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SIGA Majvest 500 SA is a high-performance self-adhered, vapour-permeable exterior air and weather barrier membrane designed for direct application to common building substrates.
The 60" × 100' roll provides 500 sq. ft. of coverage, making it ideal for full-wall applications where fast installation and continuous exterior protection are required.
Its reverse face is coated with a pressure-sensitive adhesive that bonds directly to common substrates including concrete, plywood, gypsum and metal without primer in most applications. This helps reduce installation steps, labour and additional materials on site.
Majvest 500 SA also features a 50/50 split, tear-resistant release liner for easier positioning and installation. Its strong adhesion at both high and low temperatures makes it suitable for year-round construction
SIGA Majvest 500 SA is a high-performance self-adhered, vapour-permeable exterior membrane designed to provide continuous air and weather protection for wall assemblies.
The 18" × 100' roll provides 150 sq. ft. of coverage, making this narrower format ideal for detailed areas, transitions and smaller sections where a full-width membrane is unnecessary.
The reverse face is coated with a pressure-sensitive adhesive for direct bonding to common building materials. SIGA states that Majvest 500 SA adheres to substrates including concrete, plywood, gypsum and metal without primer, helping reduce installation steps and labour.
Its 50/50 split, tear-resistant release liner makes positioning and installation easier, while strong adhesion at both high and low temperatures supports year-round installation.

Dymonic® 100 SSG White is a single-component, medium-modulus, non-sag polyurethane sealant designed for high-movement joints and perimeter sealing applications. It provides durable, long-lasting adhesion to concrete, masonry, aluminum, metal, vinyl, and other common building materials. Ideal for expansion and control joints, window and door perimeters, precast concrete panel joints, and rough opening flashing applications, Dymonic 100 SSG offers excellent weather resistance, UV stability, and flexibility for both interior and exterior use. It is paintable after curing and suitable for new construction and restoration projects

| FASTENER: Self-Stick Washer with Pin: 2.5in H x 2in W x 2in L. Sold separately - OR by the box upon request. |

Designed to create a secure seal around electrical wires exiting a building, our gasket ensures optimal energy efficiency and weather protection for both residential and commercial structures.
Constructed with high-quality materials, our Air Barrier Gasket effectively prevents air leakage, drafts, and moisture infiltration at these vulnerable points. This not only enhances the overall insulation of the building but also helps to maintain indoor comfort levels while reducing energy costs.
Our gasket is easy to install, making it a cost-effective solution for contractors and builders looking to meet stringent building codes and improve the performance of their projects. By choosing our Air Barrier Gasket for Electrical Wire Penetrations, you're investing in a reliable and durable product that delivers long-lasting results.
Upgrade your construction projects with Air Barrier Innovations' Air Barrier Gasket for Electrical Wire Penetrations today.

Are you tired of wasting time cutting gaskets for 1” - 2” pipes? The 1” - 1.5” Air Barrier Gasket provides a perfect solution for builders looking to save time and money while sealing homes and buildings effectively.
This air barrier gasket is designed to fit 1” - 2” pipes with precision, eliminating the need for cutting and resizing. With easy installation, builders can seal off spaces efficiently, ensuring maximum energy savings for the long term.
Stop wasting valuable time on manual labor and start maximizing your efficiency with our 1” - 2” Air Barrier Gasket today. Choose quality, choose savings, choose Air Barrier Innovations.
DELTA® MULTI-BAND is a premium acrylic adhesive sealing tape designed to create durable, airtight, and weather-resistant seals in residential and commercial building envelope systems. Engineered for long-term performance, it securely bonds membrane overlaps, window and door flashings, penetrations, and transitions while helping maintain a continuous air and moisture barrier.
Its aggressive acrylic adhesive provides excellent adhesion to a wide range of construction materials, including wood, OSB, plywood, concrete, masonry, metal, rigid insulation, and compatible building membranes. The flexible backing conforms easily to corners and irregular surfaces, making installation fast and reliable in both new construction and renovation projects.
Whether you're sealing wall assemblies, roof details, or window installations, DELTA® MULTI-BAND delivers dependable protection against air leakage and moisture intrusion, helping improve energy efficiency and the long-term performance of the building envelope.
Key Features
- High-performance acrylic adhesive for long-lasting durability
- Creates airtight and weather-tight seals
- Excellent adhesion to wood, OSB, plywood, concrete, masonry, metal, and rigid insulation
- Ideal for membrane overlaps, flashing details, penetrations, and transitions
- Flexible backing conforms to corners and irregular surfaces
- Helps improve energy efficiency by reducing air leakage
- Suitable for residential and commercial construction
- Compatible with DELTA® air and weather barrier systems

Are you tired of wasting time cutting gaskets for 0.5” - 1” pipes? The 1” - 1.5” Air Barrier Gasket provides a perfect solution for builders looking to save time and money while sealing homes and buildings effectively.
This air barrier gasket is designed to fit 1” - 2” pipes with precision, eliminating the need for cutting and resizing. With easy installation, builders can seal off spaces efficiently, ensuring maximum energy savings for the long term.
Stop wasting valuable time on manual labor and start maximizing your efficiency with our 1” - 2” Air Barrier Gasket today. Choose quality, choose savings, choose Air Barrier Innovations.

