Hollow Metal Doors
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Professional Hollow Metal Door Installation for Commercial, Industrial, and Institutional Buildings
R&S Overhead Garage Door, Inc. has provided professional hollow metal door installation across the East Bay for over 60 years. Our skilled Expert Technicians install industry-standard doors from Mesker and Republic. We ensure every installation for commercial, industrial, or institutional projects meets all applicable building codes.
We offer hollow metal doors in various gauges and embossed panel styles to suit any facility. R&S also supplies contractor packages for independent installation. Our team is available 24/7 for new setups or urgent repairs, responding quickly to keep your property secure and compliant.
Hollow Metal Doors We Carry in San Leandro, CA
R&S Overhead Garage Door, Inc. stocks a comprehensive range of Mesker and Republic hollow metal doors and frames for commercial, industrial, and institutional applications throughout San Leandro and the East Bay.
- Factory prepped to receive hardware and vision panels.
- Available in 16 GA or 18 GA.
- Welded or knock down door frames
- Gray primer coat paint.
- You install or use our experienced installers.
- Quick Delivery for Most Common Flush Door Sizes.
- Constructed with honeycomb core, urethane foam core, vertical steel stiffened core; flush or stile and rail.
Mesker Door
Mesker Door offers a complete line of hollow metal doors in face sheet gauges ranging from 20 to 14. We have our doors manufactured from cold rolled steel or galvanized steel. Moreover, we have them insulated as standard with fully bonded, durable polystyrene cores (urethane, honeycomb and fiberboard are also available).
The door line consists of the standard N Series (non handed door), Six-Panel, Steel Stiffened, Wood grain, 14 Gauge and Bullet Resistant. Undoubtedly, the combined durability and economy of these doors make them an outstanding choice for all of your hollow metal needs.
N Series
- CLOSER REINFORCEMENT: We furnish every one of our N Series doors with a closer reinforcement box.
- EXTRA LONG LIFE: The key to the N-Series sag resistance is the extra long 3/16 hinge reinforcement.
- YOUR CHOICE OF FOUR CORES: Polystyrene, Honeycomb, Urethane, and Fiberboard.
- LOCK REINFORCEMENT: We can prepare the N Series Door for Govt. 161 cylindrical locks with a 2 3/4 backset (ANSI A115.2 lock front), or a Govt. 86 mortise lock with a 2 3/4 backset (ANSI A115.1 lock front.) We can also prep our N Series Doors for sectional trim, panic and electric devices.
- HEMMED EDGE: The hemmed edge of the N Series door offers an extra smooth transition between faces.
- UNIVERSAL HANDING: N Series Doors fit both right and left hand openings, due to the double hole pattern and reversible filler plate
Republic Doors and Frames
Republic also offers a complete line of standard and specialty hollow metal doors to fit your architectural needs.
Standard and specialty
- All Republic doors are available in 20, 18, 16, & 14 gauge cold rolled and galvanized steel.
- Another key point, all doors come with a 3/4″ cell honeycomb core as standard, providing every door with a smoother, flatter, and stronger door.
- Republic honeycomb doors are available in a complete range of fire ratings (20 minute up to 3 hours) and are certified under both Underwriters Laboratories and Warnock Hersey/ITS.
- We have these manufactured from stretcher level quality steel and thoroughly cleaned and phosphatized inside and out, offering excellent corrosion resistance and paint adhesion.
Optional Door Cores
- Polystyrene (Solid Core) – 1 lb density expanded polystyrene per ASTM 578 U-Factor of .13
- Polyurethane (Solid Core) – 2 lf density polyurethane per ASTM C591 U-Factor of .10
- Steel Stiffened – Vertical hat shaped stiffeners of 20, 18, and 16 gauge with mineral wool or fiberglass batting between stiffeners. Welded a maximum of 6″ apart and on 5″ centers.
- Temperature Rise/Mineral Fiberboard – Mineral fiberboard capable of withstanding a maximum of 250° temperature rise in 30 minutes. U-Factor of .26.
DM Series Full Flush Doors
Republic´s DM series doors are available in 18 or 20-gauge cold rolled steel or galvanized (A60) steel. Republic´s “McKenzie Edge” lock edge is continuously lap seam welded and planished, providing a near seamless appearance – SDI levels 1 and 2 – Physical performance level A.
