Product Description

HP14 Base Coat can be hand or machine applied. It uses “High Polymer” technology for an enhanced performance onto a wide variety of insulating substrates such as enhanced polystyrene, phenolic and mineral wool. It is designed as the ideal background for thin coat organic resin render such as Silicone TC. Alkali Resistant Reinforcing Mesh should be used in conjunction with HP14 Base Coat at stress points such as door and window reveals.

Find a Stockist

K Rend products are available from authorised retailers throughout the United Kingdom and Ireland

Features & Benefits

HP14 Base Coat provides a variety of benefits.

High Polymer

High Polymer for enhanced performance on difficult substrates.


HP14 Base Coat is designed for EWI substrates.


HP14 Base Coat is suitable for thin coat finish.


HP14 Base Coat can be hand or machine applied.

Product Specification

Technical Data

8 - 11kg / sq m approx.

| nominal 4-6mm thickness onto insulation substrates

Classifications according to

BE EN 998-1

Compressive strength:


Capillary water absorption category:


Thermal conductivity:

P=50% - 0.46

Application Instructions
  • Primary Coat, where required should be applied to substrates as preparation for subsequent coats. Thickness should be as per product specification. It is important to take special care to straighten with a Darby / straight edge to ensure that the next coat is applied to uniform level
  • Form a light key only
  • Allow 24 hours curing time before further application, unless advised otherwise. For info on unusual substrates, seek technical advice.
Product Downloads
Technical Data SheetDownload PDF
Application InstructionsDownload PDF

Thin Coat Render Colours

We have a variety of Thin Coat render colours available and we recommend that all colours & textures are verified against a sample, before ordering.
  • Pure White
  • Limestone White
  • Light Bronze
  • Corn
  • Linen
  • Sky
  • Sunflower
  • Causeway
  • Mint
  • Antique White
  • Mocha
  • Golden
  • Rosemary
  • Granite
  • Mink
  • Pearl
  • Ash White
  • Wheaten
  • Pistachio
  • Biscuit

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