
Composite & PVC Decks in Gray, Maine
Composite & PVC Decks for Gray homes from a family-owned Portland company. An owner measures on site and writes a fixed-price proposal.
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Composite & PVC Decks for Gray homes
Composite and PVC decking make sense at Gray's lake camps, where a board that never needs stain or sealer frees up summer weekends and holds up through a closed-up winter. Shade is the other reason. Lots under pine and oak near Little Sebago and Forest Lake stay damp, and wood decking there grays, cups and grows mildew; capped composite resists moisture and cleans with soap and water, and cellular PVC boards absorb almost none at all, which helps where a deck sits a few feet above wet ground.
Freeze-thaw and snow set the installation rules. Composite expands and contracts with temperature, so gaps and hidden-fastener spacing have to follow the manufacturer's cold-weather instructions, and joist spacing is often tighter than a wood deck needs. The frame underneath is still pressure-treated lumber, so ledger flashing and footings deserve the same care as on any deck. If the deck is your winter path to the door, check the board maker's guidance on shovels and ice melt before the first storm, since the wrong product can scratch or stain the cap and complicate a warranty claim.

How a Deck Structure Is Built
- Footing — poured below Maine’s frost line so winter heaving cannot move it
- Post — carries the beam load down to the footing
- Beam — spans between posts and carries the outer ends of the joists
- Ledger — bolted to the house framing, with flashing that diverts water away from the wall
- Joists — span from the ledger to the beam, sized and spaced to the decking and the load
- Decking — the walking surface, fastened on top with spacing for drainage

Gray housing at a glance
The Census Bureau's American Community Survey estimates about 4,440 housing units in Gray, with a median year built of 1983. Roughly 12 percent predate 1940 and about 18 percent predate 1960, so most of the town is younger than its village center suggests. Two building waves stand out in the data: about 29 percent of homes went up between 1960 and 1979, and about 27 percent in 2000 or later, the years of subdivision growth off the state routes. Close to 78 percent of units are single-family detached houses, and about 82 percent of occupied homes are owner-occupied. The survey also counts roughly 630 seasonal units, around one in seven, which fits the camps and cottages along the town's lake frontage. The older stock runs to Capes and farmhouses, such as the Freeman Farm's circa-1812 Cape with its long ell and 1830s bank barn.
Permits and design review in Gray
Building permits in Gray go through the Community Development Department at the Henry Pennell Municipal Complex, 24 Main Street. The town's residential permit application lists decks as a structure type, asks for a plot plan and building plans, and asks for a Dig Safe number from calling 811 before digging. In the Village Center and Village Center Proper zoning districts, the design standards in Section 402.8.3 of the zoning ordinance, amended in 2021, require a Design Standard Certificate before a building permit is issued for development. Land within 250 feet of a great pond falls under Maine's mandatory shoreland zoning. Confirm what applies with the code office before work starts.
Weather and exposure in Gray
Gray is inland, with a town center about 256 feet above sea level, and it gets noticeably more snow than the coast. The town is home to the National Weather Service office that forecasts for western Maine and New Hampshire, and NOAA's 1991-2020 normals for the Gray station list about 84 inches of snow a year, with December, January and February each averaging roughly 18 to 21 inches. January averages about 22 degrees with a typical low near 14, and the coldest night of an average winter falls below zero. Salt air is not a factor here. The loads on a Gray exterior are freeze-thaw cycling, deep snow sitting on roofs and decks for weeks, ice dams at cold eaves, and wind across open fields and lake coves.
Gray at a Glance
What the housing stock and local code enforcement mean for a siding, window, roofing or deck job here.
8,269
Population (ACS estimate)
Median year built: 1983
Mostly vinyl or fiber-cement siding and insulated replacement windows from recent decades.
State Building & Energy Code (MUBEC)
Enforced — population over 4,000
EPA Lead-Safe Rule (pre-1978 homes)
Applies to at least 18% of homes here
Shoreland Zoning
Applies near the water
Permits
Gray Code Enforcement Office
Codes & Permits for Composite Decks in Gray
In Gray, exterior-work permits come from the Gray Code Enforcement Office (Henry Pennell Municipal Complex, 24 Main Street, Gray, ME 04039, (207) 657-3339). With 8,269 residents, over 4,000, Gray is required to enforce the Maine Uniform Building and Energy Code (MUBEC).
