 2. Always pre-cut and dry-fit Mapeguard UM 35 [NA] r in place. 3. Mix a suitable MAPEI mortar for the substrate to a consistency on the high end of the recommended water range. The mortar should be able to hold a notched ridgeThis standard requires the membrane to isolate the tile from cracks of 1/16" (1.5 mm) for standard performance and 1/8" (3 mm) for high performance. Crack-isolation membranes can protect tile, stone and …MAPEI’s Technical Services Product Support Team. *NOTE: The amounts of coverage for each trowel are available on all thin-set mortar Technical Data Sheets. When going over membranes, check the thin-set data sheet for proper water ratios, as additional water may be required. Calculation for the mortar filling on uncoupling/heating membranes ... ….

Ultraflex LHT is a non-sag, large-and-heavy-tile mortar and thin-set mortar for large-format and heavy tile and stone for interior/exterior installations on floors, walls and countertops. Ultraflex LHT is designed for use at 1/2" (12 mm) thickness to give better support under large-format tile. This polymer-modified mortar is formulated with ...Nov 15, 2017 ... Go to channel · Better than Cement board, How to install tile Uncoupling Membrane Mapei Mapegaurd UM. Sal DiBlasi•57K views · 45:36 · Go to&nb...Vend is one of our recommended retail POS systems. Learn more in our Vend POS review, which covers pricing, features, and ease of use. Retail | Editorial Review Updated February 7,... Uncoupling Membrane Mortar. Mortero de calidad superior, de capa delgada para losetas grandes y pesadas. Uncoupling Membrane Mortar es un mortero de fraguado en seco para ser usado en aplicaciones de losetas grandes y pesadas y capa delgada en la instalación de losetas sobre pisos y muros. Uncoupling Membrane Mortar is a dry-set mortar for use in large-and-heavy-tile and thin-set applications for installing tile on floors and walls. ... of water. For MAPEI uncoupling and peel-and-stick membranes, use about 7.5 to 8 U.S. qts. (7.10 to 7.57 L) of water. Or, when needed instead of water, use 2 U.S. gals. (7.57 L) of Polymer Additive.MAPEI’s Uncoupling Membrane Solutions. Best-BackedSM Warranty When Mapeguard UM or Mapeheat Membrane is incorporated in a system with mortar and grout, either a 10-year, 25-year or lifetime ... MAPEI Ultralite S1 Quick, MAPEI Ultralite Mortar and MAPEI Ultralite Mortar Pro • 25-lb. (11.3-kg) bag spread rate is comparable to 50-lb. (22.7-kg ...Read this article to find out about QUIKRETE® Zip and Mix Repair Mortar, which comes in a pouch for easy mixing. Expert Advice On Improving Your Home Videos Latest View All Guides ...UNCOUPLING MEMBRANES 1. Follow the uncoupling membrane manufacturer’s installation guidelines. 2. Choose a notched trowel (see the “Approximate Coverage” chart below), with sufficient depth to achieve greater than 80% mortar contact with both the tile and substrate for all interior applications, and greater than 95% for exterior Mapei uncoupling membrane mortar, 2b. For applications over MAPEI uncoupling and peel-and-stick membranes: Use about 7.5 to 8 U.S. qts. (7.10 to 7.57 L) of water. 3. Gradually add 50 lbs. (22.7 kg) of Large and Heavy Pro Tile Mortar powder while slowly mixing. 4. Use a low-speed mixing drill (at about 300 rpm), with an angled cross-blade mixer or spiral mixer. Mix thoroughly, MAPEI Corporation | 1144 East Newport Center Drive, Deerfield Beach, FL 33442 | 954-246-8231 Page 1 of 2 MAPEI Corporation Sustainability Product Report Product Name Uncoupling Membrane Mortar Product Summary Product Category Tile & Stone Installation Systems Product Type Dry-Set Mortars Product Page LINK Technical Data Sheet LINK, Product Name Uncoupling Membrane Mortar Product Summary Product Category Tile & Stone Installation Systems Product Type Dry-Set Mortars Product Page LINK ... contact MAPEI to confirm details regarding Red List Chemicals. Request Red List Free Data d. MAPEI Corporation | 1144 East Newport Center