Cleanroom Door Features and Styles for USP, GMP, and Pharmaceutical Cleanrooms

Terra Universal’s cleanroom doors are designed for quick and easy installation into operating rooms, surgical suites, hospital entryways, and stick-built or modular cleanrooms. Designed for health care, pharmaceutical, BSL-rated, and cGMP facilities, Terra’s cleanroom doors are easy to sterilize, maintain room pressure and resist common biocides and hospital-grade disinfectants.

Terra’s cleanroom door designs include a broad portfolio:

• swing-out and sliding doors
• automatic and manual doors
• bi-parting double doors
• high-speed roll-up doors
• models pre-hung on rigid frames
• fire-rated designs
• hermetically-sealed models for BSL-rated spaces
• styles with full-length or partial windows.

Terra CleanSeam Pharmaceutical Cleanroom Doors

Terra’s BioSafe CleanSeam doors are medical-grade, USP-compliant, and compatible with all areas of the hospital, including operating rooms and surgical suites. The door is fabricated with continuous-seam welds to eliminate cracks and crevices where microbes colonize. The dual-pane window is mounted flush with the door for easy cleanroom wipe downs.

Read More: What You Need to Know About USP Cleanroom Doors

Cleanroom Door Assembly

Terra’s door assembly includes an adjustable, heavy-duty aluminum closer that meets ANSI Grade-1 and ADA standards. The UL leak-rated design is equipped with a fully-concealed drop-down gasket that seals the bottom gap when the door closes, ensuring that room pressure is maintained on each side of the door.

Terra’s BioSafe CleanSeam door design exceeds cGMP, IEST, ASTM, and ISO 14644-1 requirements.

ASTM and ISO Rated Cleanroom Doors

Terra’s pre-hung manual swing doors include a tempered glass or hospital-grade plastic panel mounted to a powder-coated steel or aluminum frame. Terra’s signature white powder-coat formulation exceeds ASTM and ISO paint standards to resist chipping, scratching, and fading. The single- and double-door designs are compatible with an optional double-action spring hinge allowing the self-closing door to open in both directions.

Dortek FRP Cleanroom Doors

Dortek’s hygienic, corrosion-proof, fiberglass (FRP) doors include a seamless design free of ledges, cracks, and crevices where microbes commonly gather. The one-piece encapsulated closed-cell core ensures a water-tight seal designed to meet FDA and GMP requirements. Dortek offers fire-rated, BSL-rated, and lead-lined designs in sliding, swing-out, and bi-parting configurations.

A - Cleanroom Door Style
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A1 - Bi-Parting Cleanroom Doors

Terra and Dortek manufacture external-mounted and recessed double sliding doors that open in a bi-parting style to support easy ingress and egress of bulky equipment and transport carts.

Double bi-parting doors, which undergo life testing for a minimum of 1,000 cycles, include load-bearing wheels made of cast urethane for smooth, long-lasting operation. Elastomeric door seals and a fiberglass-reinforced timing belt ensure durability and operational uniformity.

A2 - Roll-Up Cleanroom Doors

Automatic roll-up doors are constructed of rigid stainless steel to accommodate high-traffic operations in cleanrooms and operating rooms. All automated roll-up doors include a PLC touch panel for easy operation and an emergency stop button and a safety switch that engages if the door strikes an object.

Read More: Saving Space with High-Speed Roll Up Cleanroom Doors

A3 - Sliding Cleanroom Doors

Cleanroom-compliant sliding doors from Terra and Dortek are manufactured in a broad array of designs for different applications and cleanliness levels in any ISO-rated cleanroom environment.

Terra manufactures manual and automatic cleanroom sliding doors, in single- and double-door designs, pre-hung in stainless steel or aluminum, external–mounted or recessed frames.

Automatic sliding doors include a touch-motion door pad for hands-free operation and a microprocessor controller to monitor door position and closing speed. Pre-assembled headers and panels are well-suited for retrofit projects requiring quick and easy installation.

