NC 366 Maxx Smoothing Mortar

codex NC 366 Maxx is a low-slump levelling mortar with lightweight fillers for layer thicknesses of 3-50 mm. The lightweight render is very stable and therefore ideal for use on the walls.


  • For the producing even wall surfaces
  • For levelling, modelling and filling
  • For the producing of gradient fillings in areas of drains and gutters
  • In damp and wet areas
  • On balconies and terraces
  • Under ceramic tile and natural stone coverings
  • For floor and wall surfaces
  • For heated surfaces
  • On calcium sulphate and cement screeds, concrete
  • On old substrates with firmly attached, waterproof adhesive remains
  • As fixing mortar for tile carrier elements (coated hard foam panels)
  • On old surfaces such as tiles, panels and terrace tiles
  • In residential, industrial and commercial areas
  • on masonry, cement and lime-cement plaster


  • Large coating thickness range from 3 - 50 mm
  • Very good slump for processing on the wall
  • Fast setting
  • High productivity
  • Low-tension
  • Early ready for covering after 1,5 h
  • Universal use
  • Waterproof and frost resistant
  • Very smooth and easy to process
  • Low chromate content acc. Regulation (EC) No. 1907/2006 (REACH)
  • Highest quality level 4 according to DGNB criterion ENV 1.2 Risks for the local environment
  • EMICODE EC1 PLUS / very low emission
  • For healthy construction

The low-slump levelling mortar codex NC 366 Maxx is perfectly suited for levelling unevenness of up to 5 cm on the wall.

Technical data

*At 23 °C and 50% rel. humidity.
Pack type

paper bag

Pack size

25 kg

Shelf life

12 months



Minimum working temperature

+5 up to +25 °C

Ideal working temperatures

+10 up to +25 °C

Water quantity required

0.17 litre/ kg
4.25 litre/ 25 kg

Working Time/ Pot Life

approx. 40 minutes*

Set to foot traffic

after approx. 1,5 hours*

Ready for covering

after approx. 1.5 hours*


approx. 1.3 kg/m²/mm layer thickness

Ordering information

Article Article number Packsize Shipping unit
codex NC 366 Maxx / 25kg 37220 25 kg
Pallet :
42 bags

Quality seals and badges



Adventure Swimming Pool Bad Homburg

FehMare ,Fehmarn Island

Hotel Fritsch, Lochau, AT

Twentebad, Hengelo, NL

Installation systems for screeds, floors and wood flooring

Machinery and special tools for substrate preparation and installation of floor coverings

Complete product range for installation, renovation and maintenance of wood flooring

Resin and cementitious floor finishes combining performance and design

Installation systems for tiling and natural stone

High quality painting, plastering and drywalling tools