Symphony 20 Knob – Round and Square Rose Options

SYMPHONY 20 Knob – Round & Square Rose – Half & Full Set

The SYMPHONY 20 Knob on Round Rose combines elegant design with durable performance, making it an ideal choice for commercial, institutional, and industrial applications. Crafted from solid brass with concealed fixing, this knob set ensures smooth operation and long-lasting reliability, while its compatibility with Lockwood mortice and tubular latches offers versatile installation options.

Features

• Elegant Design: Round brass rose with a clean, sophisticated finish and concealed fixing.

• Solid Brass Construction: Provides superior durability and long-term performance.

• Handing Flexibility: Removable stop screw allows on-site handing for left or right-handed doors.

• Wide Compatibility: Works with Lockwood 3770 Selector & 3570 Synergy Series mortice latches and 5260 tubular latches.

• High Durability: Exceeds AS4145.2:2008 D8 standard (500,000 cycles) for long-lasting operation.

• Corrosion Resistant: Ideal for environments with high moisture or heavy use.

• Versatile Applications: Suitable for commercial, institutional, and industrial doors.

Available Variants

• 20 Knob – Ext Round Rose – Fixed Half Set | 1224/20PC

• 20 Knob – Ext Round Rose – Half Set | 1220/20PC

• 20 Lever – Round Rose – Full Set | 1220/1221/20PC

• 20 Knob – Ext Round Rose – Fixed Half Set | 1224/20SC

• 20 Knob – Ext Round Rose – Half Set | 1220/20SC

• 20 Knob – Int Round Rose – Half Set | 1221/20SC

• 20 Knob – Round Rose – Full Set | 1220/1221/20SC

• 20 Knob – Square Rose – Int Half Set | 1421/20SC

• 20 Knob – Ext Round Rose – Half Set | 1220/20AC

• 20 Knob – Int Round Rose – Half Set | 1221/20AC

• 20 Knob – Round Rose – Full Set | 1220/1221/20AC

• 20 Knob – Ext Round Rose – Half Set | 1220/20CP

• 20 Knob – Int Round Rose – Half Set | 1221/20CP

• 20 Knob – Round Rose – Full Set | 1220/1221/20CP

• 20 Knob – Ext Round Rose – Half Set | 1220/20ORB

• 20 Knob – Ext Round Rose – Half Set | 1220/20PB

• 20 Knob – Round Rose – Full Set | 1220/1221/20PB

• 20 Knob – Ext Round Rose – Half Set | 1220/20SB

• 20 Knob – Int Round Rose – Half Set | 1221/20SB

• 20 Knob – Round Rose – Full Set | 1220/1221/20SB

• 20 Knob – Square Rose – Int Half Set | 1421/20SB

• 20 Knob – Round Rose – Full Set | 1220/1221/20AG

• 20 Knob – Round Rose – Full Set | 1220/1221/20AU

• 20 Knob – Round Rose – Full Set | 1220/1221/20BU