Waterproofing arr_right_inav

Flexible low-odor cementitious waterproofing coating

Description Specifications Scope of Application FAQ Download

Description

YHCoat-931 Flex is a two-component cement-based waterproofing coating. After brushing, the waterproofing coating can form a seamless flexible film on the surface of the substrate. The waterproofing coating has strong toughness and is able to resist the propagation of microcracks in the substrate.

Specifications

**Packing and Specifications**
Item	Description
Packaging	33 kg (component A: 10 kg barrel; component B: 23 kg bag)
Chemical component	Component A: Polymer emulsion and additives Component B: Poland cement and selected additives
Color	Component A: white; Component B: grey
Shelf life	12 months from data of production
Pot life at 20°C	Approx. 60 minutes (the pot life will be shortened at higher temperatures)
Density after mixing (kg/m3)	Approx. 1600

**Typical Properties and Characteristic**
Description	Test Methods	Values
Tensile Strength [MPa]	ASTM D412-16	2.1
Elongation at Break	ASTM D412-16	49%
Tensile Bond Strength	BS EN 1542: 1999	0.95 MPa
Water Vapour Transmission [kg/(s·m²)]	BS EN ISO 12572:2016	7.88 ×10⁻⁸
Water Impermeability	BS EN 14891: 2017.A7	No water penetration was observed
Liquid Water Permeability[kg/m²·h0.5]	EN 1062-3:2008	0.018 (Class W3 )
Carbon Dioxide Permeability [g/(m².d)]	BS EN 1062-6: 2002, Method B	4.27
Resistance to Liquids	BS EN ISO 2812-2:2018	No Blistering No Deterioration
Crack-bridging ability	ASTM C1305/C1305M-16	No cracking
Water Toxicity	T24-24174	N.D.

**Application Information**
Ambient Air Temperature	+5°C min. / +35°C max.
Relative air humidity	10% RH min. / 80% RH max.
Substrate temperature	+5°C min./+35°C max. Minimum 3°C above dew point
Minimum overcoating waiting time	+5°C/50%RH \| 12 hours
	+15°C/50%RH \| 9 hours
	+25°C/50%RH \| 6 hours
	+30°C/50%RH \| 3 hours
Materials consumption	2-2.2 kg/m2 for 1mm dry film thickness

Features & Benefits

· Vapor permeability; suitable for use on damp substrates.

· Easily applied by a brush, roller or trowel.

· Highly flexible, with good crack bridging performance.

· Compatible with ceramic, mosaic tiles, and natural stone coverings.

· Cement-based products with low VOC.

· Good adhesion to concrete substrate.

· Non-toxic, the same as cement.

Scope of Application

· Internal wet area, such as bathrooms, showers, kitchens and laundry areas;

· Balconies and terraces before tiling;

· Backwater surface of basement and exterior wall works.

FAQ

Q1: What is included in our residential construction retail products for overseas markets?

"Our product range comprises five core systems: 1. Residential Waterproof and Moisture Protection System 2. Tile & Stone Installation System 3. Wall Mold-Resistant Coating System 4. Sealant and Adhesive System 5. Whole-House Seam Management System"
Q2: Do the products comply with relevant standards (e.g., ASTM, EN, ISO)?

Do the products comply with relevant standards (e.g., ASTM, EN, ISO)?
Q3: Are these safe for the environment and human health?

Our products have earned international environmental certifications, including EC1PLUS and French A+, and feature odorless, ultra-low VOC formulations, thus ensuring no harm to human health or the environment.
Q4: Can you provide a free sample for the test?

Yes, absolutely. You can contact your local sales representative to request samples or swatches for product performance testing or color selection. Additionally, we periodically hold product showcase events where a variety of items are displayed. Be sure to stay updated for the latest information.
Q5: What are shelf-life and warranty terms?

12 months from the date of production when stored properly and unopened.