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Wayne Dalton Insulated Sectional Steel Commercial Doors

Foamed-in-place polyurethane insulated sectional steel doors for medium and heavy duty commercial and industrial use.

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The lineup

Insulated Sectional Steel doors, line by line

Foamed-in-place polyurethane insulated sectional steel doors for medium and heavy duty commercial and industrial use.

Every option below comes straight from Wayne Dalton's current range. Tap any line to have us quote it installed on your building.

Compare the line

Wayne Dalton Insulated Sectional Steel doors at a glance

Every Wayne Dalton insulated sectional steel line side by side. Compare build and options, then tap any door for a quote.

Thermospan 200-20

Insulated sectional steel

Sections
2 in thick
Steel
20 ga
Insulation
CFC and HCFC free polyurethane
Thermal rating
R-17.5 (U-factor .12)
Max size
24 ft 2 in W x 16 ft 1 in H
Warranty
10-year against cracking/rust/delamination

STC Class 22; wind-load reinforcement optional.

Thermospan 200

Insulated sectional steel

Sections
2 in thick
Steel
0.015 in
Insulation
Polyurethane
Thermal rating
R-17.5 (U-factor .12)
Max size
40 ft 2 in W x 32 ft 1 in H
Warranty
10-year limited

Thermospan 150

Insulated sectional steel

Sections
1.5 in thick
Steel
0.012 in
Insulation
Polyurethane
Thermal rating
R-14.16 (U-factor .14)
Max size
26 ft 2 in W x 20 ft 1 in H
Warranty
10-year limited

Stucco texture and pinstriping.

Thermospan 125

Insulated sectional steel

Sections
7/8 in thick
Steel
0.012 in
Insulation
Polyurethane
Thermal rating
R-10.79 (U-factor .2)
Max size
18 ft 4 in W x 16 ft 1 in H
Warranty
8-year limited

No wind-load option.

ThermoMark 5200 / 5255

Insulated sectional steel, 3-layer

Sections
1 7/8 in, 3-layer
Steel
0.015 in exterior
Insulation
Polyurethane
Thermal rating
R-16.22 (U-factor .12)
Max size
26 ft 2 in W x 20 ft 1 in H
Warranty
10-year limited

5200 offers 5 panel designs; 5255 flush interior.

ThermoMark 5150 / 5155

Insulated sectional steel, 3-layer

Sections
1 3/8 in to 1.5 in, 3-layer
Steel
0.015 in exterior
Insulation
Polyurethane
Thermal rating
R-12.12 (U-factor .15)
Max size
20 ft 2 in W x 20 ft 1 in H
Warranty
10-year limited

5150 offers 6 panel designs.

ThermoMark 530

Insulated sectional steel

Sections
3 in thick, tongue-and-groove
Steel
27 ga exterior
Insulation
3 in foamed-in-place polyurethane
Thermal rating
R-26 (U-factor .07)
Max size
40 ft W x 24 ft H
Warranty
1-year limited

Highest R-value sectional; STC Class 22; wind-load optional.

Local installation

Wayne Dalton insulated sectional steel doors, installed by your neighbors

From our Kent shop we install and service Wayne Dalton across King and Pierce County with the same crew and the same standards.

FAQ

Wayne Dalton Insulated Sectional Steel Commercial Doors: what people ask us

Which Wayne Dalton insulated sectional steel commercial door fits my building?

The lines above, Thermospan 200-20, Thermospan 200, Thermospan 150, Thermospan 125, ThermoMark 5200 / 5255, ThermoMark 5150 / 5155, ThermoMark 530, cover the range. Call (253) 859-2318 and we will match the right one to your opening, and give you an itemized quote.

How much does a Wayne Dalton insulated sectional steel door cost installed?

It depends on size, build and options. Every quote from The Doorman Service Co. is itemized, door, hardware, haul-away and labor, with no surprise line items. Call (253) 859-2318 for a firm number.

Do you install and service Wayne Dalton across Puget Sound?

Yes. We install and service Wayne Dalton across King and Pierce County from our Kent shop. Call (253) 859-2318.

The Doorman Service Co.

Not sure which Wayne Dalton door is right for you?

Talk it through with a real person at our Kent shop. We will walk you through the options, measure your opening and give you an honest, itemized quote. No pressure, no call center.

Call (253) 859-2318Request Service