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BoardCavity:
RIGID POLYSTYRENE
Cavitymate™ Thermal Air Barrier System
ABAA Letter
Dow Promo Sheet 1
Dow Promo Sheet 2
Components:
SDS:
- SDS 1-3/4″ Ultra
- SDS 2-1/8″ Ultra
- SDS 2-1/2″ Ultra
- SDS 3″ Ultra
- SDS 2″ Cavitymate
- SDS 3″ Cavitymate
- SDS Great Stuff Pro
Dow Cavitymate™
STYROFOAM CAVITYMATE™ is an extruded polystyrene foam insulation board with square edges on all four sides. Special 16″ width makes it easy to fit between brick ties in cavity wall applications.
Available in (pre-cut 16″ pieces):
- 1″
- 1-1/2″
- 2″
- 3″
Product Data Sheet 
LEED
Field Note 50 Year Warranty
SDS 1″ SDS 1-1/2″ SDS 2″ SDS 3″
Dow Cavitymate™ Plus
Is a moisture resistant, durable and lightweight extruded polystyrene foam specifically designed for use in wet cavity wall environments. Compressive strength of 25 psi.
Available in (pre-cut 16″ pieces):
- 1-1/2″
- 2″
- 3″
Product Data Sheet LEED
Field Note 50 Year Warranty
SDS 1-1/2″ SDS 2″ SDS 3″
Dow Cavitymate™ Ultra
Is a moisture-resistant, durable and lightweight extruded polystyrene foam specifically designed for use in wet cavity wall environments. High R value of 5.6 per inch with a compressive strength of 25 psi. Ultra has a unique, patented carbon black technology.
Available in (pre-cut 16″ pieces):
- 1-3/4″
- 2-1/8″
- 2-1/2″
- 3″
Product Data Sheet LEED
50 Year Warranty
SDS 1-3/4″ SDS 2-1/8″ SDS 2-1/2″ SDS 3″
Dow Cavitymate™ Ultra SL (Shiplap)
STYROFOAM Brand Cavitymate™ Ultra SL Insulation is a moisture-resistant, durable and lightweight
extruded polystyrene foam board with shiplap edges designed specifically to be used as a
continuous insulation and installed over block, concrete or metal stud backup behind
masonry or stone veneers.
Available in (4′ x 8′ sheets):
- 2-1/8″
- 2-1/2″
- 3″
Product Data Sheet LEED
50 Year Warranty
SDS 2-1/8″ SDS 2-1/2″ SDS 3″
Great Stuff Pro™
Seams, Gaps & Cracks Insulating Foam Sealant.
Available in:
- 24 oz. cans
Product Data Sheet SDS
Field Note Installation Recommendations
PL®300 Adhesive/Sealant
PL300 Foamboard Adhesive is a premium-grade formulation for bonding foam board insulation to a variety of surfaces. It is compatible with all other foam board insulation products. PL300 is a rubber-based solvent-dispersed adhesive especially designed for bonding polystyrene foam to itself or to a variety of construction materials.
Available in:
- Quart tube
Product Data Sheet SDS LEED
Field Note 
Purchase Online
Insulation Seam Tape
This Insulation Seam Tape (Cold Weather Formula) is a printed polypropylene sheathing tape coated with an aggressive acrylic pressure sensitive adhesive (PSA) designed for use as a closure system and vapor seal on all interior and exterior sheathing materials.
Features & Benefits:
- Performs well as a seam tape on extruded foam products such as Styrofoam.
- High performance sheathing tape installs and performs well over a wide temperature range.
- Excellent vapor barrier tape on polyethylene film.
Available in:
- 1-7/8″ x 72 Yards
RIGID POLYISOCYANURATE
Thermax™ Sheathing
Non-structural, rigid board insulation consisting of a glassfiber- reinforced polyisocyanurate foam core laminated between 1.0 mil smooth, reflective aluminum foil facers on both sides. The glass-fiber reinforcement, along with chemical modifications, contributes to improved fire performance and dimensional stability.
Product Data Sheet LEED 50 Year Warranty
SDS 1-1/2″ SDS 2″ SDS 3″
Thermax™ Aluminum Foil Insulation Tape
THERMAX™ aluminum foil insulation tape is strong and durable, with an aluminum facer to match the aluminum facer of THERMAX™ Sheathing. Use THERMAX™ aluminum foil insulation tape to cover seams between foil-faced insulation boards to help prevent air and water vapor infiltration.
Available in:
- 3″ x 150′ roll
Atlas EnergyShield® Sheathing
EnergyShield® is a rigid wall insulation is a closed cell polyisocyanurate (polyiso) foam core, faced with a reflective foil facer on the front and a non-reflective, red acrylic-coated facer on the back.
Complies with: ASTM C1289 Type I, Class 1; ASTM E84 Flame Spread, less than 75; ASTM E84 Smoke Development, less than 450
Atlas EnergyShield® Pro (Pro 2)
EnergyShield® Pro exterior wall insulation and sheathing is composed of a Class A fire rated closed cell polyisocyanurate (polyiso) foam core faced with an embossed white acrylic-coated aluminum foil facer on the front and a reflective foil facer on the back.
Complies with: ASTM 1289 Type I, Class 2; ASTM E84 Flame Spread, less than 25; ASTM E84 Smoke Development, less than 450
EnergyShield® Protecto Tape
A high tack, tenacious, durable, peel and stick air/vapor barrier tape system used for sealing PVC and aluminum fin windows and doors; window and door openings; and as a full coverage air vapor barrier membrane.
Mineral Wool (Fire Rated Cavity):
Thermafiber RainBarrier™ 45
For exceptional performance in rain screen and cavity wall construction applications. RainBarrier™ 45 provides thermal, fire, acoustical control while efficiently draining water from a wall cavity system. RainBarrier™ products are non-combustible and complete with wall ties, adhesives, and air barrier systems.
Available in:
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Product Data Sheet Safe Use Instructions/SDS LEED
Rain Screen/Cavity Wall Question & Answer
RainBarrier™ 45 Insulation Clips
Mechanically secures RainBarrier™ continuous insulation (ci) to exterior substrate. Quick and easy to install.
Single Wythe:
Zonolite® – Vermiculite
Zonolite® Masonry Insulation is a lightweight, free flowing, granular vermiculite, treated for water repellency and conforming to ASTM C 516. Zonolite® forms a single-component, non-settling barrier against the transmission of heat and sound when poured into the cores and cavities of masonry walls.
- 4 cu.ft. bags
EPS Block Loose Fill Insulation
Promotes the downward migration of moisture in single wythe CMU.
- 10 cu.ft. bags
Foundation:
Dow Styrofoam™ SM/SB
STYROFOAM* Brand Scoreboard Insulation has a high density, smooth extruded skin and square edges on four sides so it fits snugly against framing. It is scored longitudinally on 16″x24″ centers. A board can be easily broken on score marks and converted to two 2’x 8′ or three 16″x 8′ boards on the job site. ASTM C 578 Type IV.
Available in:
- Stock Sizes: 1 1/2″ & 2″
Also available:
- 1″
Product Data Sheet 50 Year Warranty
SDS 1-1/2″ SDS 2″ SDS 1″