Dortek’s sliding cleanroom doors are composed of a seamless, molded fiberglass (FRP) encased in a stainless steel or aluminum frame. Designed to meet FDA and cGMP requirements, the durable, chemical-proof doors encompass a smaller footprint than the industry standard, creating 70% less air disturbance than competitive models. Optional upgrades include flush-mounted vision panels, windows with integral blinds, x-ray and laser dissipating panels, and interlocking systems.

A4 - Cleanroom Swing Doors

Swing-out and swing-in cleanroom doors from Terra and Dortek are manufactured from hospital-grade materials for use in cGMP labs, operating rooms, surgical suites, and ISO-rated spaces.

Terra manufactures swing doors in several different styles and configurations: automatic, manual, fire-rated, pre-hung on a rigid door frame, single-wide, double-wide, left-hand opening, and right-hand opening. Terra’s swing doors include a fully-concealed drop-down gasket that seals the bottom gap when the door closes, ensuring the door holds room pressure.

B - Door Configuration
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B1 - Single Cleanroom Door

Terra manufactures single-wide sliding and swing-out cleanroom doors in standard 36” widths that are customized for project-specific sizes including stick-built cleanrooms, modular cleanrooms, operating rooms, and surgical suites. Standard swing and reverse swing orientations support different cleanroom pressure cascades with left-hand opening and right-hand opening configurations

B2 - Double Door Cleanroom Doors (Barn Style)

Terra and Dortek produce double doors in sliding and swing-out designs to industry-standard sizes for modular and brick-and-mortar cleanrooms. Double door designs are offered in a broad array of configurations: automatic, manual, bi-parting, swing-out, and sliding. All Terra double doors are compatible with Terra’s electromagnetic interlocking system that prevents cross-contamination stemming from two doors opening simultaneously.

C - Cleanroom Door Door Operation
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C1 - Automatic Cleanroom Doors

Automatic cleanroom doors from Terra and Dortek are available in sliding, swing-out, single-door, and double-door configurations.

Terra’s automatic doors include a motion sensor and control pad for hands-free operation. The controller regulates the opening and closing speeds to promote user safety and a blow-open feature to meet NFPA 92B smoke ventilation requirements. The ADA-compliant controller includes an advanced power assist feature to support minimal operator effort when opened manually.

Dortek’s automatic swing and sliding doors include microprocessor controls with a safety photo-cell and in-built safety sensors to open the door if obstructed. Optional upgrades include several activation devices: keycard readers, motion sensors, iris scanners, and building management integration.

C2 - Manual Cleanroom Doors

Manual cleanroom doors from Terra and Dortek are manufactured in sliding, swing-out, bi-parting, single-door, and double-door configurations. Optimal for retrofit projects and new lab build-outs of stick-built cleanrooms, pre-hung cleanroom doors are pre-installed on a rigid, aseptic door frame for quick installation.

For replacement doors installed in Terra modular cleanrooms, Terra offers non-pre-hung doors that require framing during installation.

D - Cleanroom Door Orientation
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D1 - Left-Hand Opening Cleanroom Doors

Terra’s left-hand cleanroom swing doors are designed to swing into the cleanroom or out from the cleanroom with either the left or right hand. Terra’s left-hand doors mount on the left-hand side of the door frame; the handle affixes to the right-side of the door to allow the operator to use their left hand to open the door.

D2 - Right-Hand Opening Cleanroom Door

Cleanroom swing doors from Terra and Dortek are designed to swing into the cleanroom or out from the cleanroom with either the left or right hand. Terra’s right-hand doors mount on the right-hand side of the door frame; the handle affixes to the left side of the door to allow the operator to use their right hand to open the door.

E - Cleanroom Door Design
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E1 - Pre-Hung in Door Frame

Optimal for retrofit projects and new lab build-outs of brick-and-mortar cleanrooms, pre-hung cleanroom doors are pre-installed on a rigid, aseptic door frame for quick installation.

E2 - Requires Framing at Installation

For replacement doors installed on Terra modular cleanrooms, Terra offers non-pre-hung doors that require framing during installation.

