Featherplast Cement PT400W

FeatherPlast Cement PT400W is a lightweight, thermally insulating rendering and plastering mortar used as a base coat for interior or exterior application on brick, aerated cement block, cement board and gypsum board.


Read More +

How does FeatherPlast Cement PT400W work:

Applied as a base coat, the fine closed cellular structure of FeatherPlast Cement PT400W prevents interaction with water and subsequent loss of thermal properties.

Key Features & Benefits

  • Thermally Insulating
  • Lightweight – does not crack
  • Water repelling
  • Highly breathable
  • Excellent adhesion
  • Sound absorbent
  • Fire Retardant
  • Ready to use

Specification Tip for Design Professionals:

FeatherPlast Cement PT400W may be specified by name or by using the following description: a ready to use. Lightweight, thermally insulating rendering and plastering mortar base coat for interior and exterior applications.

Test Results:

  • Thermal conductivity (ISO EN 1745:2002): λ10, dry =0.048±0.004 W/(mK).
  • Mechanical strength (ISO EN 1015-11:2007): Compressive strength: 4,8 N/mm2 @ 28days – Category CS II, Flexural strength: 1,6 N/mm2 @ 28days
  • Adhesion (ISO EN 1015-12:2015): >1,2 Ν/mm2 – FPB
  • Water absorption (ISO EN 1015-18:2003): 0,1 kg/(m2min0.5) – Category W2
  • Water vapour permeability (ISO EN 1015-19:2005): μ11
  • Reaction to fire (ISO EN 13501-1:2007): Class: Α2-s1, d0


Ask a Question +-

Ask us a question

Message Send Successfully!

Associated Products

Jamie Smyth

Quantity Surveyor

Jamie brings our team a wealth of knowledge in project costs management, from the cost and risk analysis to the preparation and submissions of tenders and valuations.

Jamie has spent over ten years working as a Quantity Surveyor with a background in the construction industry (from residential build to pharma projects). He has been involved in all aspects of construction collaborating with small builders and large contractors on projects of varying sizes and scale. All this contributed to his thorough understanding of the requirements and priorities when performing his tasks of a Quantity Surveyor.

On a personal note, Jamie enjoys playing soccer and is a true golf fanatic. He enjoys travelling and fine dining.

Dear Customers,

High performance Resin Flooring Solutions by Sherwin Williams are now available from SURFASOLOGY.

We offer seamless, resinous flooring systems that combine durability and design aesthetics. The product line covers a multitude of industries and areas of application, such as industrial & manufacturing, pharmaceutical & healthcare, food & beverage.

Are you currently working on a flooring project and looking for a solution? For advice and guidance, please contact us on 01 832 1005 or [email protected].