Features:
- Markedly, 1 3/4″ (44.4) full flush design, rated for light to extra heavy-duty use
- Another key point, 3/4″ (19) cell honeycomb core 100% bonded to skins to provide exceptional strength and flatness
- Altogether, hinge edge is non-beveled and reinforced with a full height 16 gauge steel channel projection welded at a maximum of 5″ on center with an additional 9 gauge reinforcement plate at each hinge location, providing more than 3/16″ (5) of total reinforcement
- 16 gauge flush top and inverted bottom channels projection welded to both skins every 2 1/2″ on center
- Moreover, doors are prepared for 4 1/2″ standard or heavy weight, full mortise template hinges
- Non-handed design (square lock edge)
- They also come standard with 1 1/2 hour mylar Underwriters Laboratories fire label
- Doors are then thoroughly cleaned, phosphatized, and primed with a coat of force cured rust inhibiting primer that meets and/or exceeds the requirements of ANSI A250.10 (120 hour continuous salt spray test per ASTM B117 and 240 hour continuous humidity test per ASTM D4585)
- Finally, doors are individually packaged and fully plastic wrapped to prevent damage
Available Options:
- 14 gauge closer reinforcement (standard option)
- 12 gauge closer reinforcement
- A60 galvanized steel
- Finish paint (Republic standard and custom colors)
- Standard cylindrical or mortised lock hardware
DL Series Full Flush Doors
Republic´s DM series doors are available in 18 or 20 gauge cold rolled steel or galvanized (A60) steel. Republic´s “McKenzie Edge” lock edge is continuously lap seam welded and planished, providing a near seamless appearance – SDI levels 1 and 2 – Physical performance level A.
Features:
- Markedly, 1 3/4″ (44.4) full flush design, rated for light to extra heavy-duty use
- Another key point, 3/4″ (19) cell honeycomb core 100% bonded to skins to provide exceptional strength and flatness
- Altogether, hinge edge is non-beveled and reinforced with a full height 16 gauge steel channel projection welded at a maximum of 5″ on center with an additional 9 gauge reinforcement plate at each hinge location, providing more than 3/16″ (5) of total reinforcement
- 16 gauge flush top and inverted bottom channels projection welded to both skins every 2 1/2″ on center
- In addition, doors are prepared for 4 1/2″ standard or heavy weight, full mortise template hinges
- Non-handed design (square lock edge)
- They also come standard with 1 ½ hour mylar Underwriters Laboratories fire label
- Doors are then thoroughly cleaned, phosphatized, and primed with a coat of force cured rust inhibiting primer that meets and/or exceeds the requirements of ANSI A250.10 (120 hour continuous salt spray test per ASTM B117 and 240 hour continuous humidity test per ASTM D4585)
- Finally, doors are individually packaged and fully plastic wrapped to prevent damage
Available Options:
- 14 gauge closer reinforcement (standard option)
- 12 gauge closer reinforcement
- A60 galvanized.
- Finish paint (Republich Standard and custom)
- Standard cylindrical or mortised lock hardware
DE Series Full Flush Doors
Republic’s DE series doors are available in 14, 16, 18, and 20 gauge cold rolled steel or galvanized (A60) steel. Face sheets are subsequently continuously projection welded to hinge and lock channels on 5″ centers. SDI Levels 1, 2, 3 and 4 – Physical performance level A, B, C, D.
