© Suncast Corporation Keystone Garage Assembly Manual 14x24 Garage Kit ships as shown Toll Free: 866.768.
AMISH ORIGINAL KEYSTONE 14x24 GARAGE Steep A-Frame Roof Shingles (Supplied by Customer) 1/2” OSB Sheathing 24’ 2x4 Sill Plate wide Optional Vented Cupola with Copper Roof specifications Fancy Dentil Molding 4 Window Keystone Trim Pieces Four Sets of Vinyl Shutters Four Large 30x36 Aluminum Slider Windows (with screens) Four Vinyl Flower Boxes Real Lock Set Black Antique Hinges Insulated Raised Panel Double House Doors (Doors can be placed on either end or the front) (if purchased without floor)
Keystone Garage Assembly Manual revised 10/25/06 Please read through the entire manual before starting! Note: It is very important that you have a solid, level site for the garden building. If the structure is being used as a garage for automobiles or other heavy items, the unit must be assembled on a concrete pad.
Hardware & Fasteners The following fasteners are included with your kit. However, you will find the assembly process to proceed much faster when using air powered tools and fasteners. When replacing hand fasteners with air powered fasteners, always use a fastener equivalent. Note: The universal name for nail thickness is penny, abbreviated d. If you wish to purchase additional nails at your local supplier, use this terminology to find the appropriate nails.
Note: It is important to position 4 joists at end wall underneath overhead garage door location - overhead door can be positioned on either end wall.
© Suncast Corporation Optional Floor Assembly If you did not purchase the optional floor, please proceed to page 8. See drawings on previous page for correct layout. Step 1: Cut open floor kit, cut metal bands, and remove top plywood sheet as shown.
Step 2: Layout six 8’ pressure treated 2”x4” floor plates, square joists at one end, and mark off for floor joists at 12” on center as shown. Step 3: Layout floor as shown. Note: See attached drawing for correct layout. Step 4: Attach short floor joists to long floor joists using using 6d 2” nail and OSB pcs, keeping all pieces flush at top. Step 5: Attach floor joists together at appropriate measurements using two 12d 3” nails per joist Step 6: Attach outside bandboard joists together as shown.
Bottom Wall Plate Layout for Units without floor Note: If you purchased the optional floor, please proceed to back wall layout and assembly page. Step 10: Cut open large package and remove packing materials repeating step 1. Step 11: Remove top layer of 4’x8’ OSB roof sheeting and place to the side. Note: Unpack kit all the way down to layer 5. Step 12: Remove next layer of kit and set aside.
Step 16: Layout 6’ pressure treated bottom plates as shown. See step 17 Step 17: Mark and cut bottom plates to fit. Step 18: It is recommended to put a layer of clear silicone sealer under bottom plates. Step 19: Make sure bottom plate layout is square. It is square when diagonal measurements are equal. Step 20: Fasten bottom plates to surface using concrete screws, tapcons, or fastener equivalent. © Suncast Corporation Bottom plate layout is complete.
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Back Wall Layout & Assembly See drawings on previous page for correct wall layout. Step 21: Layout top and bottom wall plates (top wall plate is a double 2x4 plate), square ends, measure and mark at 16” on center as shown. Step 22: Layout 84”-2”x4” wall studs and fasten to top and bottom plates at marks using two 12d 3” nails per stud as shown. Note: It is very important to align top of studs flush with top of wall plate.
Step 23: Remove six 4’x90” siding sheets and layout on wall as shown. Step 24: Start siding with overlap Step 25: Siding edge should center on wall stud. Fasten siding to at corner with 1/2” overhang at walls using 7d 2-1/4” galvanized nails spaced 8” apart. end of wall. Step 26: Install next siding piece as shown, keeping groove reveal consistent with standard openings on sheet. Repeat to end of wall. Step 27: Mark and cut off excess siding as shown.
The window and door headers are comprised of extra strong 2x4 and plywood materials and require assembly. Please refer to the instructions below to assemble all headers for this unit. H1: Layout two 2x4s H2: Place plywood strip between 2x4s, align all and one plywood edges, and fasten together using 2-1/2” galvanized strip. 12d nails. © Suncast Corporation H3: Install header upright keeping 2x4 edge flush with wall studs as shown. Repeat these steps for each window and door header.
