GJ Keller

@GJKellerAndSonsNJ

We are a family-owned operation serving Northern New Jersey since 1980 providing Roofing, Siding, Windows and Decks. We have built our reputation on honesty, integrity, reliability, professionalism and customer satisfaction.

Videos Playlists

Do I need to be home when you're working on my project?

Misc. things to consider when entering a roofing contract...

What is Mastic Vinyl Siding? (and what's good about it?)

What is Certainteed Monogram Vinyl Siding?

What is CraneBoard Vinyl Siding?

GAF System Plus Extended Warranty brochure: What’s inside?

Andersen Windows booklet: What’s inside?

What is Certainteed Cedar Impressions Vinyl Siding?

MI Vinyl Windows brochure: What’s inside? (booklet)

What's inside the GAF Residential Roofing Guide? (booklet)

GAF Solar Powered Exhaust Vent brochure: What’s inside?

GAF Camelot Shingle brochure: What’s inside? (booklet)

GAF Grand Slate Shingle brochure: What’s inside? (booklet)

What's inside the GAF Upgrade Your Roof Guide? (booklet)

For roof ventilation, is an attic fan necessary?

What's inside the GAF Timberline Shingle Guide? (booklet)

Can I observe anything about my roof from inside my attic?

What can I do about cleaning mildew on my roof?

Is It Important to Ask a Contractor for References?

Do All Contractors Have Insurance?

Should solar panels be removed before installing a new roof?

Do I Have to Remove My Old Roof Before Putting on a New One?

Why is it Important for a Contractor to Have Insurance?

Are Warranties Important on Home Improvement Work?

Can I Replace Shingles Myself Without Calling a Roofer?

Vinyl Cedar Shake Siding, Before and After (2 of 3)

How Much Does it Cost to Replace a Roof?

Vinyl Cedar Shake Siding, Before and After (1 of 3)

Vinyl Cedar Shake Siding, Before and After (3 of 3)

Vinyl Cedar Shake Siding on a Bay Window