Name: Therma-Tru Fiber Classic Entry Door 36-in x 80-in x 6-9/16-in Fiberglass Left-hand inswing Beechwood Stained Prehung Residential Insulating core Front Door
Brand: Therma-Tru
SKU: 5014708845
Rating: 4.4 (144 reviews)

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Engineered to last longer, Therma-Tru fiberglass doors resist dents, rust and rot
Fiber-Classic Mahogany complements the rich wood tones in home interiors, extending the classic look to the outside with beauty and elegance
Flush-glazed decorative glass eliminates the need for a lite frame, providing a clean, seamless appearance; Lowe's Exclusive
Featuring our Beechwood stain, backed by a 5-year limited finish warranty; Lowe's Exclusive
Composite door frame helps protect your door from moisture and rot
Ball-bearing hinges help your door stay aligned and operating smoothly
Durable low-maintenance fiberglass is built for long-term performance; backed by a lifetime limited warranty for peace of mind
Pre-hung and ready to install for your convenience with options for right- and left-handed entries

General
Handle Finish	N/A (no handle)	Primed	No
Painted	No	Collection Name	Entry Door
Prehung Door	Yes	Color/Finish Family	Brown
Left-hand Inswing	Yes	Configuration	Single door
Left-hand Outswing	No	Core Type	Insulating core
Right-hand Inswing	No	Handing	Left-hand inswing
Right-hand Outswing	No	Lockset Bore	Ready for lockset and deadbolt
Universal/Reversible Handing	No	Sill Finish	Black nickel
Finish	Stained	Sill Type	Adjustable
Glass Style	Decorative glass	Manufacturer Color/Finish	Beechwood
Material	Fiberglass	Hinge Location (Exterior View)	Left side
Fire Rated	No	Glass Insulation	Dual-pane
Panel Type	2-panel

Dimensions
Common Width (Inches)	36	Actual Width (Inches)	37.5
Common Height (Inches)	80	Rough Opening Height (Inches)	82
Common Depth (Inches)	6.5625	Rough Opening Width (Inches)	38.25
Common Size (W x H)	36-in x 80-in	Actual Height (Inches)	81.5
Jamb Width Measurement	6-9/16-in	Jamb Width (Inches)	6.5625
Weight (lbs.)	100	Actual Depth (Inches)	6.5625

Features
Weatherstripping Included	Yes	Glass Shape	Craftsman
Privacy Rating	2	Locking System Included	No
Brickmould Included	Yes	Door Style Traditional	No
Handle(s) Included	No	Door Style Coastal	No
Impact Resistant Glass	No	Door Style Farmhouse	Yes
3-Point Locking System	No	Stained	Yes
Door Style Victorian	No	Unfinished	No
Door Style Modern	Yes	Impact Resistance	No
Door Style Craftsman	Yes	Lowe's Exclusive	Yes
Door Style Rustic	No	Glass Caming	Yes
Door Style Mid Century	No	Solar Heat Gain Coefficient (SHGC)	.09
Door Style Contemporary	No	Commercial/Residential	Residential

Certifications
CA Residents: Prop 65 Warning(s)	Prop 65 WARNING(S) -	ENERGY STAR Certified Northern Zone	Yes
ENERGY STAR Certified South/Central Zone	Yes	ENERGY STAR Certified North/Central Zone	Yes
ENERGY STAR Certified Southern Zone	Yes	U Value	.23

Warranty
Warranty	Limited lifetime

Compatibility
For Use with Mobile Homes	No

Miscellaneous
Sub-Brand	Fiber Classic	UNSPSC	30171500

Check out the Best Selling Front Doors on Lowes.com

Review

4.4 out of 5

144 Reviews

84% Recommend this product

Ratings may include incentivized customer reviews.

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+ 20

What Customers Are Saying

Customers overwhelmingly praise the door's stunning wood-like appearance, solid fiberglass construction, and exceptional value. Most highlight the beautiful finish, black window frame, and natural grain detail that rivals custom wood doors at a fraction of the cost. Reviewers consistently note improved insulation, reduced drafts, and durability with no cracks or fading after extended use. Many mention easy installation and feeling the door significantly upgraded their home's curb appeal. A few report isolated quality control issues like misaligned hinges or minor scratches, though most customers find the overall quality and aesthetic well worth the investment.