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Front Wall Layout & Assembly See drawings on previous page for correct wall layout. Step 31: Layout top and bottom wall plates as shown. Step 32: Mark off wall using measurements shown in drawing. Step 33: Use square to mark top and bottom plates. Step 34: Layout wall studs aligning studs with marks on wall plates.
-3/4”x4’ 4’x90” 1’x90” Step 35: Nail wall together using 12d 3” nails as shown. Siding Measurements: 2 - 1’x90”, 4 - 4’x90” 2 - 16-3/4”x4’ (for top of door) One Nail Here 3/4” Reveal 1/2” Reveal Step 36: Begin with 4’x90” siding pieces on either side of door, keeping 1/2” away from edge of 2x4. Nail 4’x90” across top only and only one nail at bottom doorway corner of siding piece. Note: Left side of door should have siding underlap. Note: Right side of door should have siding overlap.
Step 39: Take remaining 16-3/4”x4’ door header siding, mark piece, cut siding piece to fit using mark and install as shown. Step 41: Lift and set wall repeating steps from back wall. Fasten wall bottom plate to floor and siding to floor repeating step 30. Step 40: Install remaining siding pieces. Step 42: Use extra wall stud to brace wall to floor as shown (make sure wall is plumb before fastening).
End Wall Layout No Windows Note: Gable end walls can be framed one of four ways, depending on unit configuration. Double check unit configuration prior to framing end wall. All drawings are configured to be viewed from exterior of building. If end wall is for left gable wall, left side of drawing is adjacent to back of unit. If end wall is for right gable wall, left side of drawing is adjacent to front of unit.
End Wall Layout One Window Configuration #2 Page 18
End Wall Layout Two Windows Configuration #3 Page 19
Optional Garage Door Layout Configuration #4 Page 20
Side Wall Layout & Assembly Note: This wall can be used for either the right or left side wall. See drawings on previous pages for correct wall layout. Step 43: Layout wall repeating steps on front and back walls, using the measurements shown in drawings. Note: All measurements should be taken from edge of front wall stud, do not measure from edge of siding. Step 44: Set wall, align with front and back wall, and fasten to floors and adjoining walls as shown.
Sidewall Siding Installation Step 45: Make a mark at both ends of wall even with bottom of siding and snap a line. Hammer 4 nails spaced approximately 2’ apart on line. Do not hammer nails all the way in, keep out - 3/4”. Step 46: Layout three 4’x90”siding sheets and one 20”x90” sheet as shown. Flush with front wall stud Step 47: Install 4’x90” sheet of siding by resting it on nails along bottom.
Two end rafters have one gusset Step 50: First assemble two end rafters by fastening one rafter gusset to rafters using twelve 6d nails as shown. Assemble remaining rafters by fastening a rafter gusset to each side of rafter as shown. Front & Back Soffit Installation Step 51: Measure down 3-1/2” from top of wall and snap a line as shown. Step 52: Install 1-1/2”x2-1/2”x8’ soffit strip, aligning bottom of strip with top of line as shown.
Step 53: First soffit piece should pass end of wall stud 1/2” as shown (to ensure soffit piece is flush with edge of siding after gable siding is installed). Step 54: Install remaining soffit pieces until reaching last piece. Step 55: Mark last soffit piece and cut so soffit piece is flush with edge of gable wall siding as shown. Step 56: Front soffit is complete, repeat previous steps on back wall.
Gable Siding Installation Step 58: Mark siding 8” from top of wall on both ends of gable wall and snap a line as shown. Step 59: Starting with overlap at front, layout gable siding pieces as shown. Note: There is a left and right for end gable siding pieces. Front piece for left gable wall is 15” wide. Step 60: Install first gable siding piece, keeping piece aligned at ends and with chalk lines as shown. Note: Siding grooves should also align with grooves on lower wall.
Window Opening Cutout Step 63: Put a nail in each corner of window (4 total) and out through siding. Step 64: Use nails to snap 4 lines to mark window outline. Step 65: Use a skill saw to cut out window opening. Note: Remove nails before cutting out opening. 2”x4” Fascia Installation Step 66: Overhang 8’ 2”x4” approximately 18” beyond edge of building, align board with front edge of soffit and fasten every 8” as shown. Step 67: Install remaining 2”x4” fascia boards as shown.
Rafter Layout Page 27
Front & Back Wall Alignment Step 68: Sight and straighten front and back walls using the wall brace as shown. Fasten brace to floor to keep wall straight. Note: Braces can be removed after roof sheeting has been installed. Rafter Installation Step 69: Mark off fascia board every 16” from edge of end rafter as shown. Step 70: Insert rafter behind fascia board and rest rafter on wall at birds mouth cutout as shown. Step 71: Pull rafter tight against fascia board and fasten as shown.
Step 72: Install remaining rafters repeating previous steps, fasten soffit board into rafters as shown. OSB Roof Sheeting Installation Step 73: Layout three full sheets Step 74: Install first full sheet of OSB keeping sheet centered on rafof OSB roof material for first row. ters and resting against 2”x4” fascia board. Step 75: Fasten roof sheet to rafter using 7d 2-1/4” nail every 8” as shown. © Suncast Corporation Step 76: Before fastening top of OSB sheeting mark every 16”.
Step 77: Fasten OSB to rafters making sure rafters are spaced evenly at 16” on center. Step 78: Install remaining OSB pieces and repeat on back side. Note: Make sure to stagger OSB joints to maximize roof strength. Step 79: Paint building desired color (paint purchased separately). Note: Trim pieces included are primed white, you can paint the trim a different color to suit your taste. It is easiest to paint trim prior to installing.
Gable Overhang Assembly & Installation p 2 Step 82: Gable overhang ready for installation. Align flush with OSB roof sheet. Fit tight against 2x4 fascia. Align at peak. Fasten into end rafter. Fasten through 2”x4” fascia board. Step 83: Install front gable overhang as shown using 3” 12d nails.
Toenail front and back together. Step 84: Repeat previous steps on back gable overhang and on opposite gable wall. Fascia Trim Installation Step 85: Cut 2”x4” fascia flush at edge. Step 87: Overhang first fascia trim piece approximately 8”, align with OSB sheeting using a square, and fasten into 2”x4” using galvanized trim nails. Step 86: Layout 8’ primed fascia trim pieces.
Step 89: Front section complete, repeat on back wall. Step 90: Align angled fascia piece at center of peak and with top of OSB sheeting and fasten to overhang end rafter. Step 91: Trace smaller fascia end piece, cut to fit, and install as shown. Step 92: Repeat previous steps on back section, aligning angled cut pieces at center.
Painted plywood Step 93: Install bottom of gable overhang, keeping painted side down as shown. Step 94: Caulk at peak where painted plywood sections meet. Step 95: Mark overhanging front fascia piece and cut flush with end fascia as shown.
Door Trim Installation Step 96: Layout door trim pieces as shown. Door Trim Material List: 2 - 3-1/2”x73-1/2” 5/8 plywood 1 - 3-1/2”x78-3/4” 5/8 plywood 2 - 1”x4”x73-1/2” painted trim 1 - 1”x4”x78-3/4” painted trim 1 - 1”x3”x81” painted trim Step 97: Make a mark 3/4” above door header at both ends of door opening. Step 98: Fasten unpainted door trim strip aligning with edge of siding and with mark. Step 99: Install painted trim piece on top of strip keeping all edges flush as shown.
Corner Trim Installation 77-1/4” 80” Step 104: Layout corner trim pieces as shown. Step 105: Install 80” corner trim piece on front using 2” trim nails as shown. Step 106: Install 77-1/4” corner trim piece on side as shown. Repeat on all four corners. Dentil Molding Installation Step 107: Install dentil molding from left to right using 2” trim nails as shown. Note: You will need to cut the final piece to fit.
Window & Window Trim Installation Step 108: Install windows as shown using 1” pan head screws. It is strongly recommended to seal behind window flanges with clear silicone caulk. Step 109: Layout window trim pieces as shown. Material List: 2 - 37-5/8” 1x3 side pieces 1 - 30-7/8 short point 1x3 bottom 1 - 30-7/8” short point 1x4 top Step 110: First install side window trim keeping flush with window at top and bottom. Fasten trim with 2” trim nails.
Keystone Trim Installation Step 113: Measure and find center of top trim piece and install keystone trim piece as shown. Note: Larger keystone trim piece belongs above large opening. Installation of Window Shutters Step 114: Install window shutters using 1-1/2” red screws as shown. Note: Shutters can be painted to suit your taste. Gable Vent Installation Step 115: Install wooden gable vents using trim nails as shown. Note: Vents should be slanted towards ground.
Flower Box Assembly & Installation Fasteners Used for Flower Box & Installation: Galvanized Trim Nails Step 116: Layout flower box pieces as shown. Step 118: Attach bottom of flower box to back and side. Step 117: Attach back of flower box to side using galvanized trim nails as shown. Note: Make sure to keep edges flush. Step 119: Continue previous steps for remaining pieces. Step 120: Fasten decorative top trim pieces as shown. Paint flower boxes desired color before installing.
Door Installation Step 122: Layout doors putting door with latch hole cutout on the right. Step 123: Starting with left door, install doors keeping door tight against side and 1/4” reveal at top. Use 2” black hinge screws as shown. Step 124: Install opposite door repeating previous steps as shown. Note: It is important to keep the reveal at top of door consistent the whole way across top of door. Step 125: Mark location of interior door latch by tapping latch into top and bottom headers as shown.
Ramp Assembly & Installation Step 130: Layout ramp pieces and make sure edges are precisely straight as shown. Step 128: Layout 6’ treated ramp pieces as shown Note: If you did not purchase the optional floor, the ramp is not included. Step 129: Find center of only one 2x4 treated ramp piece and cut in half for ramp bottom brace. Step 131: Measure in 12” from each end as shown. Step 132: Fasten cut bottom braces to bottom of ramp using 16p 3” nails as shown.
Continued... 134: Cut out a 1-1/2”x1-1/2” notch in both ends of ramp as shown. 135: Install ramp as shown. Drip Edge Installation Step 136: Install drip edge using 1” roofing nails as shown.
Rafter Tie Installation Step 137: Use remaining wall studs as rafter ties. Install rafter ties with 12d 3-1/2” nails as shown. Note: Space rafter ties evenly throughout building. Hurricane Clip Installation Step 138: Install hurricane clips on each rafter as shown. Flower Hook Installation Step 139: Install flower pot hooks where desired using black screws.
Door Stop Installation Step 140: Install door stop on both doors as © Suncast Corporation page 44
Optional Garage Door Layout & Assembly See engineered drawings on previous page 20 for proper layout. Step G1: Prior to assembling end wall, find center of wall and cutout a 4-1/2”x9’ opening for diamond plate insertion. Install diamond plate in this opening. Step G2: Frame and install garage door end wall repeating previous steps. Step G3: Cutout bottom plate at garage door opening. Step G4: Layout siding as shown. Step G5: Snap a line even with top of front and back wall.
Step G6: Install siding, keeping top of siding flush with line snapped on previous step. Step G7: Cutout overhead door opening using a skill saw or router. Step G8: Install gable roof siding after installing end rafter repeating steps from opposite gable wall. Cut out excess siding at top of door opening. Step G9: Install trim filler strips at border of overhead door opening as shown.
G10: Repeat on opposite side of door. Step G11: Install inside filler trim strips as shown. Step G12: Install overhead door exterior trim pieces as shown.
Fr on t Optional Cupola Installation Step 1: Take 2 scrap wood pieces Step 2: Measure from end of building, approximately 24” long and fasten tightly find center of roof and mark. together with one screw, so boards pivot when applying pressure. Step 3: Straddle the roof with each board, making sure each board is flat against the roof. Mark boards with pencil for cutting template. Note: Mark front and back board. Step 4: Find center of cupola and mark lightly with pencil.
Congratulations... ... your Keystone Garage is now ready for shingle application. Note: Follow shingle manufacturer’s application recommendations.
