Top 9 Kerf Door Seal – Door Molding & Trim

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1. Frost King

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Frost King DS8B/25 Replacement Seal for Kerfed Millwork Doors 1" x 8 ft, Brown

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Frost King #ad - Fills gaps up to 1". Stays flexible in low temperatures for a tight seal. Soft-cell foam enclosed in a tear-resistant cover. Includes pvc insert with extended flange for fast and easy kerf insertion.
BrandFrost King #ad
ManufacturerThermwell #ad
Height96 Inches
Length0.5 Inches
Width1 Inches
Part NumberDS8B/25
ModelDS8B/25

2. Trademark Hardware

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Full Set, 36" x 84" White, TMH"Q" Foam Kerf Weather Stripping for Doors

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Trademark Hardware #ad - Rigid pvc flange easily applied to kerf door frame. Color is white - strips are sized 1 header 36" and 2 Jambs 84" - Can be easily resized with scissors. New and improved - now with firmer foam and extra reach. Q" foam is constructed from soft cell foam enclosed by an embossed, tear resistant, low-friction, UV Stable polyethylene cover.
BrandTrademark Hardware #ad
ManufacturerTrademark Hardware #ad
Height0.5 Inches
Length84 Inches
Width2 Inches
Part NumberQ102W-3684
ModelTHQ102-3684

3. Frost King

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White, 1" x Feet, Frost King DS8W/25 Replacement Door Seal for Kerfed Millwork Doors

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Frost King #ad - Fills gaps up to 1". Stays flexible in low temperatures for a tight seal. Includes pvc insert with extended flange for fast and easy kerf insertion. Soft-cell foam enclosed in a tear-resistant cover.
BrandFrost King #ad
ManufacturerThermwell #ad
Height96 Inches
Length0.5 Inches
Weight0.23 Pounds
Width1 Inches
Part NumberDS8W/25
ModelDS8W/25

4. Trademark Hardware

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TMH Magnetic Kerf Weather Stripping for Metal Doors, Full Set 36" x 84" White

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Trademark Hardware #ad - Magnet strip is in one 84" and 36" piece. Set includes 3 pieces - two at 84 inches and one at 36 inch. Improved Extra Strength Magnet. Easily trim with utility knife. High quality magnetic Weather Stripping for Metal Doors - White Color. Other 84" is compression piece No Magnet for hinge side.
BrandTrademark Hardware #ad
ManufacturerTrademark Hardware #ad
Height0.5 Inches
Length84 Inches
Width1 Inches

5. M-D Building Products

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M-D Building Products 67967 Kerf Style 36 Inch Vinyl Replacement Door Bottom with Vinyl Fins, Brown 2 Pack

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M-D Building Products #ad - Improve the energy efficiency of your home. Easy to install. Kerf style replacement. Brown finish. Vinyl finned insert.
BrandM-D Building Products #ad
ManufacturerM-D Building Products #ad
Part Number67967-2

6. M-D Building Products

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Beige, 35-3/4-Inch, M-D Building Products 43820 Replacement Door Bottom

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M-D Building Products #ad - Inserts into slots in bottom of door to provide a weathertight seal. Replaces many 1-3/4-Inch Pre-hung style door bottoms. Seals gaps up to 1/2-Inch high. All season protection against drafts, moisture, dust and insects. Save energy and money year-round.
BrandM-D Building Products #ad
ManufacturerM-D Building Products #ad
Height0.5 Inches
Length36 Inches
Weight0.42 Pounds
Width2 Inches
Part Number43820
Model43820

7. BetterDoor

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Endura Bronze .650" Reach Foam Kerf Weather Stripping 37" x 97" Single Door Kit

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BetterDoor #ad - Package contains 1 37" header piece and 2 97" jamb pieces. Protection against air and water infiltration. Insert is rigid pvc and is easily pushed into door frame, trim to length. Continues to snap back into shape despite bending and twisting.
BrandBetterDoor #ad
ManufacturerEndura Products Inc #ad
Part NumberBDAZ-QEBD650-6068

8. Trademark Hardware

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20 feet Long, Bulb/Ring Shape, TMH Pure Silicone Kerf Weatherstrip for Doors, Black

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Trademark Hardware #ad - Bulb dimensions: 7/16" x 3/8", kerf Dimensions: 5/16" x 1/8". 20 ft length roll - Black Color. Made of high quality pure silicoNE - Remains Durable in high and low temperatures. Unique design for superior traction in Kerf - Easy Installation into Kerf channel. Compatible with gaps with a minimum space of 1/16" and maximum space of 3/8".
BrandTrademark Hardware #ad
ManufacturerTrademark Hardware Inc #ad
Height1 Inches
Length9 Inches
Width9 Inches

9. M-D Building Products

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White, M-D Building Products 70068 Ultra Kerf Weatherstrip, 96"

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M-D Building Products #ad - White finish. U. L. Ideal for commercial or residential use. All season protection against drafts, moisture, dust and insects. Kerf installation. Rated.
BrandM-D Building Products #ad
ManufacturerM-D Building Products #ad
Height0.56 Inches
Length97 Inches
Weight0.1 Pounds
Width1.13 Inches
Part Number70068
Model70068