DeckMath
Fiberon · New Hampshire · 2026-Q1 retail

Fiberon Deck Cost in New Hampshire

A Fiberon deck in New Hampshire costs $46-$116/sqft installed with the state's 1.22× labor multiplier (Northeast). Fiberon (Fortune Brands company) makes 3 main lines: Paramount (entry PVC), Promenade (mid composite), Sanctuary (premium capped composite). Strong value across all tiers — typically prices 5-10% under Trex equivalents. New Hampshire labor 1.22× national. Frost depth 48″.

1.22× labor$81/sqft medianFrost 48snow climate30-yr lifespan
$/sqft low
$46
Fiberon Paramount
$/sqft median
$81
Fiberon Promenade
$/sqft high
$116
Fiberon Concordia
Frost depth
48″
footing depth required

Fiberon cost by deck size in New Hampshire

Mid-tier Fiberon (Fiberon Promenade) at New Hampshire's 1.22× labor multiplier — ~$59/sqft installed.

Size
Low (entry)
Median (mid)
High (luxury)
10×12 (120 sqft)
$5,520
$7,080
$9,960
12×16 (192 sqft)
$8,832
$11,328
$15,936
16×20 (320 sqft)
$14,720
$18,880
$26,560
20×24 (480 sqft)
$22,080
$28,320
$39,840

Cost ranges include materials + labor + standard railing. Excludes permit ($320 baseline + 1.2% of project value), demolition (if replacing), and footings for 48″ frost depth.

Fiberon product lines in New Hampshire

Fiberon installed cost ranges from $38/sqft (Paramount on PT framing) to $95/sqft (Sanctuary Cinnabar on premium railing). Sanctuary is the highest-rated composite in independent durability tests — multiply by your state labor multiplier.

Fiberon Paramount
$46/sqft
Entry PVC · $38 national × 1.22× New Hampshire labor
Fiberon Promenade
$59/sqft
Mid composite · $48 national × 1.22× New Hampshire labor
Fiberon Sanctuary
$71/sqft
Premium composite · $58 national × 1.22× New Hampshire labor
Fiberon Concordia
$83/sqft
Luxury composite · $68 national × 1.22× New Hampshire labor

New Hampshire-specific notes

Labor multiplier
1.22×
Northeast region labor pricing applied to all installed costs.
Frost depth
48″
Footings must extend below frost line per IRC R403.1.4.
Climate
snow
Freeze-thaw favors PVC over composite where budget allows.
Top metros
Manchester · Nashua · Concord
Major metros driving installer availability + pricing pressure.
Permit fee
$240-$592
NH permits $200-340.
Warranty
50-yr stain + structural on Sanctuary
50-yr stain + structural on Sanctuary, 30-yr on Promenade, 25-yr on Paramount

Get a precise Fiberon quote for New Hampshire

Open the Fiberon Deck Calculator with NH pre-selected to dial in your exact size, board line, and railing choices.

FAQ — Fiberon in New Hampshire

How much does a Fiberon deck cost in New Hampshire?

In New Hampshire, Fiberon decking costs $46-$116/sqft installed (national $38-$95/sqft × New Hampshire's 1.22× labor multiplier). A typical 16×20 (320 sqft) Fiberon deck lands around $25,920. Mid-tier Fiberon Promenade runs about $18,880 for the same scope.

Which Fiberon line is best for New Hampshire's climate?

New Hampshire's freeze-thaw cycles favor PVC over composite where budget allows. Fiberon Sanctuary works well in snow regions when properly fastened with the right expansion gap.

What's the permit fee for a Fiberon deck in New Hampshire?

New Hampshire permit fees typically run $240-$592 depending on jurisdiction and project value — most calculators use max(regional baseline $320, 1.2% of project value). NH permits $200-340.

How deep do footings need to be for a Fiberon deck in New Hampshire?

New Hampshire's frost depth is approximately 48″. Fiberon doesn't change the footing requirement — that's IRC R403.1.4-driven by frost line. Use Sonotube 12-14″ to handle the deep footings. Verify with your local building department since AHJs sometimes require deeper depths than the state-published value.

Is Fiberon worth the money in New Hampshire?

Fiberon vs PT pine over 25 years in New Hampshire: PT pine = ~$37/sqft installed + ~$3/sqft/yr maintenance (stain/seal annually) = $113/sqft total. Fiberon mid-tier = $59/sqft installed + $0 maintenance = $59/sqft total. Fiberon typically wins the 25-yr TCO comparison by 20-40%, plus better resale value.

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