Guide
Product Line Lynden Door Doors & Millwork

Lynden Door Elemental Collection: Bevel-Grooved MDF Doors for Modern Commercial and Residential Projects

The Elemental Collection delivers contemporary bevel-grooved MDF doors with precise 0.22” wide by 0.04” deep grooves that create clean shadow lines. Built for both commercial and residential applications, these doors offer hollow core, solid core, and fire-rated core options up to 90 minutes. The 6-inch stiles accommodate standard hardware while the 10-inch bottom rail meets ADA compliance requirements and allows field trimming.

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Bevel Groove Design and Construction Details

The defining feature of the Elemental Collection is its bevel groove profile — approximately 0.22 inches wide and 0.04 inches deep. These shallow grooves create subtle shadow lines that give the door face visual depth without the traditional raised panel look. The smooth MDF surface takes paint evenly, making these doors particularly suited for contemporary spaces where clean lines matter.

The construction specs tell the practical story. Six-inch stiles provide enough meat for standard hinges and locksets without special ordering. The 10-inch bottom rail serves double duty — it meets ADA accessibility guidelines while giving installers room to trim up to an inch off each end for height adjustments. That flexibility matters on retrofit jobs where existing frames might be slightly out of square.

Standard sizes run from 2’0” to 4’0” wide in both 1-3/8” and 1-3/4” thicknesses. Heights come in 6’8”, 7’0”, and 8’0” options. Special orders go up to 4’8” wide for those oversized openings. The route lines are positioned to avoid interference with standard hardware locations — someone actually thought about installation when designing these doors.

Core Options Drive Performance and Price

Core selection determines everything from cost to fire rating to sound transmission. The Elemental Collection offers four distinct core types, each serving different project needs.

Hollow core doors provide the budget option for residential bedrooms and closets where sound transmission isn’t critical. Solid core steps up the performance with better sound blocking — comparable STC ratings to solid wood doors according to the manufacturer. These work for offices, bathrooms, and anywhere privacy matters.

Fire-rated cores transform these doors into life-safety components. Available ratings include 20-minute Category A/B plus 45-, 60-, and 90-minute Category A options. The 20-minute doors handle most residential code requirements. Commercial projects typically need the longer ratings for corridor doors, stairwell access, and mechanical rooms.

The ventilated core option solves a specific problem — mechanical rooms and closets that need airflow. Air flows in from one side, through the door core, and out the opposing side. For HVAC closets, water heater rooms, or anywhere equipment needs to breathe, this beats cutting ugly louvers into a standard door.

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Commercial Applications and Code Compliance

The Elemental Collection targets four main commercial markets: healthcare, education, retail, and office/tenant improvements. Each brings specific requirements that these doors address.

Healthcare facilities need doors that clean easily and meet strict accessibility standards. The smooth MDF surface has no crevices to trap contaminants. The 10-inch bottom rail ensures ADA compliance without special ordering. Fire ratings handle corridor and room separation requirements.

Education projects balance durability with budget constraints. These doors take the daily abuse of high-traffic hallways while meeting fire codes for classroom separation. The clean aesthetic works equally well in elementary schools or university buildings.

Retail and office buildouts often specify contemporary finishes to match brand standards. The bevel groove design provides visual interest without the dated look of raised panels. Fire ratings satisfy tenant separation requirements in multi-suite buildings.

Certification TypeAvailable Options
Fire Ratings20-minute Category A/B, 45/60/90-minute Category A
SustainabilityLEED-compliant options, FSC certification available
AccessibilityADA-compliant with 10” bottom rail
EnvironmentalTSCA Title VI compliance

The combination of certifications makes specification straightforward. LEED points come from the available FSC certification. Fire ratings cover everything from basic residential to strict commercial requirements. The built-in ADA compliance eliminates field modifications.

For Montana’s commercial market, these certifications matter. Healthcare facilities in Kalispell need that ADA compliance. Schools throughout the state require specific fire ratings. The LEED options help projects in Missoula and Bozeman hit their sustainability targets.

Residential applications focus on single-family homes, multi-family projects, and hospitality. The clean lines work in modern mountain homes where traditional raised panels would clash with contemporary finishes. Multi-family developers appreciate the fire rating options for unit separation. Hotels specify them for guest room entries where durability and aesthetics both matter.

The 1-year limited warranty covers manufacturing defects and handling issues — standard for the product category but nothing special. Professional installation and proper finishing remain critical for long-term performance.

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Installation and Hardware Compatibility

These doors install like any other prehung or slab door with a few considerations. The 6-inch stiles easily accommodate standard 4-inch backset locksets and three-hinge installations. Exit device blocking comes as an option for commercial applications requiring panic hardware.

Field trimming allowances give installers breathing room. Up to one inch can come off the top and bottom thanks to those wide rails. The route lines avoid standard hardware locations, preventing the nightmare of hitting a groove when boring for locks.

The MDF construction means these doors machine cleanly without the tear-out issues of natural wood. Standard carbide bits handle lockset boring. The smooth surface takes primer and paint evenly — critical for achieving that contemporary look clients expect.

For bifold applications, the doors come configured with appropriate hardware kits. The consistent weight and thickness across the door face prevents the warping issues that plague lesser bifold installations.

Montana contractors working in modern commercial spaces or upscale residential projects will find these doors solve specific problems. They deliver the clean contemporary look designers want with the fire ratings inspectors require. The core options let you match performance to application without overspecifying. Just remember — these are interior doors only. Montana weather demands exterior doors built for temperature extremes and moisture exposure that MDF can’t handle.

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Frequently Asked Questions

Q: What core options does Lynden Door offer for the Elemental Collection?

Lynden Door’s Elemental Collection comes in four core options: hollow core, solid core, fire-rated core (20, 45, 60, and 90-minute ratings), and ventilated core for airflow applications. The solid core option provides STC ratings comparable to solid wood doors, while the ventilated core allows air to flow from one side through the door core and out the opposite side.

Q: Can I trim Lynden Door Elemental doors to fit my opening?

Yes, Lynden Door Elemental doors can be trimmed up to 1 inch on both the top and bottom thanks to their 10-inch tall bottom rail. The doors feature 6-inch stiles that easily accommodate standard hinges and locks, with route lines positioned to avoid interference with standard hardware locations.

Q: What fire ratings are available for Lynden Door Elemental Collection doors?

Lynden Door offers multiple fire ratings for the Elemental Collection: 20-minute Category A/B rating for basic residential requirements, plus 45-minute, 60-minute, and 90-minute Category A ratings for commercial corridor doors, stairwell access, and mechanical rooms. These fire-rated options meet strict commercial building codes while maintaining the collection’s contemporary bevel-groove aesthetic.

Q: What are the groove dimensions on Lynden Door Elemental doors?

The Lynden Door Elemental Collection features bevel grooves that measure approximately 0.22 inches wide and 0.04 inches deep. These shallow grooves create subtle shadow lines on the smooth MDF surface, providing visual depth without the traditional raised panel look.

Q: What sizes does Lynden Door offer in the Elemental Collection?

Lynden Door’s Elemental Collection comes in standard widths from 2’0” to 4’0” and heights of 6’8”, 7’0”, and 8’0”, available in both 1-3/8” and 1-3/4” thicknesses. Special orders can accommodate widths up to 4’8” for oversized openings.

Q: Is the Lynden Door Elemental Collection ADA compliant?

Yes, Lynden Door designed the Elemental Collection with ADA compliance built in through its 10-inch bottom rail height. This eliminates the need for special orders or field modifications to meet accessibility requirements in commercial healthcare, education, and office projects.

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