- Maine's adopted 2021 IRC (R507.2.2) requires plastic composite deck boards, stair treads, guards, and handrails to comply with ASTM D7032, and (R507.2.2.1) to be labeled with the allowable load and maximum allowable span determined under ASTM D7032 — meaning composite span limits come from the product's own ASTM D7032 listing/manufacturer data rather than the standard wood joist-span tables, and are often shorter, requiring closer joist spacing than an equivalent wood board. up.codes
- Composite decking installation must follow both the code and the manufacturer's instructions (R507.2.2.5), so a given product's specific fastening pattern and joist spacing should be pulled from its ICC-ES evaluation report or manufacturer install guide, not assumed from a generic wood-deck spec. up.codes
- Maine's Shoreland Zoning Act creates a regulated shoreland zone extending 250 feet (horizontal distance) from the normal high-water line of any great pond, river, or coastal wetland, and 75 feet from certain streams; the Act's stated purposes include protecting buildings and land from flooding/erosion and controlling water pollution, and it governs deck and other structure setbacks and the expansion of nonconforming structures within that zone (specific setback/expansion rules are set at the municipal-ordinance level under the state's model guidelines). maine.gov
- By Maine law (25 M.R.S. §2373), 'the code must be enforced in a municipality that has more than 4,000 residents' (per the most recent federal census); municipalities at or below that population are not required to adopt/enforce MUBEC but may opt in locally, per the state's own program page: 'All municipalities with a population greater than 4,000 are required, by statute, to enforce the MUBEC. Municipalities with a population under 4,000 may choose to enforce the MUBEC.' mainelegislature.org
How Cardinal Exteriors Handles Composite Decks in Gray
- Maine's adopted deck code (R507.2.4) requires a corrosion-resistant ledger flashing at least 0.019 inch thick, or an approved nonmetallic equivalent — every ledger-attached deck we build in Gray gets it.
- Footings on a composite and PVC decks job in Gray are sized to the load and set below the local frost line, per Maine's adopted residential code, not a guess at depth.
- Because Gray has coastal, lake or river frontage, Maine's Mandatory Shoreland Zoning Act may apply to work close to the water, which can affect setbacks on a rebuild.
- With 8,269 residents, Gray is over Maine's 4,000-resident line, so the town enforces the statewide Uniform Building and Energy Code (MUBEC) on top of its own permit process.
- Anything that needs a permit for composite and PVC decks goes through the Gray Code Enforcement Office.
A Cape-style home along Lawrence Road in Gray.
Street View © Google
What composite and PVC decks involves
Composite and PVC decking do not need staining, do not splinter, and resist rot, which is why they have become the default for new decks in Maine. Composite boards blend wood fiber and plastic under a protective cap; PVC boards are all synthetic and lighter. The North Deering farmhouse on this site got a rebuilt deck with AZEK composite decking. The framing underneath is still wood, so it is built to last as long as the boards on top.
- Layout, size and board color are chosen with the owner at the estimate visit.
- Footings and framing are built to code, with joist spacing that suits the board manufacturer's span rules.
- Joist tape or flashing protects the tops of joists and the ledger.
- Boards go down with hidden fasteners or color-matched screws and the expansion gaps the product requires.
- Matching railings, stair treads, fascia and landings finish the deck.
Signs it is time
- You are done staining and sealing a wood deck every year or two
- The deck is in shade or near water where wood stays damp
- You want a deck that stays barefoot-friendly with no splinters
What affects the price of composite and PVC decks
- Composite versus PVC, and the product line
- Deck size, height and shape
- Railing system and stairs
- Hidden-fastener versus face-screw installation
- Footing and framing conditions
Every job is priced from a free on-site visit. Typical ranges for the trade are on our deck building page, and the details of this service are on the composite and PVC decks overview.
For a deeper walkthrough of materials, code details and photos, see our full Composite & PVC Decks: What Changes From Pressure-Treated Lumber guide.
More in Gray and nearby
Back to the Gray exterior services overview, or see every town on our service areas page.
Other exterior work in Gray
- Deck Replacement in Gray
- Siding Replacement in Gray
- Vinyl Siding Installation in Gray
- James Hardie Fiber Cement Siding in Gray
- Cedar Siding & Shingles in Gray
- Window Replacement in Gray
- Bay & Picture Windows in Gray
- Roof Replacement in Gray
- Asphalt Shingle Roofing in Gray
- Metal Roofing in Gray
- Deck Building in Gray
Get a free composite and PVC decks estimate in Gray
Tell us about the house and what you want changed. One of the owners will call to set up a visit, measure, and write a fixed-price proposal. No pressure, no obligation.
Need it today?Call Mike (207) 408-5388
or Bob at (207) 252-0759
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