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EIFS - Exterior Insulation and Finish System

Mortar additive manufacturer

EIFS (Exterior Insulation and Finish System) Solutions

Exterior Insulation and Finish Systems (EIFS) are designed to provide superior thermal insulation, crack resistance, and long-lasting surface finishes for modern buildings. At TENESSY, we supply high-performance construction additives that ensure stability, flexibility, and adhesion across every EIFS layer — from basecoat to finish.

Our specialized EIFS product line includes HPMC, RDP, and PP Fiber, each formulated to enhance workability, strength, and long-term durability of EIFS mortars.

EIFS-layers

Tenessy EIFS Additives

We offer specialized products designed to solve common EIFS challenges:
HPMC

1. HPMC for EIFS

TENESSY™ Hydroxypropyl Methylcellulose (HPMC) improves the consistency, water retention,
and bonding strength of EIFS basecoat and finish coat mortars.
It provides smooth application and prevents sagging or cracking during curing.

  • Excellent water retention and workability
  • Stable viscosity for consistent performance
  • Enhanced adhesion between layers
  • Reduced cracking and shrinkage
rdp-powder

2. RDP for EIFS

TENESSY™ Redispersible Polymer Powder (RDP) enhances the flexibility, adhesion, and weather resistance
of EIFS systems. It improves bonding between insulation boards and basecoat, ensuring durable
and long-lasting exterior walls.

  • Strong adhesion and cohesive strength
  • Improved flexibility and impact resistance
  • Enhanced durability under temperature changes
  • Excellent compatibility with cementitious materials
PP Fiber

3. PP Fiber for EIFS

TENESSY™ Polypropylene (PP) Fiber is used to control microcracks and increase toughness in EIFS mortars.
It distributes stress evenly and improves resistance to shrinkage and impact, resulting in a more stable
and durable finish.

  • Crack prevention and shrinkage control
  • Increased tensile and flexural strength
  • Enhanced surface durability
  • Easy mixing and uniform dispersion
EIFS

Using TENESSY Mortar Additives

Why Choose TENESSY for EIFS?

  • Consistent Quality: Each batch is tested for purity, performance, and stability.
  • Optimized Formulations: Tailored grades for different EIFS layers and climatic conditions.
  • Technical Expertise: Professional support for formulation and performance optimization.
  • Reliable Supply: On-time delivery and long-term partnership commitment.

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