The One Stop Source for All Your Window and Door Hardware
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As the leading provider of products in the North American window and door industry, AmesburyTruth has been setting the standard for quality and durability for over a century. Our components have been tested and specifically engineered to enhance the form and function of our customers' doors and windows. So whether you need window components that add value to your designs or door hardware that looks and performs beautifully, you can trust AmesburyTruth to help you get the job done right.

Ashland Hardware System's customers understand that improved product performance results in increased window and door sales. Customers are demanding greater resistance to corrosion in order to minimize malfunctions and failures in severe environments. At the same time, they've also encouraged Ashland to innovate new products to improve rates of window and door production, and simplify hardware installation.
Ashland has responded to these demands with ever evolving and improving product lines. From its PremierĀ® and Standard line of products, Ashland has answered the needs of the fenestration industry. Even its standard line of hardware products has gone through continuous evaluation and redesign to improve the performance of these products in order to answer market demands.

Caldwell Manufacturing has been recognized as the premier supplier of window counter balances more than120 years. They are known to manufacture the most superior and reliable window balances than any other manufacture due to their 12 decades of experience. Their products consist of spiral balances, block & tackle balances, constant force spring balances, hybrid balances, and high performance casement window hardware.

Florida Screen Enterprises was established in 1972 in a 4000 sq. ft. warehouse in Miami, Florida.

Today Florida Screen is a full service screen, component and hurricane products manufacturer dedicated to producing the highest quality products for their customers.


In 45+ years, GIESSE has grown from a small workshop making hardware for aluminum windows into a global industry leader and an established international holding company with annual sales in excess of $140 million. As of 2010, the company has nearly 700 employees, more than 8,000 products and over 100 registered patents.

The rate of growth of the group reached extraordinary levels during the 1990s, which saw acquisitions, strategies and expansion of the sector, until GSG INTERNATIONAL S.p.A. was established in the year 2000. This company now manages all the products for the group.

The GIESSE Group headquarters is located just outside the city of Bologna, Italy. In addition to North America, Giesse has facilities in Argentina, Brazil, China, France, Greece, India, Spain, Portugal, and the Middle East. We also have official distributors throughout Europe, the Mediterranean, the Middle East, the Far East, the Pacific Rim, and South and Central America.


G-U offers a unique line of door and window security solutions.  Ever mindful of innovation, they constantly find new ways of utilizing technology to offer better security for doors and windows. G-U strives to improve their reputation for quality and service by offering customers the highest quality hardware, the most knowledgeable technical assistance, and the most reliable customer service. Their product-lines include tilt-turn/casement hardware, pivot hardware, slide-fold and left-slide window hardware, multi-points locks, and decorative handle sets.

Hoppe, one of the most innovative manufacturers of European door and window hardware in the United States, is the first company to introduce the multi-point locking system. All Hoppe products are manufactured using the finest quality brass alloys. The surfaces of their handles are protected by a transparent enamel finish which offers strength, intensity, and durability, as well as a smooth, blemish-free surface.

Featured Products


Intek Plastics creates custom plastic extrusions, using the latest technology and highest quality materials. With over 50 years of experience, they serve industries such as construction, agriculture, recreation, appliance, telecommunications, transportation, windows and door, commercial refrigeration, and LED lighting industries. From design to delivery, their sales, design/engineering team, and manufacturing professionals help customers develop custom, high-quality and cost-effective plastic extrusion solutions. Such solutions include plastic extruded seals, extruded gaskets, and window/door components.

Interlock is best known as the inventor of the automatic sash lock system for vinyl windows. Interlock, an ASSA ABLOY company, specializes in working closely with window/door manufacturers to create innovative hardware designs that differentiate their products from the competition. Their products include sliding/hung window hardware, casement/awning window hardware, sliding and swing door, folding door hardware, and skylight and security solutions.

Mighton Products is totally focused on the manufacture and development of sash window hardware, leading the world in technology and service. Since Mighton knows traditional sash window technology inside out, they have designed and developed a superior range of products with a worldwide reputation for quality and innovation.

The RiteScreen Company is the largest manufacturer of window screens & patio door screens in the United States, producing over 30,000 units per day. They have over 50 years of experience in manufacturing screens for the window and door industry. They offer a world-class selection of premium window/door screens and assembly components in a variety of sizes, styles and colors.

Roto Frank manufactures and markets superior quality window and door hardware. Such hardware includes dual arm/single arm/split arm operators, awning operators, handles/covers, single point locking systems, accessories, hinges, sliding & swing door hardware, and the popular Angel Ventlock.

Southern Die Casting Corporation is the leader of die-casting products in the southeast part of the United States. They manufacture zinc die-cast products, aluminum die castings, plastic window frames & sash, aluminum foundry, nonferrous foundry and window/door hardware.

Unique Balance invented and patented the spiral balance, and the basic design is still in used today with updated engineering and material improvements that provide powerful yet smooth operation. Their product-lines include block & tackle balances, constant force, pivot shoes, pivot bars, tilt hardware, screen corners, mobile home hardware and numerous other window hardware components.

Leading the fenestration industry with over 40 registered patents and a product line with over 4000 window and door hardware parts and accessories, Vision Hardware is quickly becoming the supplier of choice for leading window and door manufacturers worldwide. Headquartered in New Jersey, Vision Hardware has nearly 20 years of experience in product development, manufacturing and quality control. A highly skilled team of in-house engineers can design or duplicate existing parts and also provides custom designs and solutions to meet the OEM needs their customers may have.

Vision Hardware produces the most comprehensive line of high quality window and door operating hardware at competitive prices in a fast and reliable manner, while providing superior customer service and support.


W&F Manufacturing was founded in 1953 and produced shower door hardware products serving California glass shops. By 1965, the company expanded to include high security residential sliding patio door hardware and commercial store-front locks. Today, they are the leading manufacturer of door hardware and multi-point locking systems, and they continue to push the envelope by developing innovative architectural hardware.