Beginning with gutters, soffits, flashing, and underlayments, this is a very wide category. We have also included service providers to roofers in this catch–all category.

Gutters channel water away from building walls. The old formed metal gutters and downspouts have given way to a remarkably wide line of products including high end copper and architectural goods, vinyl and plastic and a number of accessories designed to reduce or eliminate the need to clean gutters.

• Buchner Manufacturing has a very wide range of gutter hangers, and additionally portable gutter making machines, ladders, tools and other products for gutterers and renovators. Pefferlaw, Ontario.
• CopperPlus offers copper coated stainless steel architectural metal products, including guttering. Copper with higher durability and lower cost. A subsidiary of Engineeered Materials Solutions.
• Gutter Fill produces gutter debris filters. It requires no post installation treatment and is fire resistant. Subsidiary of American Gutter Filter. East Dundee, IL
• Gutter Fillers produces a porous foam insert for gutters, designed to reduce the need to clean gutters. Based in Raliegh, NC, also offers DVDs which explain how the product works. Seeking dealers.
• Gutter Stuff Pro is a porous foam insert for gutters, one of many products designed to reduce the need to clean gutters. Seeking dealers.
• The Rainhandler is a sort of gutterless gutter - an extension from the roof edge supsended over a splash reducer which prevents erosion at the building edge. One of several maintenance free systems, the company also sells related accessories, a Door Umbrella for example.
• The Rainflow gutter protection offers a porous webbing type material to force leaves and debris over the top while letting water into the troubh and down the downspouts.

A wide range of products and material used in roofing applications

• AA Statuary and Weathervane makes and distributies cupolas, weather vanes, finials, barn vents and parts, of copper and other metals and wood. These are in very traditional looks and are ideal for work on historic buildings or where a traditional look is desired. Based in Newburgh, NY.
• Acme Cone provides TPO and PVC single ply accessories, especially to waterproof through the roof pipes and items. Eugene, OR.
• Bilco produces a range of flat roof access products, hatches and hatch railings.
• Bird-X is a specialty provider of bird netting, spikes and other repellant products to solve bird roosting/dropping problems. Offers expert advice. Chicago, IL.
• ChimCapCorp produces chimney caps, chimney liners and other chimney accessories and also roof turbines and adhesives. It distributes tools and items for chimney specialists and roofers. The url given here bypasses the uninteresting and unuseful corporate logo splash page.
• D7 Building Products Sealants and adhesives, especially for flat roofs, and specialized tools and equipment to apply them. Chagrin Falls, OH.
• DCI Products Manufactures a range of attic ventilation items, including ridge vents, special under shingle venting and soffits.
• Dow Adhesives Adhesives for tile, commercial flat roofs and for walls and floors.
• EternaBond distributes a peel and stip tarp and heavy duty tapes designed to repair leaks and damaged roofs. Products use “microsealant technology” for long lasting repairs (up to one year). Tapes designed for various roof material.
• Hunter Panels makes a range of high efficiency insulating panels, including specialized panels for installation under roofs. Portland, ME.
• Menzies Metal Products makes a variety of drains, flashings, pans and other specialized products for commercial and flat roofs. Also offers an extral long (24 inch) screwdriver bit. Surrey, BC.
• Specialized waterproofing flashings Milcor makes metal roof hatches and portals as well as heat and smoke vents. Part of the Commercial Products Group, Bensenville, IL.
• Bird control product specialist Nixalite offers bird netting and spike wiring to protect roofs and other architectural features from corrosive bird droppings. Moline, IL.
• Specialized waterproofing flashings Simpson Strongtie offers connectors and anchors and similar products designed to attach and support frames, surfaces and parts. Pleasanton, CA.
• Snogem manufactures and distributes a line of snow guards, with products especiall for metal roofs, copper roofs, slate, and asphalt. McHenry, IL
• Specialized waterproofing flashings Spin Flashing and waterproofing collars, manufactured by All Style Industries are particularly suited for through the roof piping and vents on flat roofs, but are also useful for some high slope roofs. Thousand Oaks, CA.
• Thermal Roof de–icing systems from Thermal Technologies are powered to melt ice and snow buildup and prevent damage to roofs in high snowfall areas or in other places where heavy snow and ice accumulations might harm roofs.
• Triangle Fastener makes specially threaded screws more resistant to backing out than normal screws and also sells sealants and hand tools.
• Trimline Products offers ridge vents and hip / ridge venting systems for tile and metal roofs.
• Wil-Mar Products makes waterproofing pipe collars for through the roof pipes, equipment mounting systems designed to keep heavy equipment that must be mounted on top of buildings from damaging roofs and specialty roofing saws.

Commonly called tar paper, underlayments consist of a broad range or organic and synthetic material, generally delivered on a roll, which may be used singly or in combination as vapor barriers, insulating material and as water proofing.

• Alpha Pro Tech specializes in producing membrane products, including the REX line of building materials. These include both underlayments and exterior vapor shield and insulating wraps. Also a maker of builders tapes. Valdosta, GA.
• BITEC, Inc. or Bitumen Technology, Morrilton, Arkansas, makes underlayment sheets for asphat shingles, and for tiles/metal, including self adhesive.
• Carlisle Residential manufactures several lines of underlayments as well as flashings and some other accessories. It highlights its high temperature underlayments, capable of withstanding temperatures of up to 240 degrees F. High temperatures are of special concern with some metal roofing surfaces.
• SDP Advanced Polymer Products underlayments - skid resistant when wet, designed to be cooler and stronger than roofing felt.
• Skarksin markets several lines of roofing felt and underlayments, including a slip resistant line for high slope roofing in multilayer laminate polypropylene, a self adhesive underlayment, and an energy saving product with a reflective barrier layer on the bottom.
• Tarco manufactures underlayments as water barriers, primarily “tarpaper” and other lining products used underneath shingles. It also makes a line of roll roofing for low slope areas on residences, like porches, where shingles are not recommended. Little Rock, Arkansas.

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