Adams Bird Control & Consulting provided a custom-designed netting application to rid the columns of birds at the 1910 Guggenheim Hall on the Colorado State University Campus. Click here for company info.

Alpine SnowGuards manufactures snow-retention devices for every type of roof. Click here for company info.

Alpine SnowGuards’ model # 502 brass two-pipe snowguard is shown on a synthetic slate roof. Click here for company info.

The model # 117 snowguard from Alpine is available in two- or three-pipe versions; it is offered with either brass or stainless base plates. Click here for company info.

AlpineSnowGuards.com offers a selection of snow guards. Click here for company info.

The model #225 snowguard from Alpine SnowGuards.com can be used on shingle roofs.  Click here for company info.

China Multicolor is from American Slate’s extensive line of slate roofing tile. Click here for company info.

American Slate supplies standard and rough-textured slate roofing in a variety of sizes for commercial and residential applications. Click here for company info.

American Slate Co.'s natural Vermont slate was used for this building’s roof. Click here for company info.

Five onion-style golden domes were custom manufactured and installed by Architectural Fiberglass, Inc. on the Holy Trinity Church in Parma, OH; one measures 18x32 ft. and the other four are 15x26 ft.  Click here for company info.

Architectural Heritage supplies a range of European architecural antiques, including historic chimney pots. Click here for company info.

This iron eagle was removed from its site and restored by Architectural Iron Co. before being re-installed on top of New York City's Grand Central Station. Click here for company info.

Avian Flyaway designed and installed bird-control systems for the Jefferson and Lincoln Memorials in Washington, DC, Vancouver’s Heritage Hall, the Florida State Capitol and other buildings. Click here for company info.

Avian Flyaway installed a bird-control system for Washington, DC’s Lincoln Memorial. Click here for company info.

Baschnagel Bros. was responsible for the new slate roof, stone restoration, metal roofing and new copper roof and cross for this 1870 landmark building in New York City. Click here for company info.

Baschnagel Bros. created this copper cross as part of its work on the 1870 St. Andrew's Episcopal Chuch in New York City. Click here for company info.

Fire-treated western red cedar roof shakes from Bear Creek Lumber were installed on this roof.  Click here for company info.

Bell Bird's BellStrip is a solar-powered system designed to blend in with most building materials. Click here for company info.

Bell Bird Control's BellStrip uses a high voltage, low amperage harmless intermittent shock to train pest birds to stay away from protected areas. Click here for company info.

Designed for historic buildings, Bell Bird Control's AG ExcludeNet is 33% thinner than the standard 3/4-in. netting. Click here for company info.

Made of all-natural, food-grade materials, Bird Barrier's Bird-Off Gel, shown here on recessed window ledges, repells birds but doesn't entrap them. Click here for company info.

Bird Barrier America's barely visible StealthNet, keeps birds from perching on the acanthus leaves of these Corinthian capitals. Click here for company info.

Bird-B-Gone's Mist is an advanced fogging system that releases a grape-scented mist into the air to deter pest birds from large open spaces Click here for company info.

BirdMaster’s PermaNET netting system was installed to keep the birds from the Civil War Memorial Arch in Brooklyn, NY. Click here for company info.

This electronic sound unit, the BirdXPeller Pro, is shown here protecting a Santa Monica balcony from pest birds. Click here for company info.

The Woodpecker PRO from Bird-X creates a danger zone using recorded distress cries of flicker and downy woodpeckers as well as natural calls of four predators. Click here for company info.

Stainless-steel SPIKES Needle Strips from Bird-X are designed keep birds off of roofs, ledges, gutters, window sills, statues, beams and more.  Click here for company info.

When replacing the terra-cotta roof of the Breakers mansion in Newport, RI, Boston Valley Terra Cotta used 35,000 field tile and approximately 4,000 special-shaped fittings. Click here for company info.

Boston Valley Terra Cotta restored and replicated the roof tile for the Department of Justice Building in Washington, DC.  Click here for company info.

Boston Valley restored the terra-cotta roof tile of the Berea Temple in Baltimore, MD. Click here for company info.

Boston Valley Terra Cotta produces terra-cotta roof tile for new construction and restoration.  Click here for company info.

