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Home   Our Catalog   Tapes, Adhesives & Sealants   Caulk

Caulk - 338 - Page 3 - Blowout Sale! Save up to 61%


Blowout Sale! Up to 61% off on Caulk at In The National Interest, Page 3. Top brands include C.R. Laurence, Sashco, Corning, Red Devil, McNett, Flex Seal Liquid, 3M, Loctite, DAP, Trademark Soundproofing, Sika, Dicor, Gorilla, GE, & Homax. Hurry! Limited time offers. Offers valid only while supplies last.



5/8'' Closed Cell Backer Rod - 100 ft Roll
5/8" Closed Cell Backer Rod - 100 ft Roll
By C.R. Laurence
In Stock
$11.49

mpn: EF58C,

4.7 out of 5 stars with 283 reviews
Allows Easy Control of Sealant Application Thickness Won't Adhere to Sealants - No Bond Breaker Needed Compatible with All Cold-Applied Sealants Easy To Install Closed Cell Backer Rod is a round, flexible, closed cell polyethylene foam with an exter...


Sashco Inc 13010 6 Pack 10.5 oz. Lexel Adhesive Caulk, Clear
Sashco Inc 13010 6 Pack 10.5 oz. Lexel Adhesive Caulk, Clear
By Sashco
In Stock
$47.09

mpn: 13010, ean: 0031525130101,

4.9 out of 5 stars with 198 reviews
Lexel is the "duct tape" of all caulks, super-elastic, superior adhesion and paintable. Lexel sealant is 19 times clearer than silicone and won't yellow or cloud up over time. Adheres to aluminu, brass, steel, copper, silver, ABS, vinyl, nylon, PVC,...


Dow Corning 3145 Silicone Adhesive Clear Sealant (3oz 90 mL, -45 to 200°C) - Unbeatable Toughness and Flexibility - Airtight Seal - Superior Adhesion - Easy 1-Component Application - Dries in 55 Mins, Cures in 48 Hrs
Dow Corning 3145 Silicone Adhesive Clear Sealant (3oz 90 mL, -45 to 200°C) - Unbeatable Toughness and Flexibility - Airtight Seal - Superior Adhesion - Easy 1-Component Application - Dries in 55 Mins, Cures in 48 Hrs
By Corning
In Stock
$39.94
$32.89
You Save: 18%

mpn: 162-8153S, ean: 0632963649936,

4.2 out of 5 stars with 257 reviews
Use for sealing openings in modules and housings, assembly of components on pcbs, and around wired and electrical leads.faster in-line processing with optional heat acceleration.UNBEATABLE TOUGHNESS and FLEXIBILITY - Dow Corning 3145 sealant is non-f...


Red Devil 089650 Extreme Temperature HVAC/R Silicone Sealant, 280 ml, Aluminum
Red Devil 089650 Extreme Temperature HVAC/R Silicone Sealant, 280 ml, Aluminum
By Red Devil
In Stock
$14.35
$13.95
You Save: 3%

mpn: 089650, ean: 0075339089651,

4.3 out of 5 stars with 229 reviews
Red Devil extreme temperature HVAC/r silicone sealant is a superior quality sealant made especially for HVAC/r applications. It provides long-lasting weather-resistant seals and offers excellent adhesion, flexibility and durability. It adheres to met...


Gear Aid Seam Grip Repair Adhesive and Sealant, 8 Ounce
Gear Aid Seam Grip Repair Adhesive and Sealant, 8 Ounce
By McNett
In Stock
$22.99

mpn: 10910, ean: 0095229384789,

4.0 out of 5 stars with 225 reviews
Seam Grip WP is a tent seam sealer that goes above and beyond. As a waterproof sealant, it keeps you and your gear dry. This sealant works on all types of fabric, so you can seal up to 12' of tents, backpacks and more. Make a quick tent repair with ...


