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8x12 SunShed Greenhouse 
Building Assembly Manual 

Plywood Roof - T&G Model

Toll Free 1-888-658-1658             www.outdoorlivingtoday.com          [email protected]

Page 1

Revision #2.2 

February 8, 2022

Some of the safety and usage measures you may wish to consider include: 
 
-snow load ratings vary by geographical location. If heavy or wet snowfall occurs, it is advisable to sweep 
the snow off the roof(s).  
-if the product is elevated, any structural and building code requirements are solely the customer's  
responsibility, and should be abided by.  
-in high or gusty wind conditions it is advisable to keep the structure securely grounded.  
-have a regular maintenance plan to ensure screws, doors, windows and parts are tight.  

 
 
Customer agrees to hold Outdoor Living Today Partnership and any Authorized Dealers 
free of any liability for improper installation, maintenance and repair.

Thank you for purchasing 
an 8x12 SunShed Greenhouse 
Building from Outdoor Living  
Today. Please take the time to 
identify all the parts prior to 
assembly.

Safety Points and Other Considerations 
Our products are built for use based on 
proper installation and normal residential 
use, on level ground. Please follow the  
instruction manual when building your  
shed and retain the manual for future  
maintenance purposes.

In the event of a missing or broken piece, simply call the Outdoor Living Today Customer 
Support Line @ 1-888-658-1658 within 30 days of the delivery of your purchase. It is our  
commitment to you to courier replacement parts, free of charge, within 10 business days of 
this notification. Replacement parts will not be provided free of charge after the 30 day grace 
period. 

Reversible Roof Lines

Roof Area: 

74sqft

Summary of Contents for SunShed Greenhouse 8x12

Page 1: ...iving Today Partnership and any Authorized Dealers free of any liability for improper installation maintenance and repair Thank you for purchasing an 8x12 SunShed Greenhouse Building from Outdoor Living Today Please take the time to identify all the parts prior to assembly Safety Points and Other Considerations Our products are built for use based on proper installation and normal residential use ...

Page 2: ...e on the type of foundation you will be using Concrete slab or 4 6 inches of crushed gravel with paver stones or 4x4 stringers You can find the footprint for your shed on Page 3 of your Assembly Manual If doing the assembly yourself have all the necessary tools ready to go and in working condition A list of required tools can be found after the parts list One helper is recommended to assist in cons...

Page 3: ...d of floor frame Saves money on materials easy to level and work with Gravel with Patio Paver Stones Excavate at least 6 deep and 6 wider than floor frame on each side 2 1 Cubic Yards of gravel required approximately 19 wheelbarrows 25 patio pavers 8 x 8 or larger Center patio paver stones underneath floor runners and underneath seams in floor joists Patio paver stones are widely available from mo...

Page 4: ...angle cut on both ends Soffits 2 1 2 x 3 1 2 x 68 1 4 Short Roof Side 2 1 2 x 4 1 2 x 68 1 4 Long Roof Side D Roof Section 4 5 8 x 48 x 37 1 2 Outer Plywood Roof Panels 2 5 8 x 45 1 2 x 37 1 2 Center Plywood Roof Panels 4 3 4 x 1 1 2 x 34 F R Facia Nailing Strips 12 3 4 x 3 4 x 44 1 2 Polygal Support Cleats 3 1 2 x 2 1 2 x 41 1 2 Caps for Polygal 2 1 2 x 5 1 2 x 41 1 2 Outside Caps for Polygal w n...

Page 5: ...4 2 3 4 Pull Handle Ridge Board Connector x 2 Silver Square Drive Bit Hardware Kit Provided Black Drop Latch Silver Barrel Bolt Silicon Caulking 1 1 2 Finishing Pliers 350 pcs 174 pcs 26 pcs 525 pcs 23 pcs 16 pcs 558 pcs 1 pcs Black Headed Black Headed Double Rafter Bracket x 2 2 22 2 33 Single Rafter Bracket x 4 3 22 3 33 1 42 pcs Tee Hinge x4 Silver Toll Free 1 888 658 1658 www outdoorlivingtoda...

Page 6: ...ils Brush off dirt from walls Brush off snow from roof regularly Routinely remove needles and leaves from roof Painting Staining Your cedar shed if left untreated will weather to a silvery grey colour Painting or staining your structure is highly recommended and will prolong the life of your shed You do not need to wait to paint or stain your shed the wood in your kit has been dried and can be sta...