This 16-ft-dia. copper dome and finial were designed and fabricated by C&J Metal for a building in Newport Beach, CA. Click here for company info.

Architectural sheet-metal roofin elements from C&J Metal Products include cupolas, gutters and leaders, dormer vents and finials. Click here for company info.

Campbellsville Industries fabricated the cupola, clock and cornice for the Taylor County Courthouse. Click here for company info.

This aluminum cupola, with a 6-ft.-dia. clock and aluminum cornice, was created for the Worth County Courthouse in Sylvester, GA, by Campbellsville Industries.  Click here for company info.

Campbellsville Industries reproduced the cupola on top of the Bell County Courthouse in Belton, TX.  Click here for company info.

The model #3CC-G windowed cupola, shown here with a #GE-MVD30 weathervane, is one of many styles available from Cape Cod Cupola. Click here for company info.

The model # 3CC-G-PV cupola from Cape Cod Cupola is shown here with the firm's Marconi Rigged Sailboat weathervane.  Click here for company info.

The model # 3CC-G-PV cupola from Cape Cod Cupola is shown here with the firm's Marconi Rigged Sailboat weathervane. Click here for company info.

The TopSlate system of ridges, hips and vents from Castle Metal Products is designed to strengthen the weakest areas of a slate roof.  Click here for company info.

A member of the Cedar Shake & Shingle Bureau supplied the western red cedar roofing and siding for this waterfront house. Click here for company info.

A Cedar Shake & Shingle Bureau member provided the cedar roofing for this building; the shakes are lightweight and have a high insulation value. Click here for company info.

The stonegate gray Grand Manor Shangle is available from CertainTeed. Click here for company info.

Classic Gutter Systems fashioned this elaborate half-round copper gutter with gold-patinated solid-brass trim and a rain deflector. Click here for company info.

Many old-world styles of fascia brackets are fabricated by Classic Gutter Systems to enhance traditional half-round copper gutters.  Click here for company info.

Classic Gutter Systems offers half-round gutters in copper, aluminum and galvalume, along with an extensive collection of brackets and decorative components.  Click here for company info.

Unique fascia brackets are available from Classic Gutter Systems.  Click here for company info.

This decorative 6-in. half-round gutter from Classic Gutter Systems is made of 20-oz. copper and heavy-duty aluminum. Click here for company info.

Conklin Metal offers six varieties of stamped-metal shingles. Click here for company info.

Handcrafted copper items such as cupolas, weathervanes, dormers, chimeny caps, finials are available from Custom Copper Designs. Click here for company info.

This Jefferson louvered cupola from Custom Home Accessories features a copper top and rooster weathervane. Click here for company info.

The Morgana polished-copper finial from Custom Home Accessories is available in a variety of styles and sizes. Click here for company info.

This eagle weathervane was manufactured by Custom Home Accessories in copper.  Click here for company info.

Custom Home Accessories offers cupolas in a variety of designs and styles with copper roofs, windows or louvers and shiplap or smooth bases in white pine or vinyl. Click here for company info.

New decorative finials from East Coast Lightning are available in bronze and tinned-bronze in 16-, 27- and 48-in. heights. Click here for company info.

The roof on the Cheyenne, WY, Railroad Depot is made of recycled rubber and plastic tile from EcoStar. Click here for company info.

EJMcopper fabricated this cupola and weathervane.  Click here for company info.

The Lancut copper finial is available from EJMcopper in four sizes, ranging from 24 to 72 in. tall. Click here for company info.

EJMcopper offers a variety of handcrafted copper decorative ornaments such as these pineapples. Click here for company info.

These finials were custom made by EJMcopper. Click here for company info.

Cupolas from EJMcopper include the Bombay model. Click here for company info.

This keystone finial with a “Tatra” flag is manufactured by EJMcopper. Click here for company info.

The Flying Heart weathervane is one of many models available from EJMcopper. Click here for company info.

Florentine Craftsmen’s eagle weathervane is one of hundreds of designs available from the company. Click here for company info.

Follansbee Steel manufactures two roofing metals, TERNE II and TCS II; both are coated with a zinc/tin alloy for greater corrosion resistance. Click here for company info.

