Framing
Lumber forms the posts, rails, door frame and other structural members in the plan.
Materials guide
Understand the main material groups, common specifications, and how plan quantities translate into purchases.

The five groups
Use these groups to understand a plan. They are categories, not a project-specific bill of materials.
Lumber forms the posts, rails, door frame and other structural members in the plan.
Exterior-rated mesh encloses the catio while keeping sightlines and airflow open.
Roof panels help cover the enclosure from sun and weather.
Exterior screws, hinges, latches and brackets connect moving and fixed parts.
Pavers, anchors and exterior finishes depend on the site and material choices.
Purchase translation
Each line separates what the plan requires from the packaged quantity suggested for purchase.
| Material | Specification | Required quantity | Suggested purchase | How it was calculated |
|---|---|---|---|---|
| Material name | Plan data | Required value + unit | Package count + unit + spec | Waste rule + rounding |
| Purchase quantity unavailable A matching package specification is needed before we can suggest what to buy. | ||||
Deterministic table shell. No example quantity, package count, or price is presented as project fact.

Practical preparation
Material photography supports category recognition. Your plan remains the authority for required quantities.
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