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Interior & Exterior Door Repair & Adjustments

WindowFixGuru™ provides professional repair and adjustment for interior and exterior doors. From doors that stick, sag, rub, leak, or will not close properly to damaged frames, jambs, hardware, and rotten wood, we focus on repairing the existing door system whenever practical.

Our services include structural and wood repairs, door frame and jamb repair, hardware service, weatherstripping, sealing, alignment, adjustment, and replacement of damaged components.

We service windows from leading manufacturers

A mahogany double entry door with leaded glass and an arched transom
Repair & Adjustment

Complete Door Repair & Adjustment

A door problem does not always mean the door needs to be replaced. Many problems are caused by damaged wood, worn hardware, poor alignment, loose hinges, deteriorated weatherstripping, frame movement, or individual components that can be repaired or replaced.

WindowFixGuru™ services the complete door system — not only the door panel itself. We inspect the door, frame, jambs, sill and threshold areas, hinges, hardware, locking points, weatherstripping, and surrounding wood to determine what is actually causing the problem.

Depending on the condition, the solution may involve structural or wood repair, replacement of deteriorated sections, hardware repair, hinge adjustment, frame or jamb repair, weatherstripping, sealing, or realignment of the door.

Our goal is to restore proper operation and preserve the existing door system whenever it remains practical to repair.

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Services

Our Door Repair & Adjustment Services Include

  • Interior & Exterior Door Repair
  • Door Alignment & Adjustment
  • Sagging Door Adjustment
  • Sticking & Rubbing Door Repair
  • Hinge Repair & Adjustment
  • Latch & Strike Plate Alignment
  • Door Lock & Hardware Repair
  • Door Frame Repair
  • Door Jamb Repair
  • Door Sill & Threshold-Area Repair
  • Rotten Wood Door Repair
  • Rotten Door Frame Repair
  • Rotten Door Jamb Repair
  • Water-Damaged Wood Repair
  • Rotten Wood Section Replacement
  • Structural Door Component Repair
  • Door Frame & Jamb Restoration
  • Weatherstripping & Door Sealing
  • Gap & Draft Correction
  • Damaged Component Replacement
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Alignment

Door Adjustment & Alignment

Doors can gradually move out of alignment as hinges wear, frames shift, hardware loosens, or the door itself changes with age and environmental conditions. The result may be a door that becomes difficult to open or close, rubs against the frame, scrapes the floor, will not latch, or requires extra force to lock.

WindowFixGuru™ provides professional door adjustment and alignment to correct these problems whenever the existing door and frame remain serviceable.

Adjustment may involve correcting hinge position, realigning the door within the frame, adjusting latches and strike plates, correcting locking alignment, addressing uneven gaps, and making other changes needed to restore smooth operation.

A properly adjusted door should open and close smoothly, sit correctly within the frame, latch and lock reliably, and maintain appropriate contact with the weatherstripping.

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Symptoms

Common Door Problems We Solve

A door that no longer operates properly can have several possible causes. Rather than treating only the visible symptom, we evaluate the door and surrounding components to determine what needs repair or adjustment.

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Common problems include doors that won’t close or stay closed, doors that won’t lock, doors that are hard to open or close, sticking or rubbing doors, sagging or misaligned doors, and doors that scrape the floor.

We also address large or uneven gaps around doors, drafts, poor sealing, water leaking around exterior doors, damaged hinges or hardware, latch and strike alignment problems, and doors that no longer sit correctly within the frame.

A rotted wood door jamb and debris on an exterior door sill
Rotten Wood

Rotten Wood Door, Frame & Jamb Repair

Wood deterioration is a common problem around exterior doors, particularly where moisture reaches the lower sections of the door, frame, jambs, sill, threshold area, or surrounding wood.

WindowFixGuru™ repairs rotten and water-damaged door components, including rotten door frames, rotted door jambs, deteriorated sills, rotten lower door sections, damaged wood around door openings, and other localized structural wood damage.

