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Model #43846

Store SKU #435400

3/8 in. x 17 ft. White Silicone/Rubber Lifetime Weatherstrip for Extra Large Gaps

  • Ideal for sealing out bugs, cold, dirt, and dust
  • EPDM rubber material for durability and flexibility
  • Suitable for 3/8 in. gaps
  • See More Details

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Product Overview

The MD Building Products Thermalblend 3/8 in. x 17 ft. Weatherseal is durably made from a silicone and EPDM rubber blend that retains its flexibility even in extreme hot- and cold temperatures. It helps seal gaps up to 3/8 in.
  • Seals out drafts and dust around doors and windows while helping to save energy
  • Enough material for 1 door or 2 average-size windows
  • Unique wave profile expands and contracts to seal gaps up to 3/8 in.
  • Remains flexible from -40 degrees to 140 degrees Fahrenheit
  • High-performance silicone/EPDM rubber blend
  • Click here to learn more about Eco Options and Energy Efficiency

Info & Guides

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Price
Ratings
(91)
(111)
(71)
(82)
MaterialOtherOtherPolyurethane FoamOther
Builders Hardware Product TypeWeatherstripFoam TapeFoam TapeFoam Tape
Unspooled Length (ft.)17171320.0
View ProductView ProductView ProductView Product

Specifications

Dimensions

Product Depth (in.)
204
Product Height (in.)
0.38 in
Product Width (in.)
0.38 in
Unspooled Length (ft.)
17

Details

Builders Hardware Product Type
Foam Tape
Color Family
Whites
Color/Finish
White
Density
19.0
Hardware Color Family
White
Material
Other
Returnable
90-Day

Warranty / Certifications

Manufacturer Warranty
No

Questions & Answers

15Questions31Answers

I live in a school bus converted into a rv “skoolie”. I have cleaned my surfaces on my rear doors...

Asked by Me November 4, 2020
2
Answers

Try cleaning the rubber with acetone first.

Will this stick on concrete floor?

Asked by Docjph September 6, 2020
2
Answers

If the concrete is cured and clean, it should.

Can I use this to waterproof around window?

Asked by Hec July 20, 2020
4
Answers

I would say that you are taking a chance.

is this latex free?

Asked by bean May 14, 2020
3
Answers

i have no idea. You can contact the manufacture.

Can I use this to seal a countertop porcelain sink? It should would look better than caulk.

Asked by CLB January 23, 2020
5
Answers

NO!! Caulk is the best product to use.

Can this be painted?

Asked by Bart140 January 13, 2020
2
Answers

Yes you have to use oil base primer first Than paint it with your final choice

Will this help to prevent air leak from the entrance door of my house?

Asked by Aby April 1, 2019
3
Answers

They do make wider strips for doors

How do I cash in on the lifetime guarantee aspect?

Asked by TK February 15, 2019
2
Answers

Your surface had a foreign substance The surface needs to be clean before installing the strips.

Can this product be used as a seal on a curved shower base? Is this product watertight?

Asked by Scrimshaw August 14, 2018
4
Answers

Sorry I would not use it for water tight around the tub or shower areas,

what is its minimum thickness when compressed? I want to use it as a seal around a rear vent bet...

Asked by jackofalltrades January 2, 2018
4
Answers

Please don’t compress it to hard, opening around the seal might leak

3/8 in. x 17 ft. White Silicone/Rubber Lifetime Weatherstrip for Extra Large Gaps - page 2

Customer Reviews

  • 3.8
    out of 111 reviews
  • 85% recommend this product
Filter by:
Showing 1-10 of 111 reviews
This product was easy to cut to size and install , it took only a few minutes
This product was easy to cut to size and install , it took only a few minutes
by DD
Rating provided by a verified purchaser...
Rating provided by a verified purchaser
by HomeDepotCustomer
Rating provided by a verified purchaser...
Rating provided by a verified purchaser
by HomeDepotCustomer
by RT
Perfect for my windows....
Perfect for my windows.
by MICHAEL
Worked great around door, stuck well. I replaced an old black cracking one that looked terrible o...
Worked great around door, stuck well. I replaced an old black cracking one that looked terrible on white door frame.
by LUZ
Rating provided by a verified purchaser...
Rating provided by a verified purchaser
by HomeDepotCustomer
by EILEEN
It keeps the wind and water out adequately...
It keeps the wind and water out adequately
by HomeDepotCustomer
Adhesive is not strong....
Adhesive is not strong.
by HomeDepotCustomer
Response from MDBuildingProductsSupportApr 16, 2021
Thank you for your review. We hate to hear the product did not meet your expectations, please call our customer service at 800-654-8454 so we can discuss other options or offer a replacement.
Showing 1-10 of 111 reviews