NEXT GENERATION SPRAY FOAM INSULATION

Which Staycell ONE STEP® System is right for your next project?

Both systems consist of high-performance, closed-cell SPF.  System selection depends upon required  R-value/SPF thickness, permeability
and degree of installation difficulty (ex. high in the air, tight/inaccessible cavities, etc.)

System Selection/Comparison Chart

Typical Physical Properties Monolithic System
Staycell ONE STEP 255
Hybrid System
Staycell 265/Staycell 255
 ccSPF & Intumescent
Paint T.B.
 
Core Density (lbs/ft3)2.0 ± 10%2.0 ± 10%2.0 ± 10%
Typical Installed R-value≤ R-10R-10 to R-49Up to R-49
Water Vapor Transmission - Permeability 2.4 @ 1"
1.2 @ 2"
1.4 @ 1"
.70 @ 2"
.90 - 1.4 @ 1"
.45 - .70 @ 2"
Air Permeance (L/s*m2)0.008 @ 1"<0.005 @ 1"<0.005 @ 1"
Closed Cell Content≥ 90%≥ 90%≥ 90%
Installation Factors
Number of layers/coats122-3
Speed of installationFastModerateModerate/Slow
Primers/topcoats requiredNoNoSometimes
Substrate temp. during installation≥ 40°F≥ 25°F60° - 90°F
Ambient temp. during cure≥ 35°F≥ 20°F≥ 50°F
Humidity during installation≤ 85% RH≤ 85% RH≤ 65% RH
Humidity during cureAnyAny≤ 65% RH
Ventilation required during cureNoNoYes
Primer coat needed on smooth foamNoNoYes
Ability to cover rough foam in single coatN/AYesVaries
Building Code Certifications / Fire Test Data
Evaluation ReportQAI #B1020-1 Edition 6QAI #B1020-1 Edition 6Depends on specific SPF
ASTM E-84 (tested @ 4")FS ≤ 25, SD ≤ 450FS ≤ 25, SD ≤ 450FS ≤ 25, SD ≤ 450
NFPA 286 / UL 1715
Walls1
Roofs/Ceilings2
Pass - UL 1715
≤ 4"
≤ 8"
Pass - UL 1715
≤4" Staycell 265 & 1" One Step 255
≤8" Staycell 265 & ½" One Step 255
NFPA 286 or UL 1715
Depends on specific SPF
Depends on specific SPF
NFPA 285Refer to TDSRefer to TDSDepends on specific SPF
NFPA 259 (Btu/ft2 per inch)1,8351,883Depends on specific SPF
Building TypesI, II, III, IV, VI, II, III, IV, V I, II, III, IV, V

¹ This assembly is not permitted in combination with exposed Staycell ONE STEP® Systems in the ceiling or overhead areas.  
² This assembly is not permitted in combination with exposed Staycell ONE STEP® Systems in the wall or vertical areas.  

 

Estimated Material Cost Comparisons:*

MONOLITHIC SYSTEM - Roofs/Ceilings, Walls or as Air Seal
1” thick application2” thick application
ccSPF & Intumescent Paint Thermal Barrier$1.27/sq. ft.$1.69/sq. ft.
Staycell ONE STEP® 255$0.80/sq. ft. $1.60/sq. ft.
Savings$0.47/sq. ft. (37%)$0.09/sq. ft. (5%)

 

Staycell ONE STEP® Systems are the natural choice for insulating buildings where