Customer review summary generated by AI, including incentivized reviews.

144 Customer Reviews

Sort By

Exterior door

Would Recommend

The door was as advertised; very steady and durable.

Satisfied CustomerSeptember 24, 2026
From Fiber Classic Entry Door 36-in x 80-in x 4-9_SLASH_16-in Fiberglass Right-hand inswing Beechwood Stained Prehung Residential Insulating core Front Door

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Beautiful door!

Would Recommend

This is a beautiful door. I’m so happy that we picked it. It’s really solid and sturdy. I love the mahogany wood grain lines, and love that we get the best of both worlds - the wood look of a wood door but the durability of a fiberglass door. Our porch is small so we needed a door that could handle the elements better than our previous wood door. I’d highly recommend this door to anyone.

September 17, 2026
From Fiber Classic Entry Door 36-in x 80-in x 4-9_SLASH_16-in Fiberglass Right-hand inswing Beechwood Stained Prehung Residential Insulating core Front Door Verified Purchaser

https://photos-us.bazaarvoice.com/photo/2/cGhvdG86bG93ZXM/4fa6ffaa-8b98-5347-8a1d-64ff1095fa4a

https://photos-us.bazaarvoice.com/photo/2/cGhvdG86bG93ZXM/05dde00d-996d-5a93-9fe7-86b031a0aebc

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Beautiful Door

Would Recommend

Door is beautiful however mine was delivered with a scratch on it and one of the hinges was screwed in outside of its notch and not seated level

Alex_94September 8, 2026
From Fiber Classic Entry Door 36-in x 80-in x 4-9_SLASH_16-in Fiberglass Left-hand inswing Beechwood Stained Prehung Insulating core Front Door Verified Purchaser

Was this Review Helpful ?

Would Not Recommend

August 1, 2026
From Fiber Classic Entry Door 36-in x 80-in x 4-9_SLASH_16-in Fiberglass Left-hand inswing Beechwood Stained Prehung Insulating core Front Door Verified Purchaser

https://photos-us.bazaarvoice.com/photo/2/cGhvdG86bG93ZXM/95c876bc-eb00-54cb-8fc6-764562f858b2

https://photos-us.bazaarvoice.com/photo/2/cGhvdG86bG93ZXM/5616964f-ad29-5280-bf95-022028ea6368

Was this Review Helpful ?

Response from Therma-Tru Doors

Thank you for reaching out to share your feedback with us. Our Consumer Service team would like to learn more about your experience. If you would lik... Read More

Therma-Tru DoorsAugust 3, 2026

ThermaTru

Would Not Recommend

Do not buy this product, your home will allow water to intrude like ours did and therma true warranty will not help you.

cherJuly 28, 2026
From Fiber Classic Entry Door 36-in x 80-in x 4-9_SLASH_16-in Fiberglass Right-hand inswing Beechwood Stained Prehung Residential Insulating core Front Door

Was this Review Helpful ?

Response from Therma-Tru Doors

Thank you for reaching out to share your feedback with us. Our Consumer Service team would like to learn more about your experience. If you would lik... Read More

Therma-Tru DoorsJuly 28, 2026

ThermaTru

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		Name	Current Item Therma-TruFiber Classic Entry Door 36-in x 80-in x 6-9/16-in Fiberglass Left-hand inswing Beechwood Stained Prehung Residential Insulating core Front Door
		Ratings	144
		Material	Fiberglass
		Configuration	Single door
		Core Type	Insulating core
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60	60	157	60	1	882	157	1
Fiberglass	Fiberglass	Fiberglass	Fiberglass	Wood	Fiberglass	Fiberglass	Fiberglass	Fiberglass
Single door	Single door	Single door	Single door	Single door	Single door	Single door	Single door	Single door
Insulating core	Insulating core	Insulating core	Insulating core	Solid core	Insulating core	Insulating core	Insulating core	Insulating core