JOHANNEMANN & SONSROOFING · EXTERIORS · CONSTRUCTION
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From the practice

Practical guides for Bergen County homeowners.

Urgent repairs, premium-material comparisons, inspection cadence, winter damage, costs, permits and additions, and the questions we get asked most — written from the job, not from a keyword list.

Index

Everything we have written down.

New pressure-treated deck joists laid out beside a white-sided house
Latest · Decks

Do you need a permit to build or repair a deck in New Jersey?

Repairs in kind, joists and posts included, need no permit since 2021. A new or fully rebuilt deck needs one, and usually zoning approval first.

October 21, 2026 · 8 min read
Kitchens

Do you need a permit to remodel a kitchen?

What needs no permit, what is minor work you can start on notice, and what needs a full permit first, with the code sections cited.

October 19, 2026 · 8 min read
Additions

Building an addition in Bergen County

The zoning check, when you need a variance, who draws the plans, the permit clock and the certificate, with the law cited.

October 16, 2026 · 9 min read
Siding

Can you replace just one section of siding?

Compare a localized repair, one side of the house and wider work, with a printable scope worksheet.

October 12, 2026 · 6 min read
Gutters

Gutters still overflow after cleaning?

Map where water spills, use a printable observation sheet, and ask the right questions before choosing a repair or upgrade.

October 11, 2026 · 6 min read
Windows & doors

Window condensation: where is the moisture?

Inside, outside or between sealed panes: use an observation card to work out what to ask before a window assessment.

October 10, 2026 · 6 min read
Roofing Services

Can You Replace a Roof in Winter in New Jersey?

Yes, if the roofer works to the cold-weather rules: shingles kept warm, a dry deck, and hand-sealing until spring. What changes in winter and what to ask.

October 3, 2026 · 7 min read
Roofing Services

Do You Need a Permit to Replace a Roof in NJ?

Re-roofing a detached house in New Jersey needs no permit; new sheathing, townhouse roofs and structural work do. What the state code says, with sources.

September 30, 2026 · 7 min read
Roof Replacement

Roof Replacement Cost in Bergen County

What a new roof costs in Bergen County, NJ: per-square-foot ranges by material, whole-roof totals by house size, and what moves the price.

September 27, 2026 · 9 min read
Roofing Services

Ice Dams in Bergen County

Why ice dams form on Bergen County roofs, which houses get them, what to do when water comes in, and the fixes that stop them for good.

September 26, 2026 · 7 min read
Roof Repair

Skylight Leaks & Replacement

Why skylights leak, how to tell whether yours needs re-flashing or replacement, what it costs in Bergen County, and why skylight…

July 11, 2026 · 6 min read
Gutter Services

Gutter Guards & Seasonal Care

Why Bergen County's tree-canopy streets are hard on gutters, whether gutter guards are worth it, and the seasonal care that…

July 9, 2026 · 6 min read
Siding Services

One Exterior Envelope

Why Bergen County homeowners coordinate roof, siding, windows, and gutters as one exterior envelope — the cost savings, cleaner…

July 7, 2026 · 7 min read
Roof Inspections

When to Get a Roof Inspection

When a Bergen County homeowner should schedule a roof inspection — before buying or selling, after heavy weather, annually — and…

July 5, 2026 · 6 min read
The Practice

Choosing a Roofing Contractor

The 10 questions that separate a real Bergen County roofing contractor from a door-knocking outfit — license, insurance, material…

July 3, 2026 · 8 min read
Window Replacement

Window Replacement Cost

What window replacement costs in Bergen County, NJ in 2026 — per-window and whole-home ranges for wood, casement, bay, and…

June 29, 2026 · 7 min read
Standing Seam Metal

Standing Seam vs Exposed-Fastener

The difference between standing seam and exposed-fastener metal roofing — why concealed fasteners last decades longer, and which…

June 27, 2026 · 6 min read
Roofing Services

How Long Does a Roof Last?

How long each roofing material lasts in New Jersey's climate — asphalt, cedar, slate, copper, standing seam metal — and the signs…

June 25, 2026 · 6 min read
Roof Repair

Why Roofs Leak: Seven Sources

The 7 most common roof leak sources on Bergen County homes — chimney flashing, valleys, skylights, and more — plus what each repair…

June 23, 2026 · 8 min read
Cedar Shake Roofing

Cedar Shake vs Asphalt Shingle

Cedar shake or asphalt shingle for a Bergen County Colonial or Cape Cod? Compare cost, lifespan, maintenance, fire rating, and curb…

June 21, 2026 · 7 min read
Window Repair

Pre-War Window Restoration

Why the original wood double-hung sash on a Ridgewood or Bergen County Tudor is usually worth restoring, not replacing with vinyl…

June 19, 2026 · 8 min read
Gutter Services

Copper Gutters

What copper gutters cost in Bergen County, NJ, how long they last (60-100 years), and why the estates of Ridgewood, Upper Saddle…

June 17, 2026 · 7 min read
Slate Roofing

Slate Restoration vs Replacement

Should you restore or replace your Bergen County slate roof? When restoration extends a Tudor's roof 15-25 years vs when full slate…

June 15, 2026 · 10 min read
Standing Seam Metal Roofing

Metal Roof Cost in Bergen County, NJ

What does a metal roof cost in Bergen County, NJ in 2026? Per-square-foot ranges for copper, zinc, aluminum & standing seam steel.

June 10, 2026 · 11 min read
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