Asphalt Shingle Roofing for Homes Around Trenton

How do three-tab shingles differ from architectural ones?

Three-tab shingles are a single flat layer cut into three tabs; architectural shingles bond two layers for a thicker, dimensional look. The thicker type generally resists wind and wear better and costs more. Which one suits your house depends on the budget and how long you plan to stay.

Most houses built in the 1950s and 1960s in the area were first roofed in the flat type. When those roofs are replaced, the architectural type is what most roofers now quote by default.

Ask the roofer to name the product line in the contract. A shingle described only as "architectural" can mean very different quality levels.

Why does ventilation matter for a shingle roof?

A shingle roof needs air moving through the attic. Without it, summer heat bakes the shingles from below and winter warmth melts snow unevenly, feeding ice dams. Intake at the eaves and exhaust at the ridge keep the deck dry and extend the roof's life.

On shallow-attic houses like many from the 1950s, the airflow can be poor from the day they were built. A re-roof is the cheapest time to correct it, because the decking and edges are open anyway.

The page on attic and roof ventilation explains the parts and how to tell whether a new roof will be breathing properly.

Can shingles be installed in cold weather?

They can, but cold makes the sealant strips slow to bond, so shingles may lift in wind before they seal. Roofers manage this by hand-sealing tabs, choosing installation days carefully and using the correct nailing pattern. In midwinter, repairs are usually fine and a full re-roof may be better postponed.

Shingles rely on heat from the sun to activate the adhesive. In a Trenton-area winter that heat may not arrive for weeks. A roofer who installs in the cold should say how the tabs will be secured.

If a leak forces the issue, a temporary fix can hold until spring weather allows the full job. The emergency roof repair page explains how temporary covers are used.

How do I know whether my shingle roof has years left?

Look for the pattern of wear rather than a single flaw. Even granule loss, curling across the whole slope and cracking mean the covering is aging out. A few damaged spots on an otherwise even roof are a repair. A roofer's inspection should give a written opinion on remaining life.

Age is a clue but not a verdict. A roof on a shaded slope may wear differently from one in full sun, and the quality of the original install matters as much as the calendar.

If you are weighing repair against replacement, read the roof replacement page and ask the roofer to explain the reasoning in writing.

What should a shingle quote spell out besides the shingles?

A solid quote names the shingle product, the underlayment, the eave waterproofing, the drip edge, the flashing at every joint, the vent boots, the ridge cap and the cleanup. Anything left off a short quote is usually something you pay for later or go without, so ask for each item by name.

Two quotes can both say "new shingle roof" and cover very different amounts of work. One may replace every piece of flashing and install a self-adhering layer along the eaves, while another reuses old metal and relies on sealant. The cheaper total is not cheaper if it leaves out the parts that stop leaks.

Manufacturers publish installation instructions covering nailing patterns, starter strips and ventilation, and a careful roofer follows them because a shortcut can weaken the roof's resistance to wind. It is reasonable to ask whether the job will be done to the maker's instructions and to ask how any workmanship terms are written down. This line cannot state a warranty on a roofer's behalf, and the written quote is where such terms belong.

Also ask about disposal, the protection of shrubs and siding, and what happens if rain interrupts the work. A roof that is stripped and left open overnight needs a plan for covering it, and a good roofer will describe that plan without being asked twice.