Soft or deteriorated wood, cracking, discoloration, separation around joints, and damage near the threshold can indicate that moisture has affected the wood beneath the surface. The extent of the deterioration should be evaluated before deciding whether the door or frame needs complete replacement.

Many exterior door systems with localized wood damage can still be repaired while preserving the serviceable portions of the existing door and frame.

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How We Repair

How We Repair Rotten Door Components

Rotten wood does not automatically mean that the entire door or door frame must be replaced.

When the remaining structure is in serviceable condition, deteriorated sections can often be removed and replaced with new sound material while preserving usable portions of the existing door, jamb, frame, sill, or surrounding structure.

Depending on the location and extent of the damage, repair may involve removal of rotten material, replacement of damaged wood sections, localized structural repair, and restoration of the affected frame or jamb area.

The purpose of this service is to repair deteriorated components and restore structural integrity — not cosmetic painting, staining, or refinishing.

Frames & Sills

Door Frame, Jamb & Sill Repair

Some door problems originate in the surrounding structure rather than the door panel itself. Damaged or deteriorated frames, jambs, sills, threshold areas, and hinge mounting points can affect alignment, locking, sealing, and overall operation.

WindowFixGuru™ repairs door frames and jambs, damaged wood around door openings, deteriorated sill and threshold areas, hinge mounting locations, and water-damaged structural components when repair is practical.

Correcting these underlying problems can often restore proper door operation without replacing the entire door system.

Exterior Doors

Exterior Door Repair: Common Problems

Exterior doors are exposed to rain, temperature changes, moisture, sunlight, and repeated daily use. Over time, these conditions can affect both operation and the surrounding wood structure.

Problems may include rotten door frames or jambs, soft or deteriorated wood, water-damaged frames, rotten lower door sections, deteriorated wood around the threshold, cracked or damaged framing, and moisture-damaged wood components.

Exterior doors may also develop drafts, water leaks, uneven gaps, worn weatherstripping, alignment problems, difficult locking, or poor contact between the door and frame. Identifying whether the problem comes from adjustment, hardware, sealing, or structural deterioration helps determine the appropriate repair.

A white panel interior door with a dark knob and an uneven gap at the latch side
Interior Doors

Interior Door Repair & Adjustment

Interior doors can also develop alignment and operating problems from normal use, settling, worn hinges, loose hardware, or movement within the frame.

A door may begin sticking, rubbing against the jamb, scraping the floor, swinging open or closed on its own, failing to latch, or developing uneven gaps around the frame.

In many cases, these problems can be corrected through hinge adjustment, alignment, hardware repair, latch and strike adjustment, or localized frame repair rather than replacing the door.

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Repair First

Door Repair & Adjustments vs. Door Replacement

Complete replacement is not always necessary when a door becomes difficult to operate or when localized damage is discovered.

Doors with alignment problems, worn hardware, damaged jambs, deteriorated weatherstripping, or localized wood rot can often be repaired. Even when part of an exterior door frame or jamb has deteriorated, the damaged section may be removed and replaced while preserving the remaining serviceable structure.

WindowFixGuru™ takes a repair-first approach and evaluates whether the existing door, frame, and surrounding components can reasonably remain in service.

Complete replacement may be more appropriate when deterioration or structural damage is too extensive for a practical repair, when the overall door system is no longer serviceable, or when the customer specifically wants a new door.

Our Services

Explore Our Services to Repair, Maintain, and Improve Your Existing Windows and Doors

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Window Maintenance

Professional window maintenance keeps windows operating smoothly, prevents costly problems, improves energy efficiency, and extends the lifespan of existing systems.

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Hardware Maintenance & Replacement

Professional maintenance and replacement for door handles, locks, hinges, closers, and hardware to improve security, performance, reliability, and everyday operation.

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An old wood window with carved trim in a brick wall

Historical Window Repair & Maintenance

Specialized historical window repair preserves original character, restores proper operation, improves performance, and maintains the architectural integrity of older properties.