Sashco 30120 1-1/8-Inch by 10-Feet Pre-Caulking Filler Rope Backer Rod, Grey
Sashco 30120 1-1/8-Inch by 10-Feet Pre-Caulking Filler Rope Backer Rod, Grey
By Sashco
In Stock
$14.97
$5.80
You Save: 61%

mpn: 30120, ean: 0031525301204,

4.8 out of 5 stars with 297 reviews
Sashco Pre-Caulking Filler Rope Backer Rod is a 1-1/8-Inch by 10-foot soft cell backer rod with water-resistant skin.Easy to fit - soft and pliable so it fits into the joint easily. Water resistant - unlike open cell backer rod, it repels water to he...


Flex Seal Liquid LFSWHTR01 Gallon Flex Seal Liquid, White
Flex Seal Liquid LFSWHTR01 Gallon Flex Seal Liquid, White
By Flex Seal Liquid
In Stock
$94.97

mpn: LFSWHTR01, ean: 0853517006368,

4.9 out of 5 stars with 142 reviews
As seen on TV, gallon, white, flex seal liquid, non-toxic, easy to use, pour, brush or roll on with roller, seeps into cracks & holes, seals out water, lasts for years, stays flexible & pliable, will not sag or drip in summer heat, will not crack or ...


3M 1000NS-CART 10.1 Oz. Fire Barrier Water Tight Sealant (Pack of 1)
3M 1000NS-CART 10.1 Oz. Fire Barrier Water Tight Sealant (Pack of 1)
By 3M
In Stock
$14.49
$10.32
You Save: 29%

mpn: 051115115356, ean: 0051115115356,

4.7 out of 5 stars with 172 reviews
NS Series- No slumping of vertical joints, gravity will hold positioning. Ready to use with a standard or bulk caulking gun or pneumatic pumping equipment. Cures in 20-40 minutes. Used to firestop openings and penetrations on fire rated floor stabs, ...


Red Devil Painters Caulk White, 10.1 Oz, Case of 12
Red Devil Painters Caulk White, 10.1 Oz, Case of 12
By Red Devil
In Stock
$23.88

mpn: 074612, ean: 0075339007464,

4.4 out of 5 stars with 227 reviews
An acrylic latex caulk designed for easy paintability. It provides a tight waterproof seal and can be used on most common construction surfaces. Use with all types of paint when dry. 25 year warranty and can be used for interior & exterior applicatio...


Sashco 10002 10.5oz Big Stretch Acrylic Latex High Performance Caulking Sealant, 10.5 oz Cartridge, Almond
Sashco 10002 10.5oz Big Stretch Acrylic Latex High Performance Caulking Sealant, 10.5 oz Cartridge, Almond
By Sashco
In Stock
$5.99
$5.07
You Save: 15%

mpn: 10002,

4.5 out of 5 stars with 29 reviews
Homes move. Window frames pull away from the siding and doors shift against the brick. Houses settle when temperature changes, the rain falls, the wind blows and the earth quakes. Most caulks can’t take it – they dry hard and crack. Big-Stretch H...


Loctite Heavy Duty Epoxy Quick Set 8-Fluid Ounce Bottle (1365736)
Loctite Heavy Duty Epoxy Quick Set 8-Fluid Ounce Bottle (1365736)
By Loctite
In Stock
$19.99
$11.91
You Save: 40%

mpn: 1365736, ean: 5448095680946,

4.2 out of 5 stars with 84 reviews
We combine innovation and technology leadership and close customer partnership to deliver solutions that are an essential part of countless industrial and consumer goods. We utilize our global presence and our expert knowledge to offer a winning comb...


DAP White Waterproof Silicone Sealant - 9.8-Ounce Cartridge - Pack of 2
DAP White Waterproof Silicone Sealant - 9.8-Ounce Cartridge - Pack of 2
By DAP
In Stock
$12.99

mpn: 08646-2PK, ean: 0710228091062,

4.5 out of 5 stars with 161 reviews
Superior quality tub and tile sealant. Offers long-lasting flexibility and excellent adhesion. Provides a watertight seal around non-porous surfaces, such as ceramic tile and plumbing fixtures. Can be used indoors or outdoors. Safe for incidental foo...


Sound and Fire Rated Acoustical Putty Pads - Box of 10
Sound and Fire Rated Acoustical Putty Pads - Box of 10
By Trademark Soundproofing
In Stock
$59.99

mpn: FBA_APP, ean: 0881314880256,

4.6 out of 5 stars with 39 reviews
Acoustical Pads are designed for those who seek perfection in their soundproofing project. Electrical outlet boxes are a commonly overlooked area, and if not properly secured, soundwaves can easily penetrate the boxes and drastically compromise the s...


