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Backyard Buildings

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Unclutter your life with affordable backyard storage from Mueller. For easy assembly and functional storage space, our Backyard Building Kits can’t be beat. These sturdy steel buildings are available in six sizes and many color options to complement your home. There’s no welding required – you simply bolt it together. For the finishing touch, get the optional floor kit.

Standard Features:

  • Over 30 colors to choose from.
  • All steel frame (optional galvanized frame available)
  • 26 gauge wall and roof sheets featuring 30-year limited warranty paint
  • Trim package

Each Kit Includes:

  • Erection drawings
  • All required screws and sealers
  • Door
  • Pre-cut parts
  • Detailed instructions

Mueller also offers a greenhouse and carport.

Available Backyard Building Kit Sizes

Walk Door Size: 3′ x 6’4″

Optional Floor Kit$150

Optional Mid Girt$65

Walk Door Size: 3′ x 6’4″

Optional Floor Kit$235

Optional Mid Girt$90

Walk Door Size: 5’4″ x 6’4″

Optional Floor Kit – $415

Optional Mid Girt$95

Choose from:

– Walk Door Size: 5’4″ x 6’4″ or

– Roll-up Door Size: 5’9″ x 6’5″

Optional Floor Kit – $550

Optional Mid Girt$150

Choose from:

– Walk Door Size: 5’4″ x 6’4″ or

– Roll-up Door Size: 5’9″ x 6’5″

Optional Floor Kit – $770

Optional Mid Girt$175

Roll-up Door Size: 7’9 1/2″ x 6’5″

Optional Floor Kit – $1,200

Optional Mid Girt$235


Optional Floor Kits include 4″ C purlin with 3/4″ plywood

Download Manual:

Mueller does not represent these Backyard Buildings to meet any specific code or engineering criteria. These buildings are intended to be erected in geographical locations which do not require engineered loads for buildings under 400 sq. ft.

Please check local building codes before ordering.

View Backyard Buildings photo gallery.