F - Cleanroom Door Frame Material
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F1 - 304 Grade Stainless Steel Cleanroom Doors

304-grade stainless steel doors are rigid, durable, long-lasting, promote aseptic conditions, and resist biocides or hospital-grade disinfectants.

F2 - 316L Grade Stainless Steel Cleanroom Doors

316L grade stainless steel resists corrosion, harsh chemicals, and rapid changes in ambient temperature and humidity.

F3 - Aluminum Cleanroom Doors

Aluminum cleanroom doors are lightweight, non-outgassing, chemical-resistant, and exhibit high tensile strength.

F4 - Powder-Coated Aluminum Cleanroom Doors

Terra’s signature white powder-coat formulation exceeds ASTM and ISO paint standards to resist chipping, scratching, and fading.

F5 - Powder-Coated Steel Cleanroom Doors

Terra’s durable white powder-coat formulation resists common alcohol-based cleaners, doesn’t degrade over time, resists corrosion, exceeds ISO 14644-1 cleanroom requirements, and meets ASTM paint standards.

F6 - Fiberglass-Reinforced Plastic Cleanroom Doors

Dortek’s chemical- and water-resistant FRP formulation is available in dozens of colors for different areas of the hospital. The seamless molded design meets FDA and cGMP requirements.

G - Cleanroom Door Panel Material
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G1 - 304 Grade Stainless Steel Cleanroom Door Panels

304-grade stainless steel is rigid, durable, long-lasting, promotes aseptic conditions, provides privacy, and resists biocides and hospital-grade disinfectants.

G2 - 316L Grade Stainless Steel Cleanroom Door Panels

316L grade stainless steel doors ensure privacy and resistance against corrosion, harsh chemicals, or rapid changes in ambient temperature and humidity.

G3 - Acrylic Cleanroom Door Panels

Transparent, economical, lightweight acrylic cleanroom doors offer durability and superior clarity. However, acrylic panels offer low chemical resistance and poor protection from electrostatic discharge.

G4 - Polycarbonate Cleanroom Door Panels

Transparent polycarbonate doors offer high impact resistance and thermal resistance (to 200°F) as well as chemical resistance to common disinfectants.

G5 - Polypropylene Cleanroom Door Panels

White polypropylene provides user privacy and resistance to harsh acids, bases, and solvents.

G6 - Polysim Cleanroom Door Panels

Lightweight, non-outgassing polyurethane cleanroom curtains resist static charges, support easy disinfection, and won’t degrade after prolonged exposure to UV light.

G7 - Powder-Coated Steel Cleanroom Door Panels

Terra’s durable white powder-coat formulation resists common alcohol-based cleaners, doesn’t degrade over time, resists corrosion, exceeds ISO 14644-1 cleanroom requirements, and meets ASTM paint standards.

G8 - Static-Dissipative PVC Cleanroom Door Panels

Transparent Static-Dissipative PVC door panels prevent static build that attracts airborne particulates and fibers, making surfaces easier to wipe down. SD-PVC does not hold a static charge, resists a wide range of chemicals, and cleans easily. Unlike spray coatings that wear off after prolonged use, SD-PVC retains a surface resistivity of 108 ohms/square indefinitely.

G9 - Tempered Glass Cleanroom Door Panels

Tempered safety glass is impact-resistant, temperature resistant, non-outgassing, and exhibit high visual clarity.

G10 - Vinyl Fabric Cleanroom Door Panels

Terra’s high-speed roll-up doors are composed of cleanroom-grade, lightweight vinyl fabric to support rapid opening speeds.

G11 - Fiberglass-Reinforced Plastic Cleanroom Door Panels

Dortek’s chemical and water-resistant FRP formulation is available in dozens of colors for different areas of the hospital. The seamless molded design meets FDA and cGMP requirements.

H - Cleanroom Door Viewing Window Style
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Terra Universal’s cleanroom doors are designed without windows for full patient or research privacy, with partial windows spanning the top half of the door panel and full windows spanning the entire height of the door (for busy, high-traffic corridors).

Dortek offers a bevy of viewing window options, including flush-mounted vision panels, windows with integral blinds, and x-ray and laser dissipating panels.