TruSlate Greystone is a new slate roofing product from GAF Materials Corp.  Click here for company info.

GAF Materials offers a wide variety of roofing products, including these western shake shingles. Click here for company info.

Chimney caps are one of the specialties of Gladding, McBean. Click here for company info.

Gladding, McBean's 18-in. Cordova Franciscan Blend roof tile was used on this building.  Click here for company info.

Gladding, McBean supplied the custom-glazed clay tile for the roof of Morrison Hall at Orange County Community College in Middletown, NY. Click here for company info.

Custom-glazed clay roof tiles from Gladding, McBean were used to create a textured expanse for Morrison Hall at Orange County Community College in Middletown, NJ. Click here for company info.

Gladding, McBean's 18-in. Cordova Monterey Blend clay roof tile was used on this building. Click here for company info.

Gladding, McBean's 18-in. Cordova Franciscan Blend tile was used on this building. Click here for company info.

Gladding, McBean's roofing tile is designed for low maintenance and durability.  Click here for company info.

Greenstone Slate manufactures and installs slate roofing in a variety of colors, shapes and sizes. Click here for company info.

Heather & Little restored the copper roofing for Toronto's City Hall. Click here for company info.

These domes for the Onondaga County Courthouse, NY, were fabricated by Heather & Little. Click here for company info.

Heather & Little restored the metal roofing for the Old City Hall in Toronto, Canada. Click here for company info.

Heather & Little restored the metal roofing for the National Library of Parliament in Ottawa, Canada. Click here for company info.

Heather & Little restored the copper dome roof for Our Lady of Lourdes Church in Toronto, Canada. Click here for company info.

Heather & Little fabricated the new 115-ft.-tall, 60,000-lb. spire, which incorporates more than 2,000 sq.ft. of hand-pressed copper shingles, for the historic St. Raphael Cathedral in Madison, WI. Click here for company info.

Heather & Little specializes in the restoration, reproduction and design of domes, cupolas, steeples and other sheetmetal elements. Click here for company info.

The original exposed concrete domes of St. John the Baptist Church in Ottawa were clad with pre-painted sheetmetal from Heather & Little. Click here for company info.

Heather & Little Limited’s restoration of the Toronto Old City Hall required 113,900 sq.ft. of copper roofing, cornices, gutters and sheet-lead work.  Click here for company info.

This copper ram’s head, fabricated by Heather & Little, is part of the restoration work done on San Francisco City Hall. Click here for company info.

Hilltop Slate supplies slate with rough chamfered edges; select sizes are available with sawn edges. Click here for company info.

Historical Arts & Casting supplied this roof finial, model RC010; it is 13 ft. 10 1/2 in. tall. Click here for company info.

Historical Arts & Casting fabricated this 11-ft.-dia. skylight in bronze.  Click here for company info.

Historical Arts & Casting supplied this decorative 13 ft. 101/2-in. finial. Click here for company info.

Four colors of composite slate roofing from InSpireSlate - gray, charcoal gray, red cedar and forest green – were used to rejuvenate the 85-ft.-tall, 140-ft.-wide roof of the Kirkwood United Methodist Church near St. Louis, MO.  Click here for company info.

Chimney pots with patina finishes are part of the European Copper line manufactured by Jack Arnold European Copper. Click here for company info.

This ornamental weathervane was designed and fabricated by Kenneth Lynch & Sons. Click here for company info.

Kronenberger & Sons’ restoration of the exterior of the Mark Twain House in Hartford, CT, included masonry raking and repointing, as well as removal and replacement of chimneys using a corbelling design found in historical photos.  Click here for company info.

This roof lantern was restored by Kronenberger & Sons. Click here for company info.

Roofing shakes made of Alaska yellow cedar from Liberty Cedar were used to complement this rustic structure. Click here for company info.

Ludowici's Factory of Ideas showcases a multitude of design choices for clay tile roofs. Click here for company info.

Ludowici supplied the roof tile for the Hotel Hershey in Hershey, PA.  Click here for company info.

Clay roofing tile from Ludowici was used to re-roof this historic building.  Click here for company info.