Features:
- Markedly, 1 3/4″ (44.4) full flush design, rated for light to extra heavy-duty use 
¾” (19) cell honeycomb core 100% bonded to skins to provide exceptional strength and flatness
- Altogether, hinge edge is non-beveled and reinforced with a full height 10 gauge steel channel projection welded at a maximum of 5″ on center 
16 gauge flush top and inverted bottom channels projection welded to both skins every 2½” on center
- Lock edge is non-beveled and reinforced with a continuous 14 gauge channel, mortised and cylindrical lock reinforcements are integral 14 gauge reinforcements
- In addition, doors are prepared for 4½” standard or heavy weight, full mortise template hinges
- Non-handed design (square lock edge)
- Doors are then thoroughly cleaned, phosphatized, and primed with a coat of force cured rust inhibiting primer that meets and/or exceeds the requirements of ANSI A250.10 (120 hour continuous salt spray test per ASTM B117 and 240 hour continuous humidity test per ASTM D4585)
- Finally, doors are individually packaged and fully plastic wrapped to prevent damage
Available Options:
- 14 gauge closer reinforcement (standard option)
- 12 gauge closer reinforcement
- A60 galvanized, G90 galvanized, or textured wood-grain or leather-grain steel
- Continuously welded seamless design or filled seamless design
- Lock edge beveled 1/8″ in 2″
- Polystyrene, mineral fiberboard, and polyurethane solid cores
- 20, 18, or 16 gauge vertical steel stiffeners (20 gauge standard)
- Sizes available: Minimum 1″0″ (305) x 1″0″ (305), Maximum 5″0″ (1524) x 10″0″ (3048)
- Also available, finish paint (Republic standard and custom colors)
DL Series Embossed Panel Doors
Commercial Steel Door Performance with Decorative Panel Designs. Republic offers a wide variety of embossed panel insulated doors such as our traditional 6-panel design, 8′ 6-panel design with elongated panels, 2-panel colonial design, 4 panel, and 8 panel designs. Doors are available in 18, and 20 gauge cold rolled steel or galvanized (A60) steel. Face sheets are subsequently continuously projection welded to hinge and lock channels on 5″ centers. SDI Levels 2 and 3 – Physical performance level A.
Features:
- Markedly, 1 3/4″ (44.4) design, rated for light to extra heavy-duty use
- Polystyrene core (1 pound density) 100% bonded to skins to provide exceptional insulation, strength, and flatness
- Altogether, hinge edge is non-beveled and reinforced with a full height 16 gauge steel channel projection welded at a maximum of 5″ on center with an additional 9 gauge reinforcement plate at each hinge location, providing more than 3/16″ (5) of total reinforcement 
16 gauge flush top and inverted bottom channels projection welded to both skins every 2 1/2″ on center
- Another key point, lock edge is non-beveled and reinforced with a continuous 16 gauge channel, mortised and cylindrical lock reinforcements are integral 16 gauge reinforcements
- Also, doors are prepared for 4 1/2″ standard or heavy weight, full mortise template hinges
- Non-handed design (square lock edge)
- They also come standard with 1 1/2 hour Mylar Underwriters Laboratories fire label
- Doors are then thoroughly cleaned, phosphatized, and primed with a coat of force cured rust inhibiting primer that meets and/or exceeds the requirements of ANSI A250.10 (120 hour continuous salt spray test per ASTM B117 and 240 hour continuous humidity test per ASTM D4585)
- Additionally, doors are individually packaged and fully plastic wrapped to prevent damage
Available Options:
- 14 gauge closer reinforcement (standard option)
- 12 gauge closer reinforcement
- A60 galvanized, or textured wood-grain (wood grain embossed are available as prime painted only – factory stain not available)
- Continuously welded seamless design or filled seamless design
- Lock edge beveled 1/8″ in 2″
- Sizes available: Minimum 2′6″ x 6′8″, Maximum 3′8″ x 7′2″ (20 gauge available in 3070 or smaller only) 
4″ hinges (square edge only)
- Half glass light kits (limited sizes available)
- Finish paint (Republic standard and custom colors)
DM and DL Series UNIFIT™ Replacement Doors
Republic′s Unifit™ series doors are available in 16, 18, and 20-gauge cold rolled steel or galvanized (A60) steel. Republic face sheets are subsequently continuously projection welded to hinge channels on 5″ centers. SDI Levels 2 and 3 – Physical performance level A.
