Sheet M-202 · Material chapter B
Vinyl: honest about the budget choice — and about Georgia heat
Vinyl is PVC siding: the lowest installed cost, no painting, and a thinner margin for error in a hot climate. The grade you buy matters more than the colour you pick.
Grades, in plain terms
| Builder grade (.040 in.) | Thinnest common panel. Most prone to wavy oil-canning in heat, impact cracks, and uneven fade. Short honest service in full Atlanta sun. |
|---|---|
| Standard (.044 in.) | The reasonable minimum for a keeper house. Better rigidity and wind rating; still colour-through PVC with no paint option later. |
| Premium / insulated (.046 in.+, foam-backed) | Foam backing flattens the wall, adds modest insulation value, and resists impact. Costs approach engineered wood — compare before assuming vinyl is the cheap answer. |
How Georgia treats it
Heat softens PVC; dark colours and sun-trap walls can distort panels that were nailed too tight — vinyl must hang on its nails, not be pinned by them. Humidity does not rot vinyl, but the wall behind failed vinyl still rots quietly, because vinyl hides water well. Hail cracks aged, brittle panels rather than denting them, which is why storm chapters matter here: see storm & hail. Expect roughly 20–40 years depending on grade, exposure, and installation, with appearance — fade and chalk — usually ageing out before the panel itself fails.
Cost
Standard installed: $4.50–$7.50 per sq ft. Insulated installed: $6.50–$10.00. Tear-off, where needed, adds $1.00–$2.00. Same ledger as the cost guide.
When vinyl is the right answer
A rental, a near-term sale where the disclosure and appearance matter more than a 30-year horizon, or a shaded lot with a tight budget. When it is the wrong answer: a dark colour on an unshaded south wall, a historic district that will not approve it, or a wall with known moisture problems it would conceal.