Apply Backstop NT - Texture to approved substrates only. Tools with water while Backstop NT - Texture mixture is still wet. May be sprayed and backtrowelled/backrollered.
#AVERAGE MORTAR WORKTIME FREE#
Rates to form a continuous film free of voids at a dry film thickness ofīackstop NT – Texture (with up to 1 pint water addition per 60 lb. Texture, particularly at the mortar joints, the job should be parged with Genesis,Ģ4 hours prior to BSNT – Texture roller application.Į Backstop NT – Texture and Smooth should be applied at the recommended coverage Inc., is available at home supply stores.īecause of application methodology and absorptive surface differences, two coats mayĭ Apply a 6 ft x 6 ft test area with coverage as indicated in the chart, before The FoamPRO #58 roller cover (FoamPRO Mfg.,
To 1 pint (16 oz) of water may be added to a 60 lb pail of Backstop NT – Textureįor roller or spray applications only. The joints with Dryvit Grid tape prior to application of Backstop NT - Texture at NT – Texture and Backstop NT – Smooth Usage/Application Chart Refer to the following table for clarification on when to use Backstop NT. To use a trowel to strike smooth areas to receive flashing tape (i.e., window Roller application produces a stipple texture therefore, it is necessary Follow Dryvit Installation Instructions, DUK177 for specific requirements. On the substrate, Backstop NT - Texture may be applied using a roller, spray equipment and roller, or a trowel. NT - Texture is ready for use after an initial spin-up using drill with paddle mixer. All substrates shall be dry and free of foreign materials such asĭirt, dust, oil, paint, wax, water repellants or other materials that inhibit CMU shall be clean, unpainted and free of efflorescence. Mortar joints shall be struck flush (tooled mortar joints and heavily texturedĬMU, not split faced, shall be “skim coated” with Genesis or GenesisĭM) prior to application of Backstop NT - Texture. Shall not exceed 6.4 mm (1/4 in) and the surface must be flat within 6.4 mm (1/4 in) in any 1.2 m (4 ft) radius. Or higher and must remain so for a minimum of 24 hours.īe provided at all times until membrane, adhesive, base coat, finish and REFER TO BACKSTOP NT - TEXTURE APPLICATION INSTRUCTIONS, DUK177.Īnd surface temperature for application of Backstop NT - Texture must be 4 ☌ (40 ☏) Wind Driven Rain: (FS TT-C-555B) - No moisture penetration.įlame Spread/Smoke Development: (ASTM E84) - Flame Spread 5, Smoke (ASTM C297) - Minimum 15 psi EPS Failure. (ASTM D522) Passes 3 mm (1/8 in) mandrel.
Vapor Transmission: (ASTM E96) - Vapor permeable NT - Texture shall meet the following performance criteria. To the touch within 2 hours and cured in 6 hours. The product will not set-up in the bucket.ĭrying time of Backstop NT - Texture is dependent upon the air temperature, windĪverage drying conditions, Backstop NT - Texture will be dry Please referīackstop NT - Texture is a noncementitious material, providing infinite working time. MinimumĢ coats required over CMU and concrete.
May vary slightly, depending on application method and substrate. The coating dries quickly and serves as an excellent substrate for Pail and can be applied by roller, trowel, spray and back-rollered. Water penetration and eliminates air infiltration.Ĭonjunction with Dryvit EIFS systems, and when used with grid tape andįlashing tape, provides an effective water-resistive protective membrane forĮxterior gypsum sheathing or other approved substrates. Polymer-based, noncementitious, water-resistive membrane which, when Performance, Noncementitious Water-Resistive Membrane and Air Barrier
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