SIKA - Sikaflex-221, Black, Multi-Purpose Sealant/Adhesive, Polyurethane Fast Curing Sealant, 10.1 fl. Oz Cartridge & Dicor BT-1834-1 1/8" x 3/4" x 30' Butyl Seal Tape

Key features

•Product 1: Highly elastic and multi-purpose, Sikaflex-221 is suitable for making permanent elastic seals of high adhesive strength.
•Product 1: PERFORMANCE: 1-C formulation. NSF approved for drinkable water and incidental food contact. Can be sanded and painted.
•Product 1: DURABILITY: Resistant to weathering exposure. Lower VOC's.
•Product 1: SUPPORTS: Bonds well to a wide variety of substrates: wood, metals, metal primers and paint coatings (2-c systems), ceramic materials and plastics.
•Product 2: Dicor Butyl Tape - Ideal for sealing uniquely shaped joints
•Product 2: Installs quickly, without gaps

BrandSIKA

CategoryButyl Tape

ColorBlack

SIKA - Sikaflex-221, Black, Multi-Purpose Sealant/Adhesive, Polyurethane Fast Curing Sealant, 10.1 fl. Oz Cartridge & Dicor BT-1834-1 1/8" x 3/4" x 30' Butyl Seal Tape

List Price: $55.28$49.75DEALYou Save: $5.53 (10%)

Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 25, 2026In Stock (1)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection

Related products

TREX

$Trex Protect Joist Butyl Tape 1-5/8\" x 50\', Set of 2$

Trex Protect Joist Butyl Tape 1-5/8\" x 50\', Set of 2

List: $69.72$62.75DEAL

Heelos

$Heelos Butyl Deck Joist Tape for Decking, 1-5/8\'\'x 50\', 10 Pack - Weatherproof Butyl Sealant Deck Tape, Waterproof Butyl Joist Tape for Decks, Self-Adhesive Flashing Tape for Beams and Roof Joists$

Heelos Butyl Deck Joist Tape for Decking, 1-5/8\'\'x 50\', 10 Pack - Weatherproof Butyl Sealant Deck Tape, Waterproof Butyl Joist Tape for Decks, Self-Adhesive Flashing Tape for Beams and Roof Joists

List: $145.49$130.94DEAL

Amazing Works

$Amazing Works Joist Tape for Decking - Heavy Duty Joist Tape, 2 x 50\' Waterproof & Weatherproof Deck Flashing Tape Protects The Top of The Joist, Beam from Moisture and Rot (2\" x 50\', 8 Pack)$

Amazing Works Joist Tape for Decking - Heavy Duty Joist Tape, 2 x 50\' Waterproof & Weatherproof Deck Flashing Tape Protects The Top of The Joist, Beam from Moisture and Rot (2\" x 50\', 8 Pack)

List: $130.88$117.79DEAL

XFasten

Butyl Tape RV Black, 3/4 in x 45 Ft, 1/8 in Thick EDPM Butyl Rubber Sealant Tape - Roof Patching, Boat Sealing, Leak Proof Butyl Putty Tape - XFasten

List: $36.84$33.16DEAL

Aiglille

$Aiglille Super Waterproof Tape 2\" W X 16\'L, Leak Butyl Sealant Tape for Outdoor Use, RV Repair, Boat and Pipe Sealing, Roof Crack, Deck, Pool, Silver$

Aiglille Super Waterproof Tape 2\" W X 16\'L, Leak Butyl Sealant Tape for Outdoor Use, RV Repair, Boat and Pipe Sealing, Roof Crack, Deck, Pool, Silver

List: $27.14$24.43DEAL

TREX

Trex RainEscape Butyl Waterproof Tape Roll 4 in. x 50 ft.

List: $96.60$86.94DEAL

AMOGATO

AMOGATO Premium Joist Tape for Decking – 2 Inch x 50 Feet Joist Butyl Tape, Waterproof Deck Wrap Tape – Suitable for Various Surfaces Including Wood, Metal, Plastic, and Rubber

List: $31.02$27.92DEAL

Second Skin

Second Skin Butyl Sealant Tape – Butyl Rubber Sealant, Multi-Purpose Butyl Rope, and Putty Tape for Automotive (Car, RV, Marine) – 1/4” x 1/2" x 20’ – Made in The USA

List: $41.03$36.93DEAL