Premium 4 inch duct Air Barrier Gaskets - the perfect solution for ensuring airtight seals in your residential or commercial construction projects. Designed with precision and crafted with high-quality materials, our air barrier gaskets are guaranteed to exceed your expectations.
Prevent air leakage, improve energy efficiency, and enhance overall building performance with our easy-to-install 4-inch duct air barrier gaskets. Trust in Air Barrier Innovations to deliver top-notch products that make a difference in the way you approach construction.
Upgrade to excellence with Air Barrier Innovations.
TremGlaze® U1600 is a high-performance, one-component, moisture-curing hybrid sealant designed specifically for window and door installation and glazing applications.
Its low-modulus formulation provides excellent flexibility with ±35% movement capability, while offering aggressive adhesion to common window substrates including wood, vinyl, fiberglass, aluminum and glass.
U1600 provides excellent long-term weather resistance and UV stability and can be painted after sufficient cure. It is suitable for both interior and exterior applications.
COLOR: WHITE
SIGA Wigluv 60 is a high-performance, single-sided exterior adhesive tape designed for permanent windtight and weather-resistant sealing of roof and façade membranes.
The 60 mm × 40 m (2.4" × 131') roll is ideal for membrane overlaps, joints, penetrations and general exterior building-envelope detailing. Its SIGA high-performance adhesive maintains strong adhesion across a wide range of temperatures while the diffusion-open construction helps prevent condensation buildup.
Wigluv 60 is resistant to driving rain, impermeable to water and designed to provide durable protection for roof and façade assemblies.
3M™ Air & Vapor Through Wall Flashing Tape 3015TWF is an impermeable, self-adhered membrane specifically designed for through-wall flashing, damp-proof courses and critical building envelope transitions.
The 9" × 75' roll provides wider coverage for wall openings, transitions, penetrations and flashing details. Its aggressive high-tack acrylic pressure-sensitive adhesive provides excellent adhesion to many common construction substrates without primer in most applications.
3015TWF remains flexible at low temperatures and provides exceptional puncture and abrasion resistance, making it well suited for demanding commercial and residential building envelope applications.
SOPREMA SOPRAMASTIC is a black, solvent-based SBS-modified bitumen mastic designed to complement bituminous waterproofing membranes. It provides strong adhesion to a wide range of construction materials and can be used as a jointing mastic, caulking material, and joint filler.
SOPRAMASTIC is ideal for waterproofing details on roofs, foundation walls, and wall assemblies, particularly where bituminous membranes require additional sealing at joints, edges, transitions, and other detailing areas. It is applied using a standard cartridge gun and can be installed at temperatures as low as -10°C (14°F).
SIGA Majvest 200 is a high-performance, mechanically fastened exterior façade membrane designed to provide permanent protection against wind and rain while remaining diffusion-open.
The 1.5 m × 50 m (59" × 164') roll provides 75 m² / approximately 807 sq. ft. of coverage. Its three-layer construction is tear-resistant, flexible and designed for fast, secure installation on exterior wall assemblies.
Majvest 200 protects the wall structure and thermal insulation from exterior weather while allowing water vapour to diffuse outward. Printed cutting and bonding guides simplify installation and detailing on site. This version does not include an integrated adhesive strip.
STEGO Wrap 15-Mil Vapor Barrier is a high-performance below-slab vapor barrier designed for demanding concrete slab and foundation applications.
