, Updated
Choosing a grout depends on joint width, area of use and the need for stain and chemical resistance. This comparison is based on the datasheets of the products in our range.
Cement grout
1600 Unsanded Grout is a smooth cement grout classified CG2WA under BS EN 13888 (CG2: improved cementitious grout; W: reduced water absorption; A: high abrasion resistance). It is for narrow joints of 3 mm or less, mixed with water or with 1776 Grout Enhancer for a denser joint that inhibits mold and mildew.
Pre-mixed grout
SPECTRALOCK 1 Pre-Mixed Grout gives the performance of an epoxy grout (ANSI A118.3) without epoxy resins. It suits joints from 2 to 9 mm and needs no sealer on the joint.
Epoxy grout
- SPECTRALOCK PRO Premium Grout and Pro Premium NS: stain and chemical resistant with 45 minutes working time, suitable for pools, fountains and wet areas. Not for exterior façade.
- Seamless Grout: an epoxy grout that can be polished, for interior stone.
Quick guide
| Need | Direction |
|---|---|
| Narrow joints (3 mm or less), glazed wall tile | 1600 Unsanded Grout |
| Joints of 2 to 9 mm, no multi-part mixing | SPECTRALOCK 1 Pre-Mixed |
| Pools, wet areas, stain and chemical resistance | SPECTRALOCK PRO Premium |
| Stone that needs a seamless polished finish | Seamless Grout |
Colours on screen are for reference only; test a small area before installing. See the 42-colour chart to pick a colour.