Sunset Pergola Kits assembly
Every screw is in the box except the ones that hold it to the ground.
That is deliberate and reasonable, since what you anchor into might be a concrete patio, a wooden deck or bare earth, and no single anchor suits all three. It is also the item people discover on the afternoon they were planning to finish.
First, work out which Sunset pergola you have
Two different products carry this name and they are not the same build. One is an open-rafter shade pergola made from extruded vinyl colored all the way through, with heavy aluminum inserts inside every weight-bearing member: the posts, the box beams and the rafters. The other, sold as Southern Comfort, is a stained wood pergola fitted with polycarbonate roof panels and flashing so that it sheds rain rather than just filtering sun.
The difference matters before you start. The shade version is a freestanding structure you set out, square up and anchor. The watertight version attaches to the house, using an attachment system designed to work against a wall, on top of shingles, or under the soffit, with self-starting lag screws and the drill bits supplied. It also has to be set with a specified fall away from the building, in the region of three to five inches, so water runs off rather than back toward the wall.
So the honest first question is which box is on your driveway. If it is the wood and polycarbonate version, the critical work is at the house junction and the slope. If it is the vinyl and aluminum version, the critical work is squaring the posts and anchoring them.
What it actually takes
Manufacturer estimates. Both lines assume two people and neither includes preparing the base.
| Model | Time | People |
|---|---|---|
| Vinyl and aluminum kit, standard sizeTheir own figure, for a reasonable skill level. | 1 day | 2 |
| Vinyl and aluminum kit, larger sizesMore posts, more beams, more squaring. | up to 2 days | 2 |
| Southern Comfort watertight kitAttachment to the house plus glazing and flashing. | 1 day | 2 |
| Setting and squaring post positionsNothing is pre-drilled to a fixed position. | 1 to 2 hours | 2 |
| Sourcing and fitting the anchorsDepends entirely on your base. Not supplied. | 1 to 3 hours | 2 |
| Preparing a base, if you need oneSlab, footings or deck framing all come first. | separate project | 2 |
The one day estimate assumes a finished base and the right anchors already on site. Both of those are yours to arrange.
What goes wrong, specifically
The anchoring hardware is the one thing not in the kit
All the hardware and stainless steel screws needed to assemble the pergola are included, with one stated exception: the hardware for securing the posts to a base. Their reasoning is sound, because the correct anchor depends on whether you are going into concrete, a wooden deck or the ground, and they cannot know which. The practical effect is that the fasteners carrying the entire structure are the ones you have to specify and buy yourself, ideally after deciding what the base is, and well before the day you assemble.
The wind warranty depends on an optional part
The lifetime warranty covering damage caused by high winds applies when the pergola is correctly installed with optional hurricane brackets. Optional is doing a lot of work in that sentence: the brackets are a choice at the point of purchase and a condition at the point of claim. If you are anywhere that gets serious wind, treat them as part of the kit rather than an upgrade, and fit them as specified.
Post positions are yours to decide, and that includes getting it square
These kits are deliberately not pre-drilled to fixed post positions. Posts can sit anywhere from flush with the beam ends to about thirty-six inches in, so you can set the overhang you want. That flexibility is genuinely useful and it transfers the responsibility for a square, evenly spaced layout to you. Measure diagonals, not just sides, before anything is fixed down, because on a structure this size a small error at the base is very visible at the rafter ends.
Their own tool list includes a saw and a drill extension
Worth reading before you start, since it tells you what kind of job this is. Alongside a level, tape measure and ladder, they list a drill with a six inch extension and common bits, and a circular or miter saw. The extension is there because you are driving fasteners deep inside box beams where a normal driver will not reach, and hunting for one halfway through the build is a wasted afternoon.
On the watertight version, the fall is a specification
The Southern Comfort kits call for roughly three to five inches of fall away from the house so water runs off. That is not a rule of thumb to eyeball, it is the difference between a roof that drains and a roof that sends rain back against your siding. Set it with a level and a tape at the point where the attachment goes on, because it is fixed by the height of the house-side attachment and cannot be adjusted once the glazing is on.