The heavy-duty 15-mil membrane provides durable protection against moisture vapor and soil gases migrating through the slab. The 14' x 100' roll provides 1,400 sq. ft. of material, allowing large areas to be covered efficiently while reducing the number of seams required.
STEGO Wrap can be integrated with STEGO Tape, STEGO Tack Tape and termination accessories to create a complete below-slab vapor barrier system.
SIGA Fentrim 230 Grey is a robust, pre-folded high-performance adhesive tape designed for sealing exterior connections around window and door frames in solid and metal structures.
The 15/85 mm × 25 m (4" × 82') roll features a 15 mm pre-folded section for fast bonding directly to the window or door frame, while the wider 85 mm section provides additional coverage onto the adjoining substrate.
Fentrim 230 provides extremely high adhesive strength across the entire surface and creates an immediately tight connection. It can be bonded at temperatures down to -10°C (14°F), allowing reliable exterior window installation throughout the year
The Centrotherm AE DBox 206H from the 200 Series is a high-quality distribution box designed for use with Air Excellent semi-rigid duct systems. It efficiently channels air from HRV/ERV units to multiple ducts, ensuring balanced airflow and optimal system performance.
Featuring airtight construction and a durable build, the DBox 206H minimizes air leakage, reduces noise, and maintains energy efficiency. Its compact design allows for flexible placement in residential or commercial ventilation projects, while its secure connections make installation straightforward.
6-port distribution box.
SIGA Majvest 200 is a high-performance, mechanically fastened exterior façade membrane designed to provide durable protection against wind and rain while remaining diffusion-open.
This 18" × 164' roll provides a narrower format for building-envelope applications where a full-width membrane is not required. It is well suited for detailed exterior wall areas, transitions and smaller sections requiring a vapour-permeable weather-resistant barrier.
Majvest 200 helps protect exterior wall assemblies and thermal insulation from weather while allowing water vapour to diffuse outward.
DELTA®-REFLEX is a premium reflective air and vapour barrier membrane designed to improve the energy efficiency and durability of wall and ceiling assemblies. Its low-emissivity aluminum surface reflects radiant heat back into the building while providing a continuous air and vapour barrier to help reduce heat loss and control moisture.
Ideal for residential and commercial construction, DELTA®-REFLEX helps create an airtight building envelope while minimizing the risk of condensation within wall cavities. The durable membrane is easy to install and is compatible with the complete DELTA® sealing system for long-lasting performance.
Whether you're building a new home or upgrading an existing structure, DELTA®-REFLEX provides reliable protection against air leakage and moisture while improving overall thermal performance.
Key Features
- Reflective aluminum surface helps improve thermal performance
- Functions as both an air barrier and vapour barrier
- Reduces air leakage for improved energy efficiency
- Helps control condensation within wall assemblies
- Durable, tear-resistant construction
- Suitable for residential and commercial applications
- Compatible with DELTA® tapes and accessories
- Easy to install on walls and ceilings
SIGA Majrex 200 is a high-performance moisture-variable vapour control and airtight membrane designed for installation on the warm side of insulation in wall, roof and ceiling assemblies.
Its unique Hygrobrid® technology provides variable vapour control to help manage moisture within building assemblies, reducing the risk of moisture accumulation that can contribute to mould, rot and structural damage.
Majrex is dimensionally stable for fast, wrinkle-free installation and includes printed cutting and installation guides to simplify layout on site. Each 59" × 164' roll provides approximately 807 sq. ft. of coverage.

