Basic
$3.33 – $6.66 per sq ft
About 1-1/2 in. spray polyurethane foam (about R-9) with acrylic elastomeric coating in two coats

Rendering: BuildX
Spray polyurethane foam (SPF) roof system on a low-slope roof, foam plus protective elastomeric coating, priced per square foot of roof.
SPF Roof in Manchester, New Hampshire typically costs $3.92 to $7.84 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Manchester are 2.0% lower than the national average for spf roof.
National average: $4 – $8 per sq ft
$3.33 – $6.66 per sq ft
About 1-1/2 in. spray polyurethane foam (about R-9) with acrylic elastomeric coating in two coats
$3.92 – $7.84 per sq ft
About 1-1/2 in. spray foam (about R-9) with silicone elastomeric coating, granules on walk paths
$4.90 – $9.80 per sq ft
About 1-1/2 in. spray foam (about R-9) with silicone base and topcoat, granules broadcast for durability
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $1.76 – $3.53 | sq ft |
| Labor | labor | $1.37 – $2.74 | sq ft |
| Supplies & Other | supplies | $0.47 – $0.94 | sq ft |
| Equipment & Disposal | equipment | $0.31 – $0.63 | sq ft |
Depth gauge probing the foam thickness on a roof
Rendering: BuildX
Find a pro to do thisWhite elastomeric coating rolled over cured roof foam
Rendering: BuildX
Find a pro to do thisConnect with local spf roof contractors in Manchester for personalized quotes based on your specific project.