JOHANNEMANN & SONSGENERAL CONTRACTING · BERGEN COUNTY NJ
(201) 446-5941 Free Estimate
From the practice

Practical guides for Bergen County homeowners.

Urgent repairs, premium-material comparisons, inspection cadence, insurance documentation, and the questions we get asked most — written from the roofs, not from a keyword list.

Index

Everything we have written down.

What a Cheap Bathroom Quote Leaves Out
Latest · Bathrooms

What a Cheap Bathroom Quote Leaves Out

The waterproofing assembly, the vent duct, the permit and the contingency — the four things missing from a low bathroom estimate, and three questions that expose them.

July 15, 2026 · 8 min read
Kitchens

Kitchen Remodel Cost in Bergen County, NJ

What a kitchen remodel costs in Bergen County, NJ in 2026 — ranges by scope, the four things that actually move the number, and…

July 13, 2026 · 9 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

Roof Leak Repair

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