Home > Companies > Ronacrete Ltd > Ronafix Pre-packed Floating Screed 35 mm+

Supplied as a pre-packed, ready to use mortar for laying floor screeds, complete with all the correct components in one pack, together with a bottle of polymer gauging liquid. They are used with Ronacrete Standard Primer which gives monolithic adhesion to all correctly prepared surfaces.

A high strength pre-packed polymer modified mortar for thin section, high strength, waterproof floating screeds. It is strong, durable and resistant to water and frost attack.


  • Thin section, floating screed from 35 mm.
  • New screeds and refurbishment of old screeds.
  • Internal and external application.
  • Suitable for industrial, commercial, retail and domestic use.


  • Can be trafficked as early as 24 hours after laying.
  • Can be laid down to a thickness of 35 mm.
  • Frost proof, waterproof, chemical resistant.
  • Can be steam cleaned.
  • Pre-packed for increased confidence.

CE Certification to BS EN 13813.

Related literature

The following content references this product:

Standard product features


0.31 m² at 35 mm thickness.

Compressive strength:

  • 1 day: 16 N/mm².
  • 7 days: 36 N/mm².
  • 28 days: 47 N/mm².

Tensile strength:

  • 7 days: 3.3 N/mm².
  • 28 days: 4.5 N/mm².

Flexural strength:

  • 7 days: 7.7 N/mm².
  • 28 days: 9.5 N/mm².


  • Reaction to fire: A2-s1, d0.
  • Water permeability: <0.40 kg/m².
  • Wear resistance BCA method: AR1.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-55-10/310 Proprietary levelling or wearing screed to BS EN 13813

NBS Specification

NBS Buliding logo
This product is associated with the following NBS clauses:

Product specification

An important note about specifying



Ronacrete Ltd


+44 (0)1279 638700

Product reference

Ronafix Pre-packed Floating Screed 35 mm+

Manufacturer details

Ronac House,
Flex Meadow,
Essex, CM19 5TD
Tel +44 (0)1279 638700
Fax +44 (0)1279 638701
NBS Plus
NBS National BIM Library