A freestanding pergola can sit near a house without becoming a wall-mounted structure. The important planning question is what happens in the space between them: doors must open, windows need attention, and both structures remain accessible. Treat that gap as part of the project rather than as leftover space after selecting the largest kit that fits.
Draw the house edge accurately
Mark doors, opening windows, downpipes, vents, outdoor taps and existing lights on a plan of the proposed footprint. Include projecting sills and door handles. A flat line labelled “house” hides the very objects that can interfere with a post or beam.
Open the doors and windows you use in daily life and mark their movement. Check the route with furniture in place, including a chair pulled away from the table. The useful position of the frame is the one that works when the patio is being used, not only when it is empty.
Reserve access before choosing the final position
| House feature | Space to consider |
|---|---|
| Window or glazed door | Opening movement and a practical way to clean the glass. |
| Downpipe or drain access | A route for inspection and maintenance without moving permanent furniture or dismantling the pergola. |
| Vent or external equipment | The clearances required by that equipment's own instructions and the relevant professional. |
| Outdoor light or tap | Reach, operation and replacement access after posts and side elements are installed. |
Do not assume a gap is a sealed connection
The Australian POWER+ page presents a freestanding layout, while the custom enquiry page also discusses freestanding arrangements near a wall. Neither a close position nor a narrow gap establishes a weatherproof junction with the building. If a continuous dry transition is essential, make that an explicit design requirement for the relevant professionals before ordering.
This guide does not specify a universal distance from the house or a method for joining the roof to it. Required clearances, local approvals, ground conditions and maintenance access depend on the actual property and equipment. A gap that looks neat in a photograph may be impractical to service.
Keep separate water paths visible
Show the existing house drainage on the same plan as the proposed pergola. Identify where water already lands or flows during ordinary rain and share those observations with the installer. Do not assume that the pergola can receive roof runoff from the house or that the gap can simply be filled without changing how the two structures behave.
For example, moving a proposed rear post slightly on a sketch might improve access to a downpipe, but that change still needs to fit the confirmed pergola design. Resolve the conflict through the supplier's layout review rather than relocating a structural post during assembly.
Test the position at full scale
Mark the proposed footprint on the patio with removable tape, keeping it clear of normal walking routes. Walk from indoors to the table, garden and tap. Photograph the marks with doors open. Use the results to agree the final layout and to identify site checks needed before any foundation or fixing work begins.