Long Island has become one of the fastest-growing regions for commercial development, luxury residential construction, office build-outs, medical facility renovations, and high-end retail expansion. Designers, architects, developers, and contractors working in Nassau and Suffolk counties require architectural glass systems that combine durability, aesthetics, precise fabrication, and adherence to local building codes.
Lemofet Glass partners with architects, interior designers, general contractors, developers, engineers, and construction managers across Long Island to deliver commercial-grade, custom architectural glass solutions. With over 40 years of experience, we specialize in office partitions, storefront glazing, acoustic laminated walls, ADA-compliant glass doors, fire-rated glazing, railing systems, custom mirrors, and decorative specialty glass — all fabricated for modern commercial and luxury residential environments.
This Long Island–specific page includes the exact technical information trade professionals need:
✔ glass thickness standards
✔ ADA guidelines
✔ acoustic STC ratings
✔ tempered vs laminated requirements
✔ fire-rated glazing specs
✔ our Trade Program offerings
✔ complete Nassau & Suffolk neighborhood list
Why Long Island Designers & Contractors Choose Lemofet Glass
✔ Experience With Long Island’s Mixed Construction Landscape
Long Island has a wide range of building styles:
- new commercial plazas
- Class A corporate offices
- medical campuses
- luxury homes & estates
- waterfront properties
- mixed-use developments
- school & university buildings
- industrial parks
- retail corridors
- historic renovations
We fabricate and install glass systems engineered for each environment.
✔ Full Commercial Capabilities
We partner with:
- architects
- designers
- general contractors
- developers
- engineering firms
- medical practices
- corporate offices
✔ Skilled in Jobsite Logistics
We understand:
- loading docks
- elevator schedules
- tight renovation timelines
- hospital/clinic restrictions
- commercial office protocols
- waterfront environmental requirements
✔ Precision Fabrication
All glass is produced with exact measurements — ideal for high-end residential interiors and complex commercial installations.
Architectural Glass Solutions for Long Island Designers, Architects & Contractors
1. Glass Office Partitions & Commercial Wall Systems
Long Island’s business districts — Melville, Garden City, Hauppauge, Mineola, Lake Success, Riverhead, and others — continue upgrading to modern glass office interiors.
We install:
- frameless office fronts
- aluminum-framed wall systems
- sliding glass doors
- pivot, swing & barn-style glass doors
- floor-to-ceiling partitions
- acoustic laminated conference rooms
- frosted & decorative glass
- switchable privacy glass
Used in:
- medical offices
- law firms
- tech companies
- financial institutions
- marketing & creative agencies
- corporate headquarters
2. Commercial Storefront Glass & Entrances
Long Island’s retail districts — Roosevelt Field area, Huntington Village, Riverhead outlets, Long Beach Boardwalk, Garden City, Smithtown Main Street — depend on clean, strong, transparent storefront glazing.
We install:
- aluminum storefront systems
- frameless commercial entry doors
- Low-E insulated IGUs
- laminated security glass
- automatic commercial sliding doors
- oversized commercial panels
- double-door systems
- ADA-compliant hardware
3. Interior Architectural Glass
Used extensively in:
- restaurants
- medical clinics
- fitness studios
- hotels
- banks
- office lobbies
- luxury homes
- high-end residential renovations
Available in:
- low-iron glass
- clear tempered
- frosted satin etched
- bronze & gray tinted
- patterned or textured glass
- architectural decorative glass
4. Glass Railings & Balustrades
Installed in:
- luxury waterfront homes
- commercial buildings
- lobbies
- mezzanines
- staircases
- rooftop terraces
- office interiors
- high-end residences
All railing systems use laminated safety glass.
5. Custom Mirrors for Designers
Installed in:
- luxury homes
- gyms
- fitness studios
- retail dressing rooms
- restaurants
- hotels
- salons
Options:
- low-iron
- antique mirror
- LED-lit mirrors
- bronze or gray mirror
- custom shapes
- oversized full-wall mirrors
- safety-backed mirrors
⭐ Technical Specification Section for Long Island Professionals
Glass Thickness Guide for Long Island Commercial Projects
| Application | Standard Thickness | Notes |
|---|---|---|
| Office partitions | 3/8″ or 1/2″ tempered | Commercial standard |
| Conference rooms | 1/2″ tempered | Increased stiffness |
| Acoustic partitions | 9/16″ laminated | Better STC performance |
| Railings | 1/2″ laminated | Required for code |
| Oversized walls | 1/2″–3/4″ | Based on size & engineering |
Tempered vs Laminated Glass — When to Use Each
Tempered Glass
Typically used for:
- office partitions
- interior doors
- shower glass
- retail interiors
- office fronts
Laminated Glass
Used when:
- safety retention is required
- acoustic performance is needed
- high-rise application
- exterior glazing
- railing systems
- compliance with wind-load / coastal codes
Coastal regions (Long Beach, Fire Island, Hamptons) often require laminated for safety.
