Our goal is to be a full-service metal supply shop, providing you with all the accessories you need for your metal siding or metal roofing projects. We offer a variety of windows and doors for metal shops, metal garages, etc…as well as carrying color matching screws and silicone caulk. We also provide closure strips, pipe boats, and foam sealing tapes. We’ll do our best to make sure you have everything you need to finish off your metal construction project.
![01 cannonball door with window for metal building](https://signaturesteelnwa.com/wp-content/uploads/01-cannonball-door-with-window-for-metal-building.jpeg)
3′ Entry Door with Window
Cannonball 1751 Entry Door with 1-lite entry window. Available in both left and right swing.
![02 cannonball universal door solid panel metal building supply](https://signaturesteelnwa.com/wp-content/uploads/02-cannonball-universal-door-solid-panel-metal-building-supply.jpeg)
3′ Universal Entry Door
Cannonball 1751 Solid Panel entry door. A universal door that can be adjusted for either left or right swing.
![weather bar windows for metal buildings and houses 1](https://signaturesteelnwa.com/wp-content/uploads/weather-bar-windows-for-metal-buildings-and-houses-1-1024x853.jpg)
WeatherBarr Vinyl Windows
Available in 3×3, 3×4, and 3×5 sizes
![raptor synthetic underlayment for custom metal roofing 1](https://signaturesteelnwa.com/wp-content/uploads/raptor-synthetic-underlayment-for-custom-metal-roofing-1-1024x853.jpg)
Raptor Synthetic Underlayment
A quality roof underlayment with incredible traction wet or dry and a 25 year limited warranty. Available in 10′ or 4′ widths
![06 reflective insulation white poly aluminum metal supply company](https://signaturesteelnwa.com/wp-content/uploads/06-reflective-insulation-white-poly-aluminum-metal-supply-company.jpeg)
Reflective Insulation
Aluminum metalized single-bubble white poly reflective insulation with seam tape edging. Available in 50″ and 75″ widths.
![pipe boots for metal roofing signature steel](https://signaturesteelnwa.com/wp-content/uploads/pipe-boots-for-metal-roofing-signature-steel.jpeg)
Pipe Flashing Boots
We carry #1, #3, #5, and #7 boots to seal off pipes from 1/2″ to 11.5″ in diameter.
![06 metal screws wood metal screws](https://signaturesteelnwa.com/wp-content/uploads/06-metal-screws-wood-metal-screws-1024x853.jpeg)
Woodbinder Screws
#11 wood screws available in 1″, 1.5″, 2″, 2.5″, and 3″ lengths in all our metal colors
![07 metal screws for metal panels metal building supplies](https://signaturesteelnwa.com/wp-content/uploads/07-metal-screws-for-metal-panels-metal-building-supplies.jpeg)
1.5″ Eclipse Woodbinder Screws
A truss head screw with a T-25 driver. Available in all our metal colors
![08 steel binder screws metal panel screws](https://signaturesteelnwa.com/wp-content/uploads/08-steel-binder-screws-metal-panel-screws.jpeg)
MAXX Steelbinder Screws
Available in 3/4″, 7/8″, and 1.25″ lengths in all our metal colors
![novaflex metal roof sealant](https://signaturesteelnwa.com/wp-content/uploads/novaflex-metal-roof-sealant.jpeg)
NovaFLEX Metal Roof Silicone Sealant
Colored silicone caulk available in all of metal colors.
![ag panel metal closure strips metal building supplies](https://signaturesteelnwa.com/wp-content/uploads/ag-panel-metal-closure-strips-metal-building-supplies.jpeg)
Ag Panel Closure Strips
![ridge vent foam for metal roofs metal building supplies](https://signaturesteelnwa.com/wp-content/uploads/ridge-vent-foam-for-metal-roofs-metal-building-supplies.jpeg)
Ridge Vent Foam
1.5″ x 1″x 20′ foam roll with adhesive backing.
![emseal acrylic closure sealant tape](https://signaturesteelnwa.com/wp-content/uploads/emseal-acrylic-closure-sealant-tape.jpeg)
Acrylic Closure Sealant Tape
1/4″ x 1″ foam closure tape to seal off roof valleys and other metal seams
![tacky tape metal sealant tape metal building supplies](https://signaturesteelnwa.com/wp-content/uploads/tacky-tape-metal-sealant-tape-metal-building-supplies.jpeg)
Tacky Tape Sealing Strips
![touch up paint](https://signaturesteelnwa.com/wp-content/uploads/touch-up-paint.png)
Metal Touch Up Paint
Available in all standard colors in bottles and pens
![backer rod](https://signaturesteelnwa.com/wp-content/uploads/backer-rod.png)
Backer Rod
Helps support standing seam and board and batten siding to prevent oil canning
![cupola textured black with copper top eagle](https://signaturesteelnwa.com/wp-content/uploads/cupola-textured-black-with-copper-top-eagle-1024x765.jpg)
Cupola with Eagle Weathervane
Various colors and options available. Pictured in textured black with copper roof.
![metal roof with cupola deer](https://signaturesteelnwa.com/wp-content/uploads/metal-roof-with-cupola-deer-1024x769.jpg)
Cupola with Deer Weathervane
Various colors and options available.