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A rotted wood window sill with the paint split open

Rotten Wood Repair & Replacement

Rotten wood repair restores damaged frames, sashes, sills, and trim while preserving usable components and preventing further serious structural deterioration.

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A wood front door with a full glass storm door on the porch of a house

Storm Door Repair & Maintenance

Complete storm door repair and maintenance for hinges, closers, handles, screens, alignment, and seals to restore dependable operation and lasting results.

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A large window with green tinted double pane glass looking out to trees

Low-E Glass Upgrade

Low-E glass upgrades improve insulation, reduce heat transfer, block harmful UV rays, increase comfort, and enhance year-round window energy efficiency.

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Patio Door Repair & Maintenance

Reliable patio door repair and maintenance for rollers, tracks, locks, handles, alignment, and seals to improve smooth operation and overall reliability.

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Hands patching a torn window screen

Screen Repair & Replacement

Screen repair and replacement restores airflow, visibility, and protection from insects using durable materials fitted accurately to windows and doors.

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A three story office building with glass walls reflecting trees and sky

Commercial Window Service & Repair

Commercial window service keeps business properties secure, functional, and efficient through professional repairs, maintenance, and inspections.

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Window Installation

Professional window installation ensures proper fit, sealing, operation, and energy performance while improving comfort, durability, and overall property value.

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Interior/Exterior Door Installation

Professional interior and exterior door installation with precise fitting, proper alignment, secure hardware, effective sealing, smooth operation, and attractive results.

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A new insulated glass unit on a work table, with trees reflected in the glass

Glass Replacement

Restore safety, clarity, comfort, and energy efficiency with professional service for damaged, cracked, foggy, or broken window and door glass.

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Portfolio

Our Work

Testimonials

What People Say

“Excellent”
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Questions & Answers

FAQ

Can you adjust a door that is sticking or rubbing the frame?

Yes. Sticking and rubbing can often be caused by alignment, hinge, frame, or hardware problems. We can evaluate the door and make the appropriate adjustments when conditions allow.

Can you repair a door that won’t close or lock properly?

Yes. Problems with closing or locking may result from door alignment, hinges, latches, strike plates, locks, frame movement, or other hardware. The complete door system should be evaluated to determine the cause.

Can you fix a sagging door?

In many cases, yes. Sagging may be caused by worn or loose hinges, mounting problems, frame conditions, or other alignment issues.

Can you repair gaps and drafts around an exterior door?

Yes. Depending on the cause, gaps and drafts may be corrected through adjustment, alignment, weatherstripping, sealing, or repair of damaged surrounding components.

Can you repair a rotten door frame?

Yes. Depending on the extent and location of the damage, rotten sections of a door frame can often be removed and replaced while preserving the serviceable portions of the existing frame.

Does a rotten exterior door frame need to be completely replaced?

Not necessarily. Localized wood rot can often be repaired by replacing the deteriorated sections. Complete replacement may be recommended when deterioration is too extensive for a practical repair.

Can you repair water-damaged wood around an exterior door?

Yes. We can evaluate water-damaged wood around the door, determine the extent of deterioration, and repair or replace affected sections when conditions allow.

Do you repair door jambs and sills?

Yes. WindowFixGuru™ repairs damaged and deteriorated door jambs, frames, sill and threshold areas, hinge mounting locations, and other serviceable structural components around the door.

Does a damaged door always need to be replaced?

No. Many door problems can be corrected through repair, adjustment, hardware replacement, sealing, or localized wood replacement. Complete replacement is generally considered when the overall condition makes repair impractical.

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Repair the Door. Restore Proper Operation.

Whether your door is sticking, sagging, rubbing, leaking, difficult to lock, or affected by damaged or rotten wood, WindowFixGuru™ can evaluate the complete door system and determine the most practical repair or adjustment.

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Areas We Serve

Serving 300+ Communities

We cover Nassau County, Suffolk County, Queens County, and New Jersey, plus Upstate New York and Connecticut, including all the listed areas:

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