Name: RELIABILT 1/2-in x 3-1/4-in x 12-ft Colonial Primed MDF 623 Baseboard Moulding
Brand: RELIABILT
SKU: 1000459109
Price: 17.28 USD
Availability: InStock
Rating: 4.6 (319 reviews)

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RELIABILT MDF baseboard moulding is the ultimate choice for enhancing any interior project with natural beauty and lasting performance. Crafted from premium MDF, our baseboard moulding offer unmatched warmth, durability, and versatility. Whether accentuating interiors with baseboard trim or utilizing the profile for a build up, our MDF baseboard moulding 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 baseboard moulding today.

RELIABILT 1/2-in x 3-1/4-in x 12-ft baseboard installs using brad nails or finishing nails for trim for baseboard or trimming baseboards
High quality MDF baseboard
White color allows for the baseboard to be painted to coordinate with trim, moulding, and more!
Made for interior baseboard moulding projects
Colonial style creates an elegant and traditional design to any room
Common Measurement 1/2-in x 3-1/4-in x 12-ft

General
Package Quantity	1	Style	Colonial
Manufacturer Color/Finish	Primed White	Pattern Number	623
Edge Profile	Square	Color/Finish Family	White
Type	Baseboard	Stain Grade	No
Use Location	Interior	Paint Grade	Yes
Material	MDF	Installation Type	Finishing nails or brad nails
Finish	Primed

Dimensions
Actual Thickness (Inches)	0.5	Height Measurement	3-1/4-in
Actual Height (Inches)	3.25	Thickness Measurement	1/2-in
Actual Length (Feet)	12	Length Measurement	12-ft

Features
Rot Resistant	No	Flexible	No
Moisture Resistant	No	Pro Package	No
Can be Cut	Yes	Finger-Joint	No
Termite Resistant	No	Paintable/Stainable	Paintable

Certifications
CA Residents: Prop 65 Warning(s)	Prop 65 WARNING(S) -	No Added Formaldehyde (NAF) Compliant	No
CARB Compliant	Yes

Warranty
Warranty	None

Miscellaneous
UNSPSC	30161900

Check out the Best Selling Baseboard Moulding on Lowes.com

Review

4.6 out of 5

319 Reviews

96% Recommend this product

Ratings may include incentivized customer reviews.

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+ 2

What Customers Are Saying

The product is generally well-received as a lightweight, easy-to-work-with option for home remodeling projects. Customers found the baseboards to be straight and simple to cut, install, and paint, with the pre-primed finish saving time. While the product performs well in most applications, some caution is advised against using it in moisture-prone areas. Overall, the baseboards are described as durable, aesthetically pleasing, and offering good value.

Customer review summary generated by AI, including incentivized reviews.

319 Customer Reviews

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It is great and serve the purpose.

Would Recommend

I like the product I purchase exactly what I need.

June 10, 2026
From 1_SLASH_2-in x 3-1_SLASH_4-in x 12-ft Colonial Primed MDF 623 Baseboard Moulding 10 -Pack Verified Purchaser

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Light weight and easy to work with.

Would Recommend

It was the perfect finishing touches for our new flooring.

KbarwiJune 6, 2026
From 1_SLASH_2-in x 3-1_SLASH_4-in x 8-ft Colonial Primed MDF 623 Baseboard Moulding Verified Purchaser

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Flooring/wall gap genie

Would Recommend

You could see gaps between the edge of the flooring and the wall. We installed this device and the gap magically disappeared

PurchaserMay 26, 2026
From 1_SLASH_2-in x 3-1_SLASH_4-in x 8-ft Colonial Primed MDF 623 Baseboard Moulding Verified Purchaser

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Big

Too big!

CmklMay 22, 2026
From 1_SLASH_2-in x 3-1_SLASH_4-in x 8-ft Colonial Primed MDF 623 Baseboard Moulding Verified Purchaser

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COMPARE PRODUCTS

		Name	Current Item RELIABILT1/2-in x 3-1/4-in x 12-ft Colonial Primed MDF 623 Baseboard Moulding
		Ratings	319
		Material	MDF
		Finish	Primed
		Type	Baseboard
RELIABILT9/16-in x 3-1/4-in x 10-ft Colonial Primed Finger Jointed Pine 623 Baseboard Moulding	RELIABILT9/16-in x 3-1/4-in x 12-ft Colonial Primed Finger Jointed Pine 623 Baseboard Moulding	Royal Building Products9/16-in x 3-1/4-in x 12-ft Colonial Finished PVC WM623 Baseboard Moulding	RELIABILT1/2-in x 5-1/4-in x 12-ft Colonial Primed MDF 163E Baseboard Moulding	RELIABILT1/2-in x 5-1/4-in x 8-ft Colonial Primed MDF 163E Baseboard Moulding	RELIABILT1/2-in x 4-1/4-in x 12-ft Colonial Primed MDF 620 Baseboard Moulding	RELIABILT1/2-in x 4-1/4-in x 8-ft Colonial Primed MDF 620 Baseboard Moulding	RELIABILT9/16-in x 4-1/4-in x 8-ft Colonial Primed Finger Jointed Pine 620 Baseboard Moulding	RELIABILT9/16-in x 4-1/4-in x 12-ft Colonial Primed Finger Jointed Pine 620 Baseboard Moulding
832	316	235	348	348	1343	1343	357	1078
Wood	Wood	PVC	MDF	MDF	MDF	MDF	Wood	Wood
Primed	Primed	Finished	Primed	Primed	Primed	Primed	Primed	Primed
Baseboard	Baseboard	Baseboard	Baseboard	Baseboard	Baseboard	Baseboard	Baseboard	Baseboard