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ENVIRO 200P Ultra Waterproof Membrane
$195.00 $135.00 Inc. GST
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Enviro 200P Ultra is an ultra-flexible, water-based waterproofing membrane designed for internal wet areas and water tanks. This urethane-modified copolymer offers exceptional 1400% elongation, eliminating the need for reinforcing fabric. With very low VOCs (40g/L) and easy water clean-up, it's ideal for bathrooms, laundries, and kitchens under tiles. AS/NZS 4858 Class III certified, it provides permanent protection against re-emulsification and bridges cracks effectively.

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Key Features

  • Ultra-Flexible 1400% Elongation
  • Water-Based & Very Low VOC (40g/L)
  • No Reinforcing Fabric Required
  • Urethane Modified - No Re-Emulsification
  • Excellent Vertical Hold-Up & Crack Bridging
  • Fast Drying & Easy Water Clean-Up
  • AS/NZS 4858 Class III Certified
  • Green Star Compliant
  • Permanent Immersion Tolerance
  • Ideal for Direct Tiling Applications

Typical Uses

  • Internal Bathroom & Shower Waterproofing
  • Laundry & Kitchen Wet Areas
  • Fire Sprinkler Tank Linings
  • Greywater & Stormwater Tank Linings
  • Internal Balcony & Deck Waterproofing
  • Water Feature & Pond Liners
  • Liquid Containment Structures
  • Internal Planter Box Waterproofing
  • Commercial Amenity Block Waterproofing
  • Hotel & Resort Bathroom Facilities
  • Hospital & Healthcare Wet Rooms
  • Residential Tiled Wet Areas
  • Retaining Wall Tanking
  • Below-Grade Internal Tanking

Suitable Surfaces

  • New Concrete (28-day cured)
  • Fibre Cement Sheeting (6mm min)
  • Cementitious Renders & Screeds
  • Compressed Fibre Cement (15mm min)
  • Wet Area Plasterboard (10mm min)
  • Structural Plywood (PAA)
  • Concrete Masonry Units (CMU)
  • Cementitious Waterproofing Boards
  • Autoclaved Aerated Concrete (AAC)
  • Brickwork & Blockwork
  • Existing Sound Ceramic Tiles
  • Precast Concrete Panels
  • Cement-Based Tile Underlayment
  • Shotcrete/Gunite Surfaces
  • Particle Board (when specified)

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Product Details

Enviro 200P Ultra: Ultra-Flexible Water-Based Waterproofing Membrane

Superior Internal Wet Area and Water Tank Protection with Unmatched Flexibility

Enviro 200P Ultra represents a breakthrough in water-based waterproofing technology, combining the safety and ease of a water-based product with the performance characteristics of advanced polyurethanes. Formulated on a urethane-modified, crosslinked copolymer system, it delivers an extraordinary 1400% elongation, allowing it to accommodate significant substrate movement without compromising the waterproofing barrier. This ultra-flexible, Class III membrane is specifically engineered for two critical applications: internal wet areas under tiles and permanent water immersion situations, such as tank linings for fire sprinkler systems, greywater, and stormwater retention.

Advanced Formulation for Easy Application and Permanent Performance

The product's innovative chemistry provides significant advantages for both applicators and building occupants. As a water-based membrane, it features very low VOC content (40g/L), easy clean-up with water, and low odour, making it ideal for occupied spaces and sensitive environments. Critically, the urethane modification permanently eliminates the risk of re-emulsification, ensuring the membrane remains intact and effective even under continuous water exposure. Its excellent vertical hold-up prevents sagging on walls, and its exceptional crack-bridging ability means no reinforcing fabric is required, simplifying application and reducing labour time.

Ideal for Diverse Internal and Water Retention Applications

Enviro 200P Ultra is the specified choice for a wide range of protected applications. In residential, commercial, and industrial buildings, it provides reliable waterproofing for bathroom floors and walls, kitchen splashbacks, laundry floors, and other internal wet areas destined for tiling. Its immersion tolerance makes it equally effective as a lining for fire sprinkler tanks, greywater storage tanks, stormwater retention tanks, and other liquid containment structures. This dual-purpose capability makes it a versatile and cost-effective solution for projects requiring durable, flexible, and permanent waterproofing protection.

Certified, User-Friendly System with Straightforward Application

Certified to AS/NZS 4858:2004 Class III and Green Star compliant, Enviro 200P Ultra offers guaranteed performance. Supplied in 15L pails with a 12-month shelf life, it is applied in one coat on walls (0.6mm DFT) and two coats on floors (1.0mm DFT). The fast-drying formula allows recoating in as little as 3-4 hours at standard temperatures, accelerating project timelines. Supported by Envirosystems' compatible primers, bond breakers, and joint tapes, it forms part of a complete, reliable system for installers who demand a high-performance, water-based waterproofing solution that doesn't compromise on flexibility or long-term durability.

Product Limitations

  • Not for use as an exposed or UV-stable coating; must be covered with tiles or other protective finishes.
  • Must not be applied in rainy conditions or if bad weather is imminent.
  • Do not apply to damp or contaminated surfaces.
  • Cannot be applied at temperatures below 10°C or above 35°C substrate temperature.
  • Do not allow the product to freeze during storage or application.
  • Not suitable for areas subject to direct foot traffic without a protective wearing surface.