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RELIABILT 0.5625-in x 36-in x 80-in Primed MDF 356 Indoor Door Casing Kit

Name: RELIABILT 0.5625-in x 36-in x 80-in Primed MDF 356 Indoor Door Casing Kit
Brand: RELIABILT
SKU: 3054147
Rating: 4.5 (23 reviews)

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4.5

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RELIABILT MDF door casing kits is the ultimate choice for enhancing any interior project with natural beauty and lasting performance. Crafted from reliable MDF, our door casing kits offer unmatched warmth, durability, and versatility. Whether accentuating interiors with trim or utilizing the profile for a build up, our MDF door casing kits infuses spaces with rich detail and elegance. Each piece is easily installed with brad nails or finishing nails. Elevate your space with the enduring beauty and reliability of RELIABILT MDF door casing kits today.

Made from high-quality Medium Density Fiberboard (MDF) for strength, stability, and a smooth, paintable surface.
Pre-primed in white for quick finishing—just add your preferred paint color to match your décor.
Includes two jamb legs (81-11/16-in each) and one 36-in header for a full door frame solution
Classic colonial profile adds timeless elegance to any interior space.
Designed for quick setup using brad nails or finishing nails—no complex miter cuts required
Reversible handing and standard dimensions make it compatible with most interior doors.

General
Color/Finish Family	White	Pattern Number	356
Type	Door casing kit	Finish	Primed
Use Location	Interior	Package Quantity	3
Material	MDF	Handing	Reversible/Universal
Style	Colonial	Manufacturer Color/Finish	Primed white
Installation Type	Finishing nails

Dimensions
Actual Thickness (Inches)	0.5625	Thickness Measurement	9/16-in
Length Measurement	6-ft 8-in	Width Measurement	2-1/4-in
Actual Assembled Length (Inches)	84	Fits Common Door Size	36-in x 80-in

Features
Moisture Resistant	Yes	Finger-Joint	No
Flexible	No	Paintable/Stainable	Paintable

Certifications
CA Residents: Prop 65 Warning(s)	No

Warranty
Warranty	None

Miscellaneous
UNSPSC	30171500

Check out the Best Selling Door Casing Kits on Lowes.com

Review

4.5 out of 5

23 Reviews

2 Star

1 Star

94% Recommend this product

Ratings may include incentivized customer reviews.

23 Customer Reviews

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door casing kit

Would Recommend

was what I imagined.

akhouseApril 29, 2026
Verified Purchaser

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Check your product demensions this casing is somew

Would Recommend

Trim was in good condition no defects way over priced for MDF material

DRW303December 18, 2025
Verified Purchaser

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Excellent customer service

Would Recommend

Even though they were outside the delivery window the delivery guys were extremely professional and friendly. I appreciated the communication and they followed my instructions perfectly.

LahirraAugust 17, 2025
Verified Purchaser

Was this Review Helpful ?

Easy trim kit

Would Not Recommend

The top piece on 2 kits for the same door was too long and had to be trimmed

GarboNovember 1, 2020
Verified PurchaserVerified Pro

Was this Review Helpful ?

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		Name	Current Item RELIABILT0.5625-in x 36-in x 80-in Primed MDF 356 Indoor Door Casing Kit
		Ratings	23
		Material	MDF
		Type	Door casing kit
		Finish	Primed
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