Sikaflex 221
  • Sikaflex 221

Sikaflex 221

4393

Sikaflex 221 (available as a pack of 12 x 300cc or 20 x 600cc cartridges) is a high quality multi-purpose non-sag 1 component polyurethane sealant that cures on exposure to atmospheric humidity to form a durable elastomer. It bonds well to a wide variety of substrates and is suitable for making permanent elastic seals of high adhesive strength.

Colour
  • Current colour: Black
Choose a colour
Close colour picker
  • White
  • Black
  • Brown
  • Grey
Size
£124.98
VAT excluded

£149.98 Tax incl.
Quantity

Description

Sikaflex 221 is a high quality multi-purpose non-sag 1 component polyurethane sealant that cures on exposure to atmospheric humidity to form a durable elastomer. Sikaflex 221 meets ASTM C920 and Federal Specifications TT-S-00230C and is manufactured in accordance with ISO 9001/14001, quality assurance system and with the responsible care program. Suitable substrates include metals, metal primers and 2 pack paint coatings, ceramic materials and plastics.

Features & Benefits

  • 1 component formulation
  • Elastic
  • Low odour
  • Resistant to ageing
  • Non-corrosive
  • Can be overpainted
  • Can be sanded
  • Bonds well to a wide variety of substrates
  • NSF approved for incidental food contact

Sikaflex 221 bonds well to a wide variety of substrates and is suitable for making permanent elastic seals of high adhesive strength. Suitable substrate materials include metals, metal primers and paint coatings (2 component systems), ceramic materials and plastics. Seek manufacturer’s advice before using on transparent and pigmented materials that are prone to stress cracking. This product is suitable for experienced professional users only. Test with actual substrates and conditions have to be performed to ensure adhesion and material compatibility.

For more details please download the product data sheet from the 'DATASHEETS' tab above.

It is your responsibility to read the Product Data Sheets (available below) before you place an order and prior to application of the product. The content of this website is our best recommendation and is not advice. Coverage rates quoted are approximate, you agree that coverage depends on the condition of the substrate, surface absorption, texture and application method. We ALWAYS recommend a trial area is coated to ensure the product meets your requirements before use.

Product Details
4393

Data sheet

Touch Dry
1 Hour
Attachments
Download


Customer agrees that before placing an Order, Customer has read and understood the most up to date Product Data Sheet for the Product. Where we have access to the Product Data Sheet from the manufacturer, we will either provide a copy on request, or include a link to the Product Data Sheet available on the manufacturer’s website. Customer further agrees that we have no liability for any errors or omissions contained within the Product Data Sheets. For more information, please see our Terms & Conditions of Sale.


Be the first to ask a question about this product!


Question about the product

* Required fields
(read)
Send
16 other products in the same category:

Remmers Injection Mortar

Remmers Injection Mortar is a fluid mineral filling and injection mortar for strengthening hollow cavity and loose masonry work according to WTA Code of Practice 4-3-98-D. It is also used for filling joints, especially when replacing stones and filling bore holes after impregnation or injection against rising damp in masonry in the Remmers Kiesol System....

Price £102.00
In stock

Sika Boom GS

Sika Boom GS is a 1-part, expansive, gun applied polyurethane fixing foam used for fixing, insulating and filling connection joints and for insulation against sound, cold and draughts etc.

Price £94.09
In stock

SikaBond AT Metal

SikaBond AT Metal is a one part, solvent-free, elastic adhesive for porous and non-porous substrates, particularly for metals and for the following applications: Internal and external bonding of metal façade and roof elements, roof coverings, cover plates, metal sheets, sky lights, bonding of metal cladding etc. Excellent workability, short cut off...

Price £177.72
In stock

Sikaflex PRO-3

Sikaflex PRO-3 (available in packs of 20x 600cc sausages) is a 1-part, high performance, chemical and abrasion resistant polyurethane sealant for interior and exterior flooring and water industry applications. Image already added

Price £177.31
In stock

Sikaflex AT Connection

Sikaflex AT Connection (available in packs of 20 x 600cc sausages) is a universal construction sealant for connection joints that is a one part, solvent based, PU hybrid that is UV resistant and permanently elastic.

Price £104.66
In stock

SikaProof Primer 01

SikaProof Primer 01 is solvent-dispersed synthetic rubber and resin based used as a primer for SikaProof waterproofing system to increase the adhesion and bond to the comply substrate. High adhesion and bonding ability on various substrates, good binding ability for dust and loose particles, quick drying time, especially at low temperatures, ready to use...

Price £74.43
In stock

Sikaflex Construction+

Sikaflex Construction+ (available in packs of 20 x 600cc sausages) is a 1-part, moisture curing, flexible sealant suitable for movement and connection joints in concrete and masonry facades. Image already added

Price £127.80
In stock

SikaSeal 146 Building Silicone

SikaSeal 146 Building Silicone is a low modulus, neutral cure RTV silicone sealant that adheres to a wide range of both porous and non porous surfaces without the need for priming - including glass, metals, plastics and wood, low dirt pick up, excellent flexibility, excellent external weathering properties, suitable for use on polycarbonate. Image...

Price £40.65
In stock

SikaBoom GS (Gun Grade)

SikaBoom GS (Gun Grade) is used for fixing, insulating and filling connection joints around window and door frames, around air-conditioning vents and roller blind housings etc. It is also used for insulation against sound, cold and draughts etc.

Price £75.18
In stock

SikaFuko Eco 1 CombiPack

SikaFuko Eco 1 is an injectable hose system to seal construction joints in watertight structures against water and salt water ingress. It is cast into the construction joints with the concrete. When it is necessary to seal or reseal the construction joints, it can be injected with the most suitable Sika Injection materials based on acrylic and...

Price £1,413.72
In stock

SikaFuko VT 2 CombiPack

SikaFuko VT 2 is an injectable hose system with unique integral ‘valves’ for sealing and possibly resealing construction joints in watertight structures against water and salt water ingress. To seal the joint SikaFuko VT 2 can be injected with suitable Sika injection materials including acrylic and polyurethane resins, or microfine cement suspensions.

Price £1,908.52
In stock

Sika Injection 201 CE

Sika Injection 201 CE is a very low viscous, elastic and solvent-free polyurethane injection resin. In contact with water, a uniform, closed and therefore watertight pore structure forms, which is elastic and flexible. Used for permanent watertight sealing with some flexibility to absorb limited movement, in dry, damp or water-bearing cracks and joints in...

Price £447.68
In stock

Remmers IR PUR 2K 150

Remmers IR PUR 2K 150 is a two-component, flexible PUR injection resin for sealing water-bearing cracks and porous, water-soaked areas in concrete and masonry, grouting of construction joints and dilatable filling of cracks.

Price £31.99
In stock

Remmers Joint Mortar

Remmers Joint Mortar is a dry mortar for the repair of masonry work joints made of mineral binders, natural aggregates and alkali resistant, lightfast pigments. For the production of horizontal and vertical joints in walls, pillars and partition walls made of load-bearing and non-load-bearing masonry work and for subsequent, manually applied pointing in...

Price £72.00
In stock

Carboline Splash Zone A-788

A solvent-free patching compound used for repairing pits, cracks and voids in steel, concrete, wood and other surfaces. Has the unique ability to be mixed, applied and cured underwater. Top Features Designed for underwater and other wet applications Self-priming on most surfaces and over most generic types of coatings VOC compliant to...

Price £250.50
In stock