Features:
- Markedly, 1 3/4″ (44.4) full flush design, rated for light to extra heavy-duty use
- Another key point, 3/4″ (19) cell honeycomb core 100% bonded to skins to provide exceptional strength and flatness
- Altogether, hinge edge is non-beveled and reinforced with a full height 10 gauge steel channel projection welded at a maximum of 5″ on center. Hinge channel depth is set at .190 and can be used for heavy or standard weight hinges 
16 gauge flush top and inverted bottom channels projection welded to both skins every 2 1/2″ on center
- Furthermore, lock edge is non-beveled and reinforced with a continuous 16 gauge channel (DL series), mortised and cylindrical lock reinforcements are integral 16 gauge reinforcements
- Non-handed design (square lock edge)
- We thoroughly clean doors are also have them phosphatized, and primed with a coat of force cured rust inhibiting primer that meets and/or exceeds the requirements of ANSI A250.10 (120 hour
- Additionally, continuous salt spray test per ASTM B117 and 240 hour continuous humidity test per ASTM D4585)
- In order to prevent damage, we individually package doors and fully plastic wrap
Available Options:
- 14 gauge closer reinforcement (standard option)
- 12 gauge closer reinforcement
- A60 galvanized, G90 galvanized, or textured wood-grain
- Polystyrene, mineral fiberboard, and polyurethane core
- 20, 18, or 16 gauge vertical steel stiffeners (20 gauge standard)
- Sizes available: Minimum 1′0″ (305) x 1′0″ (305), Maximum 5′0″ (1524) x 10′0″ (3048)
Why Professional Hollow Metal Door Installation Matters for San Leandro Facilities
Hollow metal doors offer unmatched durability and economy for industrial and commercial use. Improper installation leads to code violations, security gaps, and fire safety risks. Professional service ensures every door is correctly gauged and fitted to meet strict building codes for your specific application.
Selecting fire-rated or insulated doors requires expert knowledge of SDI performance levels and hardware compatibility. Our Expert Technicians assess your facility to recommend the ideal Mesker or Republic door series. We ensure every installation meets the highest standards for long-term commercial performance and total code compliance.
Common Commercial Door Problems Hollow Metal Doors Solve
-
Building Code Non-Compliance
- Substandard doors fail to meet applicable building codes for commercial and institutional construction. -
Security Vulnerabilities
- Lightweight or hollow core doors lack the impact resistance and security commercial facilities demand. -
Fire Safety Risks
- Non-rated doors fail to provide the fire protection required by code for commercial and institutional buildings. -
Corrosion and Structural Wear
- Poorly constructed doors deteriorate quickly in high-traffic commercial and industrial environments. -
Hardware Incompatibility
- Doors not factory prepped for hardware create costly field modifications and installation delays.
Complete Commercial Door and Garage Door Services in San Leandro, CA
R&S Overhead Garage Door, Inc. delivers comprehensive commercial door and garage door services across San Leandro and the East Bay, backed by our skilled garage door technicians with decades of hands-on experience serving commercial, industrial, and institutional facilities throughout the region.
Reliable 24/7 Emergency Garage Door Services Available Throughout the East Bay
Commercial door issues don’t follow a business schedule. R&S Overhead Garage Door, Inc. provides 24/7 commercial door services across San Leandro and the East Bay, with skilled, expert Technicians ready to respond fast and restore reliable access to your facility any time it’s needed.
How Our Hollow Metal Door Installation Process Works in San Leandro
We keep every hollow metal door installation straightforward, transparent, and focused on delivering a compliant, secure commercial door solution that performs reliably from day one.
24/7 Emergency & Support Service
Call us anytime, day or night. Our team is available 24/7 to service your commercial door needs and send a technician to evaluate your opening dimensions, building code requirements, and performance needs.
Product Selection & Recommendation
Our skilled garage door technicians assess your facility and recommend the right Mesker or Republic hollow metal door series based on your gauge requirement, fire rating, core type, and hardware compatibility needs.
Clear Estimate
We walk you through the full scope of work and provide a straightforward upfront estimate so you can approve the installation with complete confidence and no unexpected costs.
Professional Installation
Our technicians install your hollow metal doors and frames using quality hardware and proven methods, ensuring correct fitting, frame alignment, hardware prep, and compliance with all applicable building codes.
Performance Testing & Sign-Off
Every installation ends with a full inspection covering door operation, hardware function, frame alignment, and fire rating integrity, confirming your hollow metal doors meet building code requirements and perform correctly.
Benefits of Choosing R&S Overhead Door for Hollow Metal Doors in San Leandro, CA
When it comes to hollow metal doors, the right gauge, core, and professional installation determine how well your commercial facility’s doors perform under daily heavy use and code inspection. R&S Overhead Garage Door, Inc. brings 60+ years of experience and a commitment to getting every installation right the first time.
Why Choose Our Garage Door Company in San Leandro, CA
Commercial and institutional facilities across San Leandro and the East Bay rely on R&S Overhead Garage Door, Inc. for professional hollow metal door installation, experienced technicians, and commercial door solutions that meet every building code requirement.
60+ Years of Industry Experience
R&S has served the Bay Area since 1963, bringing deep industry knowledge and field-tested expertise to every commercial hollow metal door installation, replacement, and frame project we take on across the East Bay.
