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Randall Manufacturing Co., Inc 36inch Kerf Slide-In Double Bulb Weatherstrip Door Bottom - White

Name: Randall Manufacturing Co., Inc 36inch Kerf Slide-In Double Bulb Weatherstrip Door Bottom - White
Brand: Randall Manufacturing Co., Inc
SKU: 5019684503
Rating: 5 (2 reviews)

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Manufacturer Color/Finish: White

$29.99

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Upgrade door protection with this 36" kerf slide-in double bulb weatherstrip door bottom. Designed for standard 1.75" wide doors with kerf slots, the dual-bulb compression seal delivers superior draft, dust, insect, and moisture protection compared to fin-only strips. Built-in rain caps help redirect water away from the threshold, while the durable rubber and plastic construction ensures long-lasting performance. Slides into the kerf slot with no adhesives or screws required and trims easily to size to fit entry, patio, or garage doors. Fits gaps up to 1/2" to improve weatherproofing and energy efficiency year-round.

36" long, 175" wide kerf slide-in door bottom fits standard kerf slots for a secure, no-screw installation
Double bulb compression seal provides a tighter, more effective barrier than fin-only weatherstrips to block drafts, dust, and insects
Built-in rain caps redirect water away from the threshold to reduce leaks and protect the door bottom from moisture damage
Fills gaps up to 1/2" to improve weatherproofing and year-round energy efficiency
Easy trim-to-size installation - cut with scissors, a knife, or a saw for a custom fit on entry, patio, or garage doors
Durable rubber and plastic construction for long-lasting performance in residential and commercial settings
Designed to replace worn kerf-insert door bottoms for a refreshed, effective seal
Made in the USA by Randall Manufacturing Co, Inc
Available in White, Black, and Brown to match common door finishes

General
Material	Rubber	Installation Fastener Methods	Other
Package Quantity	1	Manufacturer Color/Finish	White
Door Type	Entry

Dimensions
Length Measurement	36-in	Thickness Measurement	2-in

Certifications
CA Residents: Prop 65 Warning(s)	No

Miscellaneous
UNSPSC	30141500

Check out the Best Selling Door Sweeps on Lowes.com

Review

5 out of 5

2 Reviews

4 Star

3 Star

2 Star

1 Star

100% Recommend this product

Ratings may include incentivized customer reviews.

2 Customer Reviews

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Measure Kerf Distance

Good, but may not fit some doors. Be sure to measure distance between your kerf, as it fit my metal door perfectly, but not my fiberglass door.

Door2September 13, 2026
From 36inch Kerf Slide-In Double Bulb Weatherstrip Door Bottom 1.75inch Kerf Brown

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Grips Better Than Most

Would Recommend

Lowes needs to make this an in stock item! The thin kerfs in stock come out too easily and doesn’t last! This one grips better in the kerf, because of the rubber and design. I’ve already bought one and ordered two more. I had looked everywhere for a thick rubber design. Hope Randall Manufacturing continues to make this in the thicker rubber, as the cheap vinyl ones are junk and won’t stay in the kerf. Folks you should never put a nail in bottom of your kerf to hold a door bottom in. The...

DoorJuly 30, 2026
From 36inch Kerf Slide-In Double Bulb Weatherstrip Door Bottom - Black

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Randall Manufacturing Co., Inc: Featured Videos

COMPARE PRODUCTS

		Name	Current Item Randall Manufacturing Co., Inc36inch Kerf Slide-In Double Bulb Weatherstrip Door Bottom - White
		Ratings	2
		CA Residents: Prop 65 Warning(s)
		UNSPSC	30141500
		Material	Rubber
Randall Manufacturing Co., IncAluminum Door Sweep with Black Brush 36 in 3/4 Inch Brush Fills Gaps Up to 1 in Brown Trim	Randall Manufacturing Co., IncAluminum Adjustable Door Bottom Weatherstrip for 1-3/8 and 1-3/4 In Thick Doors Fits Gaps 1/2 to 1-1/4in White	Randall Manufacturing Co., IncPVC Slide On Door Bottom Weatherstrip with Drip Cap 36 in White Fits 1-3/4 in Doors Seals 3/8 in to 7/8 inch Gaps	Randall Manufacturing Co., IncAluminum Adjustable Door Bottom Weatherstrip - 36 in Brown - Fits 1 3/8inch and 1 3/4inch Doors Seals 1/2inch to 1 1/4inch Gaps	Randall Manufacturing Co., Inc4 ft Vinyl Door Bottom Weatherstrip Brown - Fits 1 3/4inch to 2inch Doors Seals 1/4inch to 9/16inch Gap.	Justincity Door Sweep Replacement Kerf Door Bottom Seal 36 Inch Flexible Vinyl Fins PVC Weather Stripping Draft Stopper Fits Seven Eighths Inch	Randall Manufacturing Co., IncPVC Self Adhesive Door Bottom 3 ft Brown - Fits 1 3/4Inch to 2Inch Doors Seals 1/4Inch to 9/16Inch Gaps Built-In Drip Cap Made in USA	Randall Manufacturing Co., IncP-2A PVC and Vinyl Door Bottom Seal 3 ft White - Fits 1 3/4Inch to 2Inch Doors Seals 1/4Inch to 9/16Inch Gaps	Randall Manufacturing Co., Inc36-Inch Adjustable PVC Slide-On Door Bottom with Drip Cap - Black - Fits 1-3/4inch Doors Gaps 3/8inch to 7/8inch - Made in USA


30141500	30141500	30141500	30141500	30141500	30141500	30141500	30141500	30141500
Aluminum	Aluminum	Plastic	Aluminum	Vinyl		Plastic	Plastic	Plastic