Dormakaba RTS88-105NHO689 OHC Closer Body Only Size 3, 105 Non-Hold Open, 689/US28 Aluminum

DormaKaba Architectural Hardware RTS88-105NHO689 Overhead Concealed Closer Body Only Size 3, 105 Degree is designed for those who value both aesthetics and functionality. This non-hold open closer provides a seamless, concealed installation, making it an ideal choice for architects and contractors seeking a clean look for single and double-acting doors. With its durable powder-coated aluminum finish (689/US28), it not only blends beautifully with various architectural styles but also offers excellent protection against vandalism, making it a reliable option for high-traffic entrances. Contractors will appreciate the RTS88's simplified installation process, as most door and frame preparations are completed before the unit is installed, reducing the need for extensive on-site machining. The closer accommodates a maximum opening of 105 degrees, enhancing accessibility without compromising performance. The RTS88 features a cast iron body type and is non-handed, allowing for versatile application across different door types. With dependable operation and easy installation, this overhead concealed closer is a top choice for professionals looking to ensure safety and aesthetics in building designs. Trust DormaKaba to deliver the reliability and elegance your projects demand.

Overhead Concealed (OHC) Closer Body Only Size 3, 105 Degree. Non-Hold Open, 689/US28 Powder Coated Aluminum

• Aesthetic Advantages: The Dorma RTS88 overhead concealed door closer offers the perfect solution for those who prefer the aesthetic advantages of a concealed door closer.
• Vandalism Protection: The RTS88 is an excellent replacement closer for problem entrances encountering vandalism of surface applied closers.
• Benefits for the Contractor: Contractors appreciate the RTS88 closer, because the majority of door and frame preparation is done prior to installation of the unit, resulting in less on-site machining.

Features:

• Concealed installation
• For single and double-acting doors
• Dependable and easy to Install

Arms:

• 8812: Offset slide arm and channel for aluminum, steel, or wood doors, hung on 3/4" offset pivots or 4-1/2" wide butt hinges. Requires a minimum 3/4" top door rail channel depth.
• 8836S: End load arm specifically designed for tempered glass doors with a short top rail (patch fitting). Requires a minimum 7/8" top door rail channel depth.
• 8837K: End load arm specifically designed to match templating of Kawneer end load arm.
• 8831: Standard side load arm for aluminum or steel doors. Requires a minimum 1/2" top door rail channel depth.
• 8832: Side load arm with channel for wood doors. Requires a 5/8" mortise depth.

Cover Plates:

• 8563: Cover plate for RTS Series closer when installed in aluminum header.
• 8575: Cover plate for RTS Series closer when installed in steel header.
• 8561: Cover plate for RTS Series closer when installed in wood header.

Pivots:

• 8570: Adjustable side load floor pivot set for bottom door rail channel depth of 1-15/16". Base can be shortened for 1-9/16" bottom door rail channel depth. Bottom door clearance is adjustable from 5/16" to 1/2". Maximum weight capacity is 200 lb.
• 8856: Adjustable end load threshold pivot set for bottom door rail channel depth of 1-3/8". Bottom door clearance is adjustable from 3/16" to 7/16". Maximum weight capacity is 200 lb.
• 8572: Adjustable side load threshold pivot set for bottom door rail channel depth of 1-9/16". Bottom door clearance is adjustable from 3/16" to 3/8". Maximum weight capacity is 200 lb.
• 7471K/7421: Side load floor pivot set. Requires a 1-1/8" mortise depth. Provides a bottom door clearance of 5/16". Weight capacity when used with RTS Series closer is 250 lb. Recommended for wood doors or any door weighing in excess of 200 lb.
• 8852: Adjustable end load floor pivot set for bottom door rail channel depth of 7/8". Bottom door clearance is adjustable from 3/8" to 5/8". Maximum weight capacity is 200 lb.
• 8853: Adjustable end load floor pivot set for bottom door rail channel depth of 1-9/16". Bottom door clearance is adjustable from 1/4" to 1/2". Maximum weight capacity is 200 lb.
• 8855: Adjustable end load threshold pivot set for bottom door rail channel depth of 7/8". Bottom door clearance is adjustable from 3/16" to 7/16". Maximum weight capacity is 200 lb.
• 8857: Adjustable end load threshold pivot set for bottom door channel depth of 1-9/16". Bottom door clearance is adjustable from 3/16" to 7/16". Maximum weight capacity is 200 lb.

Accessories:

• 8820J: Conversion bracket for replacement of existing overhead concealed closers. Utilizes existing side jamb mounting bracket to anchor RTS Series closer.
• 8521E: Add-on spindle extension increases distance between closer and door by 1-3/16" (30 mm).
• 8532: Steel header mounting channel. Provides reinforcement required to install the RTS Series closer in an open-throat header.
• 8511: Offset slide arm cover. Conceals No. 8812 slide arm when door is in the closed position. The extruded aluminum cover is 48-1/4" long and is field-sized as required. Specify hand.

Resources

• Cut Sheet
• User Guide