Skilled Trained Technicians
Every installation is completed by skilled, expert, and experienced Technicians, giving you full confidence that your hollow metal doors and frames are installed correctly and to code on every visit.
24/7 Emergency Availability
Our team is available around the clock to handle urgent commercial door needs, respond to access failures, and ensure your facility stays secure and operational without unnecessary delays or disruptions.
Trusted Brands and Quality Parts
We carry Mesker Door and Republic Doors and Frames, two industry-leading hollow metal door manufacturers offering cold rolled and galvanized steel doors in gauges from 14 to 20 with full fire rating options.
Honest, Transparent Service
We provide clear product recommendations, upfront estimates, and straightforward guidance on every project. No unnecessary upsells, just honest commercial door expertise you can rely on.
Backed by Reliable Warranties
Our hollow metal door installations are backed by manufacturer warranties from Mesker and Republic plus our own workmanship warranties, giving you complete confidence in every commercial door solution we deliver.
What Our San Leandro Customers Say About Our Commercial Door Services
Commercial and institutional facilities throughout San Leandro and the East Bay trust R&S Overhead Garage Door, Inc. for professional hollow metal door installation, quality Mesker and Republic products, and results that deliver lasting commercial door performance.
Looking for Hollow Metal Doors Near Me in San Leandro, CA?
If you’ve been searching for hollow metal doors near me in San Leandro, R&S Overhead Garage Door, Inc. is the local team built for the job.
Get Expert Hollow Metal Door Installation in San Leandro Today
Our team is ready to help with any hollow metal door need, from new installations and model selection to replacements and contractor package supply. Call us today for fast, professional support.
Frequently Asked Questions
What hollow metal doors do you carry in San Leandro, CA?
We carry Mesker and Republic hollow metal doors in gauges from 14 to 20, including full flush, embossed panel, steel stiffened, wood grain, bullet resistant, and UNIFIT replacement models for commercial and institutional applications throughout San Leandro and the East Bay.
What is the difference between Mesker and Republic hollow metal doors?
Mesker offers gauges from 14 to 20 with models including bullet resistant and wood grain styles. Republic specializes in full flush and embossed panel doors with UL fire ratings from 20 minutes to 3 hours and SDI performance levels 1 through 4.
Do you carry fire-rated hollow metal doors for commercial buildings?
Yes. Republic hollow metal doors carry full fire ratings from 20 minutes to 3 hours, certified under Underwriters Laboratories and Warnock Hersey/ITS, meeting commercial and institutional fire code requirements throughout San Leandro and the East Bay.
What gauge options are available for hollow metal doors?
We carry hollow metal doors in 14, 16, 18, and 20 gauge cold rolled and galvanized steel. Heavier gauges provide greater impact resistance and security for high-traffic commercial and industrial applications.
Do you install hollow metal door frames as well as doors?
Yes. R&S installs industry-standard hollow metal door frames alongside doors, ensuring correct frame alignment, hardware prep, and full compliance with applicable building codes for your commercial or institutional project.
Can hollow metal doors be ordered with insulated cores?
Yes. Core options include polystyrene, polyurethane, honeycomb, fiberboard, and mineral fiberboard, each providing different levels of insulation and fire resistance to meet your specific building performance requirements.
Do you carry replacement hollow metal doors for existing openings?
Yes. Republic’s UNIFIT series replacement doors are available in 16, 18, and 20 gauge in sizes from 1 foot by 1 foot up to 5 feet by 10 feet, designed for retrofit installation into existing commercial door openings.
What commercial applications are hollow metal doors best suited for?
Hollow metal doors are ideal for commercial, industrial, and institutional buildings, including offices, schools, hospitals, warehouses, and public facilities requiring durable, fire-rated, code-compliant door solutions.
How much do hollow metal doors cost in San Leandro, CA?
Costs vary depending on gauge, series, core type, fire rating, and installation requirements. We provide clear, upfront estimates before any work begins so you know exactly what to expect with no surprises.
Do you offer hollow metal door services near me in the East Bay?
Yes. R&S Overhead Garage Door, Inc. serves San Leandro, Oakland, Hayward, Fremont, Newark, Union City, and surrounding East Bay communities. Call (510) 483-9700 anytime to get started.