Drive, Deerfield Beach, FL 33442 | 954 …, • Ideal for use over the membrane • Non-sag/nonslump * Ultraflex LHT SG is not available in Canada. Lightweight mortars MAPEI Ultralite™ S2, MAPEI Ultralite S1 Quick, MAPEI Ultralite Mortar and MAPEI Ultralite Mortar Pro • 25-lb. (11.3-kg) bag spread rate is comparable to 50-lb. (22.7-kg) bags of regular mortar, • Ideal for use over the membrane • Non-sag/nonslump * Ultraflex LHT SG is not available in Canada. Lightweight mortars MAPEI Ultralite™ S2, MAPEI Ultralite S1 Quick, MAPEI Ultralite Mortar and MAPEI Ultralite Mortar Pro • 25-lb. (11.3-kg) bag spread rate is comparable to 50-lb. (22.7-kg) bags of regular mortar , Product calculators. Use these tools to calculate the approximate amount and estimated cost of products needed to complete your project. Coverages provided are for estimating purposes only. Actual jobsite coverage may vary according to such factors as job conditions and application methods. MAPEI recommends adding 5% to 10% in overage to ensure ..., Polymer-modified, cement-based mortars generally recommended for installing tile outside include MAPEI's Large Tile & Stone Mortar, and MAPEI's Uncoupling Membrane …, Ultraflex 2 is a professional-grade, single-component, high-performance, polymer-modified thin-set mortar for interior and exterior installations of ceramic, porcelain and dimensional natural-stone tile. This mortar has a high content of unique dry polymer, resulting in excellent adhesion to the substrate and tile., Mapeguard UM. Underlayment Membrane for Ceramic Tile and Stone. Mapeguard UM is a premium-performance, lightweight, waterproofing and vapor-pressure-equalizing underlayment membrane that provides crack suppression for use under ceramic tile and stone installations, for both residential and commercial applications. It is designed to perform over ... , as a mortar over uncoupling, crack-isolation, sound-reduction and waterproofing membranes. FEATURES AND BENEFITS ... For MAPEI membranes: Use about 5.9 to 6.4 U.S. qts. (5.58 to 6.06 L) of water. 3. Gradually add 44 lbs. (20 kg) of powder while slowly mixing. 4. Use a low-speed mixing drill (at about 300 rpm), with an, A solution for each construction site: find out Mapei's answer to Uncoupling Membrane Mortar, MAPEI uncoupling and peel-and-stick membranes Membranes autocollantes et de désolidarisation MAPEI Membranas MAPEI de desacople y de pelado y pegado Water Eau Agua Water Eau Agua Non-sag/nonslump Applications Applications sans glissement / sans affaissement Aplicaciones que no se delizan ni se desmoronan 6.5–7.5 U.S. qts. (6,15– …, OVER UNCOUPLING MEMBRANES 1. Follow the uncoupling membrane manufacturer’s installation guidelines. 2. Choose a notched trowel (see the “Approximate Coverage” chart) with sufficient depth to achieve greater than 80% mortar contact with both the tile and substrate for all interior applications, and greater than 95% for exterior installations, , Mapelastic AquaDefense is a premixed, advanced liquid-rubber, extremely quick-drying waterproofing and crack-isolation membrane for installation under ceramic tile or stone in residential, commercial and industrial environments. Mapelastic AquaDefense provides a thin, continuous barrier to protect adjacent rooms and floors below from water damage., This standard requires the membrane to isolate the tile from cracks of 1/16" (1.5 mm) for standard performance and 1/8" (3 mm) for high performance. Crack-isolation membranes can protect tile, stone and …, Product Downloads. Click the plus sign to add a PDF to My Submittal. Uncoupling Membrane Mortar Product Data Sheet. MAS Certified Green® CDPH VOC Emissions Certificate. Uncoupling Membrane Mortar is an unmodified, dry set, medium bed mortar that was created for use with uncoupling membrane and waterproofing membrane., 0 [mj< | Iu. Ø / Ø- < g QG. ØQkØ< Øg jI \ Qn \ ±Øj< g QG ÇkI mmQ] O ±Ø] _ ] k< O ±Ø[< jO I Ç< ] G ÇP I<svÇmQ[I Ø \ _ jm< jØÁN_ j\ I j[vØZ] _t ] Ø< k, Mapelastic AquaDefense is a premixed, advanced liquid-rubber, extremely quick-drying waterproofing and crack-isolation membrane for installation under ceramic tile or stone in residential, commercial and industrial environments. Mapelastic AquaDefense provides a thin, continuous barrier to protect adjacent rooms and floors below from water damage., It can also be used as a mortar over uncoupling, crack-isolation, sound-reduction and waterproofing membranes. Mapeguard UM 35 [NA] Uncoupling, Crack-Isolation and Waterproofing Membrane Mapeguard UM 35 [NA] is an uncoupling, crack-isolation, waterproofing and vapor-management membrane made from high-density polyethylene …, MAPEI Ultralite Mortar utilizes Ultralite Technology for twice the coverage of a standard thin-set mortar per pound/kg and contains more than 20% recycled content. A 25-lb. (11.3-kg) bag provides the same coverage as a 50-lb. (22.7-kg) bag of a standard polymer-modified mortar. MAPEI promotes the total offsetting of residual CO 2 emissions ..., For tile and stone installations, use a MAPEI polymer-modified mortar meeting ANSI A118.4, ANSI A118.11 or ANSI A118.15, or an epoxy mortar meeting ANSI A118.3. For the installation of resilient flooring over Mapelastic AquaDefense, adhere to the adhesive recommendations or limitations for use over nonporous substrates. Where to buy., ... mortar (formerly known as “medium-bed mortar ... MAPEIUSA. 8.94K subscribers. LHT and MAPEI's Thixo ... Product documentation. MAPEI's Uncoupling Membrane Solutions., Our comprehensive list of resources to help you stay on top of the UK's conscious uncoupling from Europe. It’s very easy to become overwhelmed by the onslaught of news about Brexit..., Professional latex additive for tile mortar. Improves bond strength of compatible mortars. Good for most difficult tiles and interior/exterior surfaces , SUBSCRIBE Learn how tile the right wayMapegard UM is an uncoupling membrane, that can be used to waterproof a floor by applying Mapeguard ST sealing tape at ..., A solution for each construction site: find out Mapei's answer to Uncoupling Membrane Mortar, So from the 1970’s until today, we have seen a dramatic change from traditional 1 ¼” to 2” thick mortar beds to the new thin-set method applying the polymer-modified mortar in thickness only from 3/32” to 1/8” thick—saving time and manpower without having to site mix and the added benefits of the polymers in the thin-set applied ..., Mortero de calidad superior, de capa delgada para losetas grandes y pesadas Uncoupling Membrane Mortar es un mortero de fraguado en seco para ser usado en ..., MAPEI’s Technical Services Product Support Team. *NOTE: The amounts of coverage for each trowel are available on all thin-set mortar Technical Data Sheets. When going over membranes, check the thin-set data sheet for proper water ratios, as additional water may be required. Calculation for the mortar filling on uncoupling/heating membranes ..., MAPEI. Large-Format Floor and Wall White Thinset/Medium Bed Tile Mortar (50-lb. 318. • Excellent for ceramic, porcelain and natural stone tiles with one or more sides greater than 15-in. • Unique non slump formulation allows for easier medium bed installation (up to 3/4-in thick) of large floor tiles. • Tile used in glamour images is Item ..., Uncoupling and waterproofing membrane. Schluter ® -DITRA and DITRA-XL are specifically designed for ceramic and stone tile installations. DITRA and DITRA-XL provide uncoupling to prevent cracked tile and grout. Made of polyethylene, DITRA and DITRA-XL serve as a waterproofing layer that protects moisture-sensitive substrates, such as plywood/OSB., UltraFlex 1 White Thinset Tile Mortar (50-lb) 178. Color: White. • For use with ceramic and most natural stone. • Ideal for small tiles with all sides 15 inches or less. • Tile used in glamour images is Item #1359858. MAPEI. Large-Format Floor and Wall White Thinset/Medium Bed Tile Mortar (50-lb) 318., Mapei