The J’D Kickout Flashing is engineered to protect one of the most vulnerable areas of a home: the roof-to-wall intersection. Without proper flashing, rainwater can bypass gutters and seep into walls, causing mould, rot, and structural damage.
J’D Kickout Flashing solves this with a seamless, perfectly notched design that integrates easily with siding and directs water safely into the gutter system. Durable and simple to install, it’s the reliable choice for builders and homeowners who want long-lasting moisture protection.
Applications:
Ideal for roof-to-wall intersections on new builds or retrofits, especially where vinyl siding or other cladding requires precise, long-term water management.
Color: Black
Direction: Left
Pro Clima TESCON VANA 60 is a versatile airtight and windtight sealing tape designed for durable building-envelope connections.
The 60mm (2-3/8") width is ideal for everyday membrane seams, overlaps, joints, penetrations and transitions. Its high-performance SOLID acrylic adhesive provides a strong, permanent bond, while the flexible fleece backing conforms easily to common building surfaces.
TESCON VANA can be used for both interior and exterior air-sealing applications and is suitable for connecting air barriers, vapour control membranes and weather-resistive barriers to compatible substrates.

Elevate your construction projects with this top-of-the-line air barrier gasket, engineered for unparalleled airtightness around 2" to 3" pipes. Crafted with premium materials and designed for superior performance, this gasket ensures your buildings meet the strictest energy efficiency standards.
Featuring a durable, weather-resistant composition, our 2" - 3” Air Barrier Gasket creates an impenetrable seal that prevents air leakage, reducing energy costs and improving indoor air quality. Its unique design allows for easy installation, seamlessly integrating with your existing pipe systems without compromising structural integrity.
Air Barrier's 2” - 3" Air Barrier Gasket delivers long-lasting, reliable performance. Upgrade your construction projects with the best-in-class solution for airtight pipe penetrations and experience the difference in energy efficiency and cost savings.
SIGA Hard Rubber Roller
Durable hard rubber roller for creating firm pressure during installation of tapes and self-adhered membranes on all surfaces. Suitable on all SIGA adhesive products.
Roll width 75mm (3").
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The Centrotherm AE 34C Connector Kit is designed to join Air Excellent semi-rigid duct runs quickly and securely. Its airtight construction helps maintain balanced system performance and prevents air leakage, ensuring your HRV/ERV operates at peak efficiency.
Made from durable, high-quality materials, this connector kit is built to withstand years of service in high-performance ventilation systems. Its simple, snap-fit installation saves time on site while delivering a professional, reliable connection.

| ROTHOBLAAS Facade Band UV60 60mm X 25M/Roll (10 rolls/box). Ideal for facade sealing and for overlapping on UV-ray-resistant membranes. |


Waterproof sealing tape, for interior and exterior use
- · Protects structural elements from water ingress: watertight, vapour retarding and blocks rising moisture
- Extremely high adhesion even to slightly damp and cold surfaces
- Very elastic and self-sealing: can adapt flexibly to rough substrates and corners, self seals around nail and screw holes
- Split release paper allows for step by step application to frame, sill and vertical sheathing.
- Best IAQ, no VOC off gassing, per AgBB/ISO 16000
- Excellent protection for building components thanks to strong sealing effect
- Reliable application: extremely high adhesive strength even to slightly damp and cold subsurfaces
- Easy to work with: very elastic - can adapt flexibly to subsurfaces and corners
- Proven resistance to driving rain up to 2400 Pa
- Independently confirmed suitability: tests in accordance with MO-01/1 passed at IFT in Rosenheim (DE)
- Subsequent work can be started quickly: adheres to stable mineral subsurfaces without primers
- Excellent values in hazardous substance testing, has been tested according to the ISO 16000 evaluation scheme.
- For creating sub-sill flashing, for sealing window joints with masonry or concrete structures, for sealing wood-based panels to smooth mineral surfaces, for taping underlay panels made of wood fibre to one another (e.g. in roof valleys and transitions), and for sealing these to adjoining structural elements.
Substrates:
- Bonds to Pro Clima membranes, exterior gypsum, solid wood surfaces, polyethylene, metal, foil, house wraps and wood sheathing
- Bonds to brick, concrete and wood fiber boards, etc. when prepared with TESCON PRIMER RP
Properties:
- Adhesive: Butyl adhesive modified with acrylic PSA - elastic PE carrier film
- Release paper: tear resistant silicone-coated PE-film
- Vapour permeance: <0.03 perms (impermeable)
- Temperature resistance: -40 C to +80 C
- UV/weather Resistance: 6 months of exposure
fvf Sizes available:
- 200mm / 7.87 in.
- 300mm / 11.81 in.
Tape width | Split (approx.) | ||
100 mm (4") | 25 | 75 mm (1" | 3") | ||
150 mm (5 7/8") | 25 | 65 | 60 mm (1" | 2 9/16" | 2 3/8") | ||
200 mm (7 7/8") | 25 | 115 | 60 mm (1" | 4 1/2" | 2 3/8") | ||
300 mm (11 3/4") | 25 | 155 | 120 mm (1" | 6 1/8" | 4 3/4") | ||
| Material | ||
Backing | Elastic PE carrier film | ||
Main component | Butyl rubber modified with acrylate | ||
Release film | Silicone-coated PE film | ||
Property | Regulation | Value | |
Colour | Butyl rubber: grey, film: black | ||
Surface weight | EN 1849-2 | 1.9 kg/m² ; 6.23 oz/ft² | |
Thickness | EN 1849-2 | 1.1 mm ; 43 mils | |
sd value | EN 1931 | > 200 m | |
g value | > 1 000 MN·s/g | ||
Vapour permeance | ASTM E 96 | < 0.03 US perms | |
Outdoor exposure | 6 months | ||
Resistance to driving rain | Innovation Center Iceland | Up to 2400 Pa, around window | |
Resistance to driving rain | ift, MO-01/1:2007-01, Abs. 5 | up to 600 Pa, sub-sill flashing | |
Installation temperature | -10 °C to 35 °C ; 14 °F to 95 °F | ||
Temperature resistance | Permanent -40 °C to 80 °C ; -40 °F to 176 °F | ||
Storage | Cool and dry | ||