Start with conditions, not a product
Large newer homes with long duct runs and multiple zones are prone to leakage and humidity imbalance that a single filter change won't solve.
Build a complete scope
- What is actually driving the symptom
- How floors, finishes, and landscaping get protected
- Material compatibility across a larger floor plan
- Permits, testing, and cleanup
- Warranty terms and the change-order process
Johns Creek context
Johns Creek is dominated by planned neighborhoods, larger late-20th-century homes, and premium newer construction. Rolling wooded lots, red-clay soils, humid summers, intense storms, and high household demand shape mechanical and remodeling plans.