Component pricing means your kit is specific to you
Pricing is based on the actual components, the number and size of posts, beams, rafters and shade purlins, and custom sizes are fabricated the same way rather than being priced as a premium. The upside is you get the pergola you want at a rational price. The consequence is that your kit is not a standard model number, so parts, labeling and layout are specific to your order. Keep the parts list and the color-coded labels with the instructions, and do not throw out packaging until it is finished.
Before assembly day
Confirm which product you have, vinyl and aluminum shade or the watertight wood and polycarbonate version, because the two have different critical steps.
Decide what the posts are anchoring into, then buy the correct fasteners for that material. This is the one part of the kit you are responsible for supplying.
If wind is a factor where you live, order the hurricane brackets with the kit, since the wind warranty is written around them.
Have the base finished and cured. The one day estimate assumes you are anchoring into something that is already there and ready.
Check the tool list against your own, particularly the drill extension and a circular or miter saw.
For the watertight version, work out the attachment height at the house so you achieve the specified fall away from the wall before anything is fixed.
Who this is really for
Somebody who wants a substantial pergola sized to their own patio rather than to a boxed standard size, and who likes that the price follows the components rather than a custom surcharge. The flexible post placement is a real advantage on an existing patio where the posts have to miss something.
The vinyl over aluminum construction suits people who do not want to be refinishing lumber every few years, since the color runs through the material and the structural work is done by the metal inside. The watertight version suits somebody who wants usable space in the rain rather than filtered shade, and who accepts that it involves fastening to the house.
Both reward a careful layout and a properly considered anchor. Neither is a difficult build, and both are the kind of build where the mistakes are made in the first hour and discovered in the last.
What an installer does
- Establishes which kit and configuration you have and reads the layout before anything is placed.
- Specifies and supplies the correct anchoring hardware for your particular base, which the kit does not include.
- Sets and squares the post positions to give the overhang you want, checking diagonals rather than sides alone.
- Fits hurricane brackets where wind exposure or the warranty makes them appropriate.
- On watertight kits, sets the house attachment to achieve the specified fall and installs the glazing and flashing so the junction sheds water.
- Brings the tools their own list calls for, including a drill extension for the box beams and a saw.
- Leaves the parts list, labels and instructions together, which matters more than usual on a made-to-order kit.
Get it built by someone who has built one before.
Tell us your ZIP and what you bought. Installers near you will quote you directly, and you deal with them, not with us.
Questions people ask
What hardware is not included with a Sunset pergola kit?
The hardware for anchoring the posts to your base. Everything else needed to assemble the pergola, including the stainless steel screws, is supplied. The anchoring fasteners are excluded because the right choice depends on whether you are fastening into concrete, a deck or the ground, so you need to source them once you know what the base is.
How long does a Sunset pergola take to install?
They estimate one day with a helper for a typical size, and possibly two days for larger pergolas, depending on skill level. That assumes the base is already finished and the correct anchors are on site.
Is the wind warranty automatic?
No. The lifetime warranty against damage caused by high winds applies when the pergola is correctly installed with the optional hurricane brackets. If wind matters where you are, order the brackets with the kit and fit them as specified rather than treating them as an extra.
Are there different types of Sunset pergola?
Yes, and it is worth knowing which you have. One line is an open-rafter shade pergola built from extruded vinyl over aluminum inserts. The other, Southern Comfort, is a stained wood pergola with polycarbonate roof panels and flashing that attaches to the house and sheds rain. The materials, the attachment and the critical steps differ.
What tools do I need?
Their list is a level, a measuring tape, a ladder, a drill with a six inch extension plus common bits and drivers, and a circular or miter saw. The drill extension is the one people do not own, and it is needed to reach fasteners inside the box beams.
How much slope does the watertight version need?
The Southern Comfort kits specify roughly three to five inches of fall away from the house so run-off drains away from the building. That is set by the height of the house-side attachment, so it has to be right before the glazing goes on.
Installers.org is not affiliated with, endorsed by, or sponsored by Sunset Pergola Kits. Sunset Pergola Kits and Southern Comfort are trademarks of their respective owners, referred to here only to describe the assembly services that independent installers on this directory provide.