The roof tile for the restoration of St. Patrick’s Catholic Church in Waukon, WI, features Ludowici’s Spanish Tile in clay red. Click here for company info.

Ludowici supplied the roof tile for the National Institute of Health in Bethesda, MD.  Click here for company info.

Ludowici Roof Tile’s lightweight ceramic shake tile is designed to look like wood and carries a 75-year warranty. Click here for company info.

The dome of the New York City Center was originally finished in Ludowici Roof Tile in 1923; it was restored with roof tile from the same company in 2004. Click here for company info.

This pre-fabricated metal cupola, built by Munns Mfg., is on its way to the historic County Courthouse in Goliad, TX. Click here for company info.

Munns creates aluminum steeples, pinnacles, spires, cupolas and towers in a variety of styles. Click here for company info.

Munns Mfg. restored the steeple on the Assembly Hall in Salt Lake City, UT. Click here for company info.

Maintenance-free cupolas from New Concept Louvers are wrapped with PVC-coated aluminum and copper so painting is not required.  Click here for company info.

This custom cupola with copper top and thin louvers was fabricated by New Concept Louvers. Click here for company info.

New Concept Louvers manufactured this maintenance-free cupola. Click here for company info.

This 4x7-ft. cupola with PVC-coated aluminum cladding was restored onsite by New Concept Louvers. Click here for company info.

Cupolas from New Concept Louvers are made of easy-to-maintain PVC-coated aluminum or copper. Click here for company info.

New Concept Louvers created this traditionally styled cupola with a weathervane. Click here for company info.

Stock and custom cupolas from New Concept Louvers are made of PVC-coated aluminum and copper so they never require painting. Click here for company info.

New Concept Louvers designed and manufactured this retriever weathervane. Click here for company info.

New England Skylights designed, fabricated and installed this copper clad traditional skylight to replace the original 90-year-old skylight.  Click here for company info.

Nicholson & Galloway restored the slate roof, copper cornice and brick and limestone façade of this building. Click here for company info.

NIKO installed this batten seam and flat-lock copper roof for an historic building. Click here for company info.

This custom copper finial was fabricated by NIKO.  Click here for company info.

NIKO fabricated the copper dormers and mansard roof and also installed the copper penthouse for this NYC building. Click here for company info.

Ornamental Copper and lead-coated copper snowguards are available from NIKO. Click here for company info.

NIKO Contracting Co. replaced the slate roof and sheathed the clock-tower dome in copper on the Hancock County Courthouse in Findlay, OH.  Click here for company info.

NIKO Contracting crafted this 37-in.-tall copper cupola, available with or without a weathervane. Click here for company info.

The weathervane and dome on the Rotunda Clock Tower in Baltimore, MD, were fabricated by NIKO. Click here for company info.

NIKO duplicated the original copper design work to complete the restoration of the roof of the Carnegie Mansion in New York City. Click here for company info.

Nixalite's premium bird spikes keep roosting birds and their droppings away from all types of buildings. Click here for company info.

Nixalite Premium stainless-steel bird control strips control birds of all sizes. Click here for company info.

Stainless steel bird spikes from Nixalite can be used on all types of buildings to prevent birds from landing, roosting or nesting. Click here for company info.

Nixalite bird-control spikes were used on the large, ornate columns under the cornice and pediment of the South Australia Parliament Building in Adelaide, Australia. Click here for company info.

Stainless-steel bird barriers from Nixalite protect buildings from nesting birds. Click here for company info.

Custom double-pane glass domes and domed conservatories are available from Oak Leaf Conservatories. Click here for company info.

Oak Leaf Conservatories specializes in custom-designed double-pane glass domes; custom features include the size, the curvature of the glass and the number of segments.  Click here for company info.

Decorative ornamental panels are available from Ornametals in copper and zinc. Click here for company info.

Ornametals restored the three copper towers on this building. Click here for company info.

This zinc leader head from Ornametals is available with or without openings and downspout supports. Click here for company info.

Ornametals fabricated the zinc roof of the Sacred Heart of Jesus Catholic Church in Cullman, AL. Click here for company info.

This square leader head is available from Park City Rain Gutter in copper or zinc. Click here for company info.