Acoustic Glass (STC Ratings for Long Island Offices)
- Standard tempered glass: STC 30–32
- Acoustic laminated glass: STC 34–38
- Premium assemblies: STC 40+
Used for:
- medical offices
- legal practices
- therapy centers
- financial offices
- executive suites
- conference rooms
ADA Requirements for Glass Doors in Long Island Buildings
Our doors meet all ADA standards:
- 32-inch minimum clear opening
- 34–48″ handle height
- accessible round/U-shaped handles
- low ADA thresholds
- soft-close options
- automatic door operators
Fire-Rated Glass for Long Island Projects
Installed in:
- schools
- hospitals
- medical offices
- commercial lobbies
- corridors
- public facilities
Available ratings:
- 20-minute fire-protective
- 45-minute laminated
- 60–90 minute fire-resistant
- insulated fire-rated IGUs
⭐ Long Island Trade Program for Designers, Architects & Contractors
✔ Priority Scheduling
Ideal for fast-moving development projects.
✔ Faster Quoting
Essential for time-sensitive bids.
✔ Multi-Project Discounts
Perfect for firms with recurring work.
✔ Dedicated Project Manager
One point of contact.
✔ Shop Drawings Included
CAD drawings for design coordination.
✔ Specialty Glass Access
Architectural-only materials.
✔ Guaranteed Timelines
We meet GC, DOB, and client deadlines.
✔ White-Glove Installation
Perfect for sensitive interiors.
✔ COIs for All Long Island Buildings
Required for offices, hospitals, retail, etc.
✔ Large Team Capacity
Handling multi-phase and high-volume installations.
Serving ALL Long Island Neighborhoods
NASSAU COUNTY
Garden City, Mineola, Hempstead, Westbury, Syosset, Jericho, Glen Cove, Great Neck, Manhasset, Port Washington, Valley Stream, Baldwin, Oceanside, Long Beach, Merrick, Bellmore, Freeport, Rockville Centre, East Meadow, Uniondale, Woodmere, Hewlett, Lynbrook, Malverne, Roslyn, Albertson, Farmingdale, Hicksville, Levittown, and surrounding areas.
SUFFOLK COUNTY
Huntington, Smithtown, Commack, Islip, East Islip, Bay Shore, Brentwood, Babylon, Deer Park, Patchogue, Sayville, Holbrook, Ronkonkoma, Riverhead, Stony Brook, Port Jefferson, Centereach, Selden, Farmingville, Hauppauge, Kings Park, Lindenhurst, Northport, Greenlawn, Amityville, Montauk, Southampton, East Hampton, and more.
FAQ
Q1: Do you provide shop drawings for Long Island commercial projects?
Yes — CAD drawings are included for all trade partners.
Q2: Can you handle commercial and medical facility glass installations?
Yes — Long Island has one of the largest concentrations of medical facilities in NY.
Q3: Do you install acoustic laminated glass?
Yes — ideal for clinics, conference rooms, executive suites, and confidential offices.
Q4: Do you supply fire-rated glass systems?
Yes — 20, 45, 60, and 90-minute assemblies available.
Q5: Can you work directly under GCs as a subcontractor?
Absolutely — we frequently work with Long Island general contractors.
Q6: Do you install early morning or after-hours?
Yes — often necessary for offices, medical practices, and retail stores.
Q7: Do you provide COIs?
Yes — issued to property managers, landlords, or GC teams.
Q8: Do you install glass for luxury homes?
Yes — including estates in the Hamptons, North Shore, and waterfront communities.
Q9: Can you handle multi-phase commercial jobs?
Yes — we have the manpower and logistics experience.
Q10: How fast can you quote a project?
Trade Program members get same-day pricing.
Partner With a Trusted Long Island Glazing Contractor
Designers, architects, GCs, and developers across Long Island rely on Lemofet Glass for precise fabrication, fast scheduling, code-compliant installations, and long-term commercial support.
Whether it’s a full-floor office renovation, a retail build-out, a healthcare facility upgrade, or a luxury residential project — we are the glazing partner that makes your project successful.
Contact Lemofet Glass today to discuss your next Long Island project and enroll in our Trade Program for Designers, Architects & Contractors.