South Whitehall's Highest-Rated Vinyl Siding Pros, by Google
10 vinyl siding installers earned a spot on this South Whitehall page by Google rating, not by a state file this site doesn't have enough of yet. Wind risk reads Relatively High and hail risk reads Relatively Low for the county around South Whitehall, exactly the two stresses a panel's ASTM rating is supposed to answer.
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30° / 76°Fnormal January and July mean temperatures
What South Whitehall's climate asks of a vinyl panel
South Whitehall's July mean of 76°F is well below what a dark vinyl panel can reach in direct sun, which is part of why manufacturers warn about nearby heat sources.
January's 30°F mean, on the other end, is cold enough that a crew has to widen fastening clearances to keep panels from cracking.
Data: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991-2020 (annual/seasonal and monthly, by station) (1991-2020), from the nearest NOAA station 5.5 mi away.
Wind and hail risk near South Whitehall
Lehigh County carries a Relatively Low hail rating and a Relatively High wind rating on FEMA's National Risk Index.
Around South Whitehall, hail typically dents vinyl before it cracks it; wind tests the fastening pattern and the panel's locking design more than the raw material.
- Strong wind
- Relatively High
- Hail
- Relatively Low
- Hurricane
- Relatively Moderate
- Wildfire
- Very Low
Data: FEMA, National Risk Index for Natural Hazards - County-level table, v1.20 (v1.20, December 2025).
10 top-rated vinyl siding installers in and near South Whitehall
A single five-star review counts for less here than a few hundred reviews averaging 4.8, since the order below blends the star count with how many people left one. Nothing about that order checks a license, so ask to see one yourself before you sign.
Heimbach Brothers
Siding contractor
- Google rating
- Reviews
- 122
- Area
- Emmaus 18049
Home Genius Exteriors
Siding contractor
- Google rating
- Reviews
- 151
- Area
- Allentown 18103
East Coast Roofing Systems
Siding contractor
- Google rating
- Reviews
- 59
- Area
- Emmaus 18049
Tom Adams Windows & Carpets
Siding contractor
- Google rating
- Reviews
- 288
- Area
- Whitehall Township 18052
Builders & Management Plus, LLC
Siding contractor
- Google rating
- Reviews
- 51
- Area
- Allentown 18109
Green Eco Solutions
Siding contractor
- Google rating
- Reviews
- 693
- Area
- Allentown 18103
Mitri Brothers General Contractors & Roofing
Siding contractor
- Google rating
- Reviews
- 77
- Area
- Allentown 18103
J.O.N. Construction, Inc.
Siding contractor
- Google rating
- Reviews
- 24
- Area
- Allentown 18106
Whitaker Roofing & Siding
Siding contractor
- Google rating
- Reviews
- 61
- Area
- Allentown 18104
Eltz Home Improvements
Siding contractor
- Google rating
- Reviews
- 33
- Area
- Allentown 18103
Before you sign, ask about the panel itself
- What thickness, in mils, is this panel, and does it carry an independent ASTM D3679 certification listing?
- Is this standard vinyl or insulated vinyl, and if insulated, what R-value is certified under ASTM D7793?
- What wind-load rating is the product certified for, in miles per hour, and how does that compare to {county}'s wind risk?
- Will the installer leave the manufacturer's specified expansion gap at trim, corners and openings, or nail tight?
- If the color is a dark shade, is it separately certified for color retention?
- Does any wall face reflected sunlight from a neighboring low-E window, and has that been accounted for in the material choice?