Park City Rain Gutter imports Minoletti traditional rain gutter products to the U.S. Click here for company info.

The Outlet 50 leader box is supplied by Park City Rain Gutter. Click here for company info.

Round gutter ends from Park City Rain Gutter are available in copper, zinc and galvanized steel. Click here for company info.

Reclaimed Roofs supplied a blend of new Vermont Gray and Gray-Black slate for this roof in Chadd's Ford, PA. Click here for company info.

Reclaimed Roofs supplied a blend of reclaimed Vermont Gray-Green slate for this roof in Redding, CT. Click here for company info.

Renaissance Conservatories fabricates custom skylights and conservatories.  Click here for company info.

Renaissance Roofing supplies clay and concrete roof tile in a variety of colors. Click here for company info.

The builders of the Summit shopping center in Birmingham, AL, turned to Renaissance Roofing to supply the salvaged Spanish clay tile for the roof. Click here for company info.

This roof is made up of salvaged roofing tiles supplied by Roof Tile and Slate. Click here for company info.

Energy-rated roof tile is available from Santafe Tile Corp. in a variety of finishes. Click here for company info.

Cupolas are one of the specialties of Seal Reinforced Fiberglass. Click here for company info.

Slate roofing from Slate Affair is designed to last 100 years.  Click here for company info.

Slate roofing is the specialty of Slate Affair. Click here for company info.

SnoBlox' polycarbonate snowguards feature large, forward-mounted faces that help prevent the dangerous movement of snow and ice on metal roofs.  Click here for company info.

Large, forward-mounted polycarbonate snowguards from Snoblox were used to prevent dangerous movement of snow and ice on this metal roof. Click here for company info.

IceJax snowguards from SnoBlox-Snojax are shown here installed on a roof that also has the firm's LeafBlox gutter leaf protection. Click here for company info.

Solar Innovations manufactured this 17-ft. square pyramid skylight and 6-ft. cross for Crossroads Presbyterian Church in Limerick, PA.  Click here for company info.

This small dome was custom built by Solar Innovations, Inc.  Click here for company info.

Clay chimney pots are manufactured and installed by Superior Clay. Click here for company info.

Tanglewood Conservatories offers custom features, such as this sky mural, in its conservatories.  Click here for company info.

This glass and lead-coated-copper dome was designed and constructed by Tanglewood Conservatories for a naturally stained mahogany conservatory. Click here for company info.

Tile Roofs, Inc. supplied the salvaged green Spanish tiles for this tile roof restoration in Richmond, IL. Click here for company info.

Tile Roofs supplied the salvaged Mission tile and fittings for the roof of the Blue Sky WInery's new tasting room.  Click here for company info.

Salvaged clay tile supplied by Tile Roofs was used to create an instant patina on this roof.  Click here for company info.

Tile Roofs supplied the salvaged French tile and custom-made fittings for this old train depot in Illinois.  Click here for company info.

Tile Roofs supplies salvaged roofing tile for new construction and renovation projects. Click here for company info.

This salvaged clay Mission tile was supplied by Tile Roofs. Click here for company info.

Titan Roof Systems' Rustic Cedar Shake is available in thicknesses of 5/8 and 7/8 in. and widths of 5, 7 and 12 in. Click here for company info.

Architectural concrete roof tile from Vande Hey Raleigh, such as this brown-green sequence laid in a staggered pattern, is designed for durability as well as aesthetics appeal. Click here for company info.

Vande Hey Raleigh supplied the Early American slate installed on this church’s roof.  Click here for company info.

Vande Hey-Raleigh produces snowguards in a variety of styles. Click here for company info.

Vande Hey Raleigh supplied the charcoal-gray weather #2 black slate replica for this village hall in Ephraim, WI. Click here for company info.

This gazebo features W.F. Norman Corp.'s Style "A" shingles with its continuous hip finish and a custom-made finial on top.  Click here for company info.

Custom finials from W.F. Norman were incorporated into the restoration design of this historic building in Toronto. Click here for company info.

Wiemann Metalcraft created this 68x29-in. dragon weathervane based on a 17th-century Christopher Wren design. Click here for company info.