3M 08115 Panel Adhesive & 3M 08571 Manual Applicator Gun
3M 08115 Panel Adhesive & 3M 08571 Manual Applicator Gun
By 3M
In Stock
$94.98

mpn: NaN, ean: 0617209847826,

4.9 out of 5 stars with 182 reviews
WARNING: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.(1) 8571 Applicator Gun Supports 200mL C...


SIKA 535570 29 OZ Fast Fix Concrete Rapid Patch
SIKA 535570 29 OZ Fast Fix Concrete Rapid Patch
By Sika
In Stock
$17.48
$10.60
You Save: 39%

mpn: 535570, ean: 0033886101042,

4.7 out of 5 stars with 174 reviews
This product bonds to concrete, and is packaged in a lightweight easy to handle pouch. No primer is needed. It is convenient and works effectively. It is definitely a great quality product.Bonds to concrete. Packaged in a lightweight easy to handle p...


Dicor 501LSG-1 Grey Lap Sealant - 10.3 ounces
Dicor 501LSG-1 Grey Lap Sealant - 10.3 ounces
By Dicor
In Stock
$10.95
$6.00
You Save: 45%

mpn: 501LSG-1, ean: 0677917008186,

4.9 out of 5 stars with 291 reviews
Dicor Helps create a watertight seal along a roofs edges, around air vents, vent pipes and screw heads. Dicor Lap Sealant is a versatile sealant formulated for EPDM roofing but also compatible with any other roofing material. It offers excellent adhe...


Gorilla 100 Percent Silicone Sealant Caulk (2 Pack), 2.8 oz, Clear
Gorilla 100 Percent Silicone Sealant Caulk (2 Pack), 2.8 oz, Clear
By Gorilla
In Stock
$11.91
$11.79
You Save: 1%

mpn: 8090001-2, ean: 0052427809001,

4.1 out of 5 stars with 150 reviews
Gorilla 8090001-2 100% Silicone Sealant (2 Pack), 2.8 oz, ClearIncredibly versatile 100% silicone sealant that dries translucent clear. Best for sealing gaps or cracks between two surfaces; Works on window, door, kitchen, bath, gutters, auto, marine ...


SWIFT RESPONSE LFSBLKR32 32 oz Flex Seal Liquid, Black
SWIFT RESPONSE LFSBLKR32 32 oz Flex Seal Liquid, Black
By Flex Seal Liquid
In Stock
$32.09

mpn: LFSBLKR32, ean: 0853517006290,

4.0 out of 5 stars with 282 reviews
SWIFT RESPONSE LFSBLKR32 32 oz Flex Seal Liquid, BlackPour, Brush or roll on with roller. Non-toxic, easy to use. Sweeps into cracks & holes, seals out water. Lasts for years, stays flexible & pliable. Will not sag or drip in summer heat, will not cr...


General Electric GE5020 Concrete and Masonry Silicone II Caulk, 10.1-Ounce, Light Grey
General Electric GE5020 Concrete and Masonry Silicone II Caulk, 10.1-Ounce, Light Grey
By GE
SKU: #510503
In Stock
$7.35

sku: 510503, mpn: GE5020, ean: 0077027050202,

4.9 out of 5 stars with 296 reviews
GE Silicone II* Concrete & Masonry 100% Silicone THREE-HOUR RAIN-READY - Caulk has to have enough time to build adhesion to the surface and cure or dry adequately so it won't wash away when exposed to water. That means if rain is in the forecast, ho...


Homax - 3535 Fast Acting Waste Away Paint Hardener – 3.5oz (6 Pack)
Homax - 3535 Fast Acting Waste Away Paint Hardener – 3.5oz (6 Pack)
By Homax
In Stock
$16.44

mpn: 3535, ean: 0041072035354,

4.1 out of 5 stars with 108 reviews
Homax - 3535 Fast Acting Waste Away Paint Hardener – 3.5oz (6 Pack)...



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