Architectural Millwork

Our system allows the manufacturer and end user to easily snap moldings and crowns into place with no need for screwing or nailing. These connectors also allows to keep the integrity of the design with no visible connection. Our SUNNY, SILVER, CHAMP, and METAL are also commonly used as a gluing aide for woodwork because they are self-tightening. Our products are also used in a variety of architectural ship millwork because the plastic pieces are sturdy, but also incredibly lightweight.

Biscuit Connectors

The tried and tested KNAPP biscuit connectors can be utilized for all wood products and are simply snapped together. They are mostly utilized for the manufacturing of furniture and case good and can also serve as a universal gluing aid and especially come in handy for complicated parts, such as miter joints. The design and functionality of all our biscuit connectors are essentially the same and the choice between them depends on the application, material, and personal preference.
You have two identical half-moon shaped connectors that sit in a biscuit rout and interlock with each other when you join the components. Thus, creating a self-tightening joint with no visible connector parts and can be demounted if needed.
CHICO Application


The KNAPP CHICO is a load-bearing precision connector designed to provide small dimensions, matched with high stability. This makes the KNAPP CHICO ideal for use in furniture and interior design components with high safety standards, as well as for products that must be easily and quickly assembled and disassembled. Suitable for all wood and board material, the KNAPP CHICO is also self-tightening and demountable. Common applications of the KNAPP CHICO include: case goods, cabinets, shelving, fixtures, architectural millwork, and shop fittings.


A versatile product, the KNAPP FAST is a high-quality plastic clip-in connector that can be used in a variety of furniture and interior design applications. The KNAPP FAST is immediately load-bearing and provides a hidden connection, as well as being self-tightening. This demountable connector can be used on all softwoods and board materials without laminated surfaces. Although the KNAPP FAST has multiple furniture and interior design applications, it is commonly used in case goods, cabinets, shelving, fixtures, architectural millwork, and shop fittings.


The KNAPP CLIPS is a versatile and self-tightening two-piece plastic connector with multiple applications options. KNAPP CLIPS provide a non-visible connection that is both demountable and adjustable and can be used in common applications such as blind installations or it can serve as both a connector and hinge on detachable ventilation grids or cable ducts. Our product can be used on all wood and board materials and is commonly used in furniture and interior design applications such as architectural millwork and shop fittings.
Knapp Connectors Duo 30 Applications

DUO 30 / DUO 35

The KNAPP DUO 30 and DUO 35 Systems is an innovative and versatile fastener that is commonly used in furniture making and interior design. Common applications include sectional sofas and couches, facades, windows, staircases, handrails, shop fitting, bed, tables, architectural millwork, wooden staircases, indoor and outdoor wall paneling, and much more. This simple-to-use product features a recessed and concealed connection that can easily be snapped in place, saving time in the creation process. Since the DUO 30 and DUO 35 can easily be snapped into place, it also allows for a simple assembly process for the end user and easier shipping.

UNO 30

The KNAPP UNO 30 Connector Set features easy and fast assembly that simply snaps in place. The UNO 30 Connector Set is designed for common uses like facades, wall paneling, baseboards, moldings, and mounting, but truly has endless applications. This product can be used on all wooden and plastic materials and provides a concealed and self-locking connection. A hook connector made of stainless steel, the KNAPP UNO 30 saves time by being immediately load-bearing and retains the design aesthetic of your finished product with no visible holes, screws, or drilling.


The KNAPP Easy-Con is versatile and non-visible fastener used in multiple furniture and interior design applications such as staircases, desks, beds, tables, chair, panels, and frames. Beautiful interior design elements and furniture pieces will retain value and aesthetics with no visible screws, cover caps, or threaded rods. This connector made of high-quality steels allows for the end products to be easily assembled by a single end user using standard tools and machines. The KNAPP Easy-Con is commonly used to create tables, beds, wooden staircases, architectural millwork, and shop fittings.
KNAPP®-Dowel self-tightening plastic dowel


The KNAPP Dowel is a self-tightening and weather-resistant plastic dowel with multiple applications in furniture and interior design. The KNAPP Dowel is designed to be safe, stable, and highly loadable, especially when used with KNAPP adhesives. Made of heavy duty plastic, the KNAPP Dowel has no risk of breaking and cracking, unlike conventional hardwood dowels. This self-tightening connector can be used on all wood materials and is commonly used for applications such as case goods, cabinets, shelving, fixtures, architectural millwork, and shop fittings.


The KNAPP TUCK is a spring steel dowel that can be processed like a conventional dowel, but guarantees permanent tightening. Our product is designed to be self-tightening with no clamp aid needed when assembling pieces like cabinets, furniture, and interior design elements. Designed to save time, the KNAPP TUCK also considerably reduces labor time for cabinet and furniture making, since it eliminates the need for a clamping aid. The KNAPP TUCK is available in five sizes and can be used on all wooden and composite materials. The KNAPP TUCK is used in multiple furniture and interior design applications, such as: case goods, cabinets, shelving, fixtures, architectural millwork, and shop fittings.


The QUICK-SET is a simple and efficient dowel-based carcass connector that is both concealed and self-tightening. This bolt and plastic dowel is available in both 5 mm and 8 mm and is primarily used for case goods, shelving, fixtures, cabinets, shop fittings, and architectural millwork. Our product is different than a conventional dowel because it can be loaded immediately and processed in standard bores and can also be used as a gluing aid. With the QUICK-SET, cabinets can be mounted quickly and easily on site and can also be used universally in modern and classic interior design.

The KLICK System

The KLICK System is a series of products including the miniKLICK, KLICKpro, sKLICK, and KLICK that are used to snap together and mount small design components with small dimensions, such as moldings. They are concealed fasteners with multiple applications like wall paneling, covers, and trim with no screwing or nailing necessary. They are made of durable plastic that is UV and weather resistant plastic, which is perfect for use around windows. Common applications for the KLICK system include: Case goods, cabinets, shelving, fixtures, architectural millwork, shop fittings, indoor and outdoor wall paneling and facades, moldings, and trims.


The ZIPBOLT FASTFIT is a self-tightening, one-piece connector that is suitable for use on wood panels and composite materials. Our product completely eliminates the difficult and time-consuming use of a screwdriver needed for conventional connectors. Primarily used as a connector for corner joints, the ZIPBOLT FASTFIT is frequently used in applications such as: architectural millwork, shop fittings, tables, chairs, and beds. The FastFit is a simple and innovative solution that easily allows for disassembly and a strong connection in seconds.

Duo System Frame Connectors

The KNAPP DUO SYSTEM Frame Connectors are strategically engineered for fast processing while maintaining the original design of traditional frame joints in furniture making. The DUO SYSTEM is simple and easy-to-use, especially for an end user. Our product can be adjusted as needed, provides a hidden connection, and is perfect for use in bed frame construction, small timber construction, exterior and interior cladding connectors, folded plate staircases, wall shelf connections, and furniture frame connection.