"TONMAT-SPEC2+/ 5 waves" - has higher soundproofing ability.
"TONMAT-SPEC3/ 5 waves" - has higher thermal insulation ability
The top surface of TONMAT-SPEC products uses zinc-aluminum alloy/galvanized and color-coated sheets according to standards such as:
- Japanese Industry JIS G3312,
- European standard EN10169,
- American standard ASTM A755/A755-03
Basic thicknesses:
- 0.30mm,
- 0.35mm,
- 0.40mm
- 0.45mm
Basic colors such as:
- Turquoise,
- Moss green,
- Purple blue
- Dark red
and other colors according to customer requirements