Page 7: ... Joist Frame and 2 Floor Joists as illustrated above Position Joists equally in Floor Joist Frame Position Joists flush with framing Flush with framing 2 Use a Small Floor Joist Frame as a template to determine joist position When correctly positioned attach each Joist with 4 2 1 2 screws 2 per end You can find the Square Drive Bit for the screws in with the Hardware Kit Bag You can find the Squar...

Page 8: ...rint should be 96 wide x 136 1 2 deep 136 1 2 8 Make sure Runners are flush with outside of framing not overhanging 3 Lay out completed Floor Joist Frames as illustrated There are 3 larger and 3 smaller Frame Sections The Footprint for the floor when attached together will be 96 wide x 136 1 2 deep 4 Attach each large and small floor joist frame together with 6 2 1 2 screws per section F r o n t o...

Page 9: ...ying floor down not to bend or twist floor When in place level floor completely Foundations 9 Complete all Floor Runners 11 Position Plywood Floor pieces 6 on top of completed Floor Joists The Plywood is cut slightly smaller than floor framing and will sit slightly back from outside edge Keep plywood seams tight Hint Use a chalk line to mark location of floor joists to determine screw placement Fr...

Page 10: ...mportant If you prefer Polygal Roof Panels on left side when facing front position wall panels as illustrated above Follow general assembly directions but note opposite orientations Left Side Polygal Roof Panel Orientation Front Front Exploded view of all parts necessary to complete Wall Section Identify all parts prior to starting Toll Free 1 888 658 1658 www outdoorlivingtoday com sales outdoorl...

Page 11: ...ll sit flush with floor framing in the corners with the rear panels sandwiched between them Note Siding will overhang the floor by approx 5 8 Outside 2x3 framing of wall panel is flush with outside of floor framing when properly aligned Left Side Wall Panel Rear of Shed Bottom Wall Plate 13 Starting with Solid Wall Panels carefully lay panel face down Position and attach Wall Plate 1 1 2 x 2 1 2 x...

Page 12: ... framing flush with floor framing Rear of Shed 17 With the corner wall attachment complete position the Rear Window Wall Panel so vertical wall studs line up evenly Use a level to confirm solid and window walls are the same height Shim wall if necessary Vertical Wall Studs 18 With walls positioned correctly attach Rear Window Wall Panel to Solid Wall Panel with 5 2 1 2 screws Studs aligned evenly ...

Page 13: ...tdoorlivingtoday com Page 13 21 Front Side Wall Panel will sit flush with floor framing in corner when positioned correctly Position Right Side Double Window Wall on floor Front of Shed Wall panel will sit flush with floor framing at front of shed Side 22 Position and secure Wall Panel studs together with 3 2 1 2 screws Locate and position remaining Double Window Walls on floor ...

Page 14: ...rtical Door Jamb 1 1 2 x 3 1 8 x 73 and position flush against right wall panel stud The Jamb is 3 1 8 wide and will sit flush to outside of wall siding When positioned correctly secure Jamb using 4 2 1 2 screws Jamb sits flush with outside of siding 23 Position remaining Double Window Walls and attach as per Step 20 Toll Free 1 888 658 1658 www outdoorlivingtoday com sales outdoorlivingtoday com ...

Page 15: ...d appear higher or lower than each other your floor may not be LEVEL Please check the level of your floor You may need to make slight adjustments to level your floor before proceeding Optional Caulking seams will help prevent moisture from entering Caulking is included to complete Polygal Windows only Additional Caulking may be required 159 3 4 159 3 4 32 Advice Prior to fastening walls and instal...

Page 16: ...h to inside of wall framing 29 Locate and place Extender Wall on top of Door Header Align so 2x3 framing lines up with framing of regular walls When correctly in place secure with 3 2 1 2 screws Toll Free 1 888 658 1658 www outdoorlivingtoday com sales outdoorlivingtoday com Page 16 31 When properly positioned attach by screwing down into top wall framing with 4 2 screws Top Plates should be flush...

Page 17: ...ith 4 2 1 2 screws per piece Complete Short Side Top Plates 3 4 x 2 1 2 x 65 3 4 22 1 2 degree cut down edge 33 Position remaining Front Top Plate on wall framing and secure with 4 2 screws Front Top Plate 34 On the high wall side attach Horizontal Wall Extender Braces 3 4 x 3 1 2 x 82 3 4 48 1 2 to wall framing to further tie walls together Position 72 1 2 up from the floor or 1 2 below extender ...

