Knob body: Black phenolic plastic (Duroplast PF), shiny finish
Steel, zinc plated, blue passivated finish
Stainless steel, European Standard No. 1.4305 (American Standard Series 303)
||Elesa® original design
phenolic plastic knurled screws.
The surface quality of EN 529 and EN 529.5 knurled screws is of a sufficiently high standard to meet the highest requirements. Flash marks are not visible.
Duroplast material is highly resistant to chemicals.
Temperature resistant to 230° F (110° C).