I - Opening Height
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Terra and Dortek manufacture cleanroom doors to standard 81” tall designs and application-specific doors from 74” to 120” in height (for transport of bulky equipment). Terra’s in-house engineering team works with customers daily to design customized products to specific user requirements.

J - Opening Width
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Terra stocks standard single-wide cleanroom doors, manufactured to 36” wide, and standard double-wide cleanroom doors, manufactured to 72” wide, for immediate shipment. Dortek offers special-application single doors, available from 32” to 48” in width and special-application double doors, available from 60” to 80” in width.

K - Special Features
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K1 - Fire-Rated Cleanroom Doors

Terra’s BioSafe fire-rated manual swing doors are designed for facilities requiring up to three hours of fire protection. Terra’s fire-rated cleanroom doors are thermally insulated with honeycomb padding for added structural strength.

Browse Fire Rated Cleanroom Doors

45 Min. Fire Doors

90 Min. Fire Doors

180 Min. Fire Doors

K2 - UL Leak Rated Cleanroom Doors

Terra’s UL leak-rated cleanroom doors are equipped with a fully-concealed drop-down gasket that seals the bottom gap when the door closes, ensuring that room pressure is maintained on each side of the door.

K3 - External Mount Cleanroom Doors

Externally mounted cleanroom sliding doors are optimal for remodeling projects or for replacement doors installed into existing stick-built or modular cleanrooms.

K4 - Recessed Mount Cleanroom Doors

Recessed mounted sliding doors are ideal for tight hallways or areas lacking overhead space above the door frame.

Pre-Hung Recessed Manual Slide Doors, Stainless Steel

Recessed Automatic Sliding Doors, Aluminum

K5 - Cylindrical Lock Cleanroom Doors

Terra’s single- and double-wide fire-rated doors are equipped with a cylindrical lock prep, rated at government 161, with a 2 x ¾” backset.

K6 - Mortise Lock

Terra’s single-wide fire-rated doors are equipped with a mortise lock prep with a 2 x ¾” backset trim cut-out.

K7 - Exit Push Bar

Terra’s BioSafe CleanSeam cleanroom doors include an optional pre-installed exit push bar with a locking lever handle, fabricated of stainless steel, to support hands-free egress from the cleanroom.

K8 - Two-Way Cleanroom Door Swing

Cleanroom doors from Terra and Dortek feature an optional double-action spring door hinge to support the two-way opening and closing of swing doors.

K9 - Crevice-Free Cleanroom Door Design

Terra’s BioSafe CleanSeam doors and Dortek FRP hygienic doors are medical-grade, USP-compliant, and compatible with all areas of the hospital, including operating rooms and surgical suites. The door is fabricated with continuous-seam welds to eliminate cracks and crevices where microbes colonize. The dual-pane window is mounted flush with the door for easy wipedown.

K10 - Electronic Cleanroom Door Interlock

Terra’s cleanroom doors are compatible with Terra’s electromagnetic interlocking system that prevents cross-contamination stemming from two doors opening simultaneously.

K11 - Breakaway Cleanroom Door Panels

To ensure that cleanroom employees can quickly exit the area in the event of a fire or power outage, Terra offers emergency breakaway panels on cleanroom sliding and swing-out doors.

K12 - BSL-Rated Hermetic Seal

Dortek’s hermetically-sealed hinged and sliding doors are rated for BSL-3 and BSL-4 facilities where control of air leakage is critical. The design includes a wraparound frame with an integral neoprene seal, rated to hold pressure differentials up to 250 pascals.

Shop Cleanroom Doors Online

Terra Universal is the leading expert in the design and fabrication of critical environment applications. Terra offers end-to-end certification and testing services for cleanrooms, cleanroom doors, pass-throughs, windows, and roll-up doors.

Shop online to view a wide selection of cleanroom doors in various styles, frames, configurations, and various opening-closing mechanisms.

Contact a Terra cleanroom specialist for assistance with product configuration or application compliance via web chat, email, or phone.