Page 18: ...part of the walls approximately 27 up from the floor but offset the seams from previous braces Attach with 8 1 1 4 screws 36 Attach Horizontal Wall Extender Braces 3 4 x 3 1 2 x 30 60 to front and rear walls 1 2 below extender wall framing Complete Front and Rear walls 60 and 30 long pieces using the same alignment Fasten with 6 1 1 4 screws 27 Offset Brace Seams Front Walls Rear Walls ...

Page 19: ...orlivingtoday com sales outdoorlivingtoday com Page 19 37 Lift up Gable Wall and place on top of rear wall Gable side with 33 3 4 degree cut will be aligned on high wall side Slide Gable Wall side to side and use a straight edge to line up angled framing of gable with Top Plates and Walls There is some tolerance try for best fit on both sides Flashing to overhang wall Triangular Gable Trim attache...

Page 20: ...2 x 7 Metal Ridge Board Con 2 1 2 x 3 1 2 x 68 1 4 Soffits Important Locate all parts necessary to assemble Long and Short Rafter Sections Follow Steps 39 42 to Assemble Rafter Sections Make sure to complete on a flat level surface Please note the differences between the Long and Short Rafters Sides Long Rafter Side Toll Free 1 888 658 1658 www outdoorlivingtoday com sales outdoorlivingtoday com P...

Page 21: ...r end Measure and position interior Rafters as illustrated below When positioned correctly attach Ridge Board to remaining rafters with 2 2 screws rafter end 40 Locate 9 Rafters 2 Soffits and completed Ridge Board Lay out on level ground as shown to the right Double up Rafters as illustrated Screw doubled up Rafters together with 3 2 1 2 screws per piece Note completed rafter section will be flipp...

Page 22: ...ong Rafter Side up and place on Gable framing Make sure Metal Ridge Board Connectors of both Roof Sections are offset See Step 47 46 Slide Long Rafter Side on Gable framing so bottom of ridge board slips into Gable notch Soffit will sit approximately 1 8 away from wall as per Step 44 Bottom of Ridge Board fits in gable notch Top of Ridge Board will sit 1 2 lower than short rafter side ridge board ...

Page 23: ...ave a 1 gap from top of rafter Roof Gusset C e n t e r R a f t e r 91 wide 49 Prior to securing the Long Rafter Side make sure walls are aligned correctly Have two helpers push on both side walls at the top from the outside until side top plates are 91 apart from the inside 50 Attach all Single and Double Rafter Brackets where rafters meet Top Wall Plates inside of shed Attach with 2 1 1 4 screws ...

Page 24: ... Supports on ground first Complete remaining 11 Polygal Support Cleats 1 4 gap Further secure Cleats with 2 1 1 4 screws Important Drill pilot holes to prevent splitting Toll Free 1 888 658 1658 www outdoorlivingtoday com sales outdoorlivingtoday com Page 24 53 Identify all Roof Panels There are 4 Outside Panels and 2 Center Panels The outside panels are x 48 x 37 1 2 while the center panels are x...

Page 25: ...ngle a 2 1 2 screw from outside rafter into roof plywood Position Center Roof Panel on both doubled up rafters Outer Roof Panel 48 wide Centered and 1 4 back 2 3 4 past rafter Short Roof Side 55 Screw Panel to Rafters through with 6 1 1 4 screw Lift up and place a Long Center Roof Panel on Rafters 45 1 2 wide Center Panel evenly on double rafters 56 Position Center Plywood Roof Panel so recessed b...

Page 26: ...48 wide 58 Lift and place Outside Plywood Roof Panel 48 wide x 37 1 2 long on Polygal Roof side Position on rafters as per Step 54 Position panel so only a small gap exists at the apex of the shed Small Gap Outside Panel 48 wide x 37 1 2 long 60 Place Center Short Plywood Roof Panel on center double rafters as per Steps 55 56 59 When properly positioned attach with 6 1 1 4 screws Center Short Pane...

Page 27: ... 62 Installation of 6 Polygal Panels is next Start by removing protective plastic layer on each panel Exterior interior side of protective polygal film is printed on film be sure to note the side and install accordingly Slide panel up between rafters so it rests on Polygal Support Cleats From the inside carefully slide end of panel underneath plywood 65 Complete installation of remaining Polygal P...

Page 28: ...inishing nails 4 pieces of Bottom Skirting on left side Gap in corner Rear Skirting Front Skirting Side Bottom Skirting 67 Attach Filler Trim Tall and Short 2 5 8 x 2 1 2 x 75 2 84 to front and rear walls in each corner Attach with 6 1 1 2 finishing nails Strips are positioned flush with siding and bottom skirting Expert Advice When installing trim sort pieces according to color and pieces that ar...

Page 29: ...corner Starting with a Narrow Trim 1 2 x 2 1 2 x 2 Short Wall 79 2 Tall Wall 88 align tight underneath Soffit and Rafter Position flush with Filler Trim so Wide Trim will cap it when attached in Step 69 Use 8 1 1 2 finishing nails to secure Note that Narrow Trim will sit slightly below Bottom Skirting when correctly attached rear of shed 2 1 2 4 1 2 69 Position Wide Trim 1 2 x 4 1 2 x 2 Short Wall...

Page 30: ... getting in Bottom Skirting 72 Attach Door Hinges to Top and Bottom Dutch Door sections Top Door has trim overhanging door at bottom while bottom door has trim recessed slightly Hinges should be centered on door trim with barrel nudged to end of trim Use 2 3 4 black headed screws as shown above 73 Place Bottom Dutch Door panel into position Gap 3 8 on bottom evenly space on sides and attach hinge ...

Page 31: ...or Handle and Exterior Black Drop Latch to door Handle is positioned on top door Drop Latch on bottom door Attach Black Drop Latch as illustrated above with 2 3 4 Black Screws Note how female part of Drop Latch is positioned higher than male Do a dry run first to position Drop Latch correctly Temporarily positioned Interior Vertical Door Stop to help align Interior Barrel Bolt 2 Screws 3 4 Screw I...

Page 32: ...s Do a dry run with side facia in Step 81 before attaching 81 Attach Side Facia 3 4 x 3 1 2 x 72 to roof rafter ends There are 2 pieces per side Secure with 8 1 1 2 finishing nails per piece Side Facia will sandwich Front and Rear Facia Do a dry run with Front Rear and Side Facia to confirm correct positioning prior to attaching 79 Align and attach remaining Ridge Caps 3 1 2 wide over Double Rafte...

Page 33: ...Attach Long Front and Rear Facia 3 4 x 3 1 2 x 78 3 4 to roof plywood and Outside Ridge Cap edge with 10 1 1 2 finishing nails and 2 1 1 2 screws Use screws where Outside Ridge Cap and Facia meet Once again Line Facia up so it is aligned with rafter ends Do a dry run with Front Rear and Side Facia to confirm correct positioning prior to attaching Toll Free 1 888 658 1658 www outdoorlivingtoday com...

Page 34: ...Horizontal Narrow Wall Trim 1 2 x 2 1 2 x 8 3 4 with 4 and 2 finishing nails 86 Locate Horizontal Gable Trim 1 2 x 4 1 2 x 85 1 2 for both front and rear of shed 87 Position Horizontal Gable Trim so flush with outside edge of Wide Trim and top of Vertical Door Trim Use 8 1 1 2 finishing nails per piece to secure Complete both sides Angle cut on 1 end flush Toll Free 1 888 658 1658 www outdoorlivin...

Page 35: ...ert in cavity and screw with 6 1 1 4 Screws 90 Once Insert is attached caulk the channel gap between the Insert s outside flange and the siding Also put a bead of caulking horizontally at top of window where the flange and siding meet This additional caulking will also will reduce the chances of moisture entering into your shed 91 Position Window Trim around window doing a dry run first and attach...

Page 36: ...ustrated above with 2 1 2 screws 93 Place Short Potting Shelf against wall framing and end of long shelf framing Attach with 2 1 2 screws as per Step 92 Use a level to confirm shelving is square and level Attach leg as previously illustrated Screw to wall stud and up into the underside of the of shelf framing Complete attaching remaining long shelfs as per Steps 92 93 Toll Free 1 888 658 1658 www ...

Page 37: ...aps 3 On a flat surface flip Flower Box on it s rear face Evenly space Brackets and secure through Base Frame and into the Brackets with 2 1 1 4 screws per Bracket Position completed Flower Box beneath window trim and screw from inside of box into the center wall stud with 2 2 screws 2 screws supplied with Base Kit Parts Lists A Base Rear Front Box Frames 3pcs 3 4 x 5 1 2 x 23 B End Cap Frames 2pc...

Page 38: ...hed Note Our buildings are shipped as an unfinished product If exposed to the elements the western red cedar lumber will weather to a silvery gray color If you prefer to keep the cedar lumber looking closer to the original color we suggest that you treat the wood with a good oil base wood stain You may also wish to paint your new shed rather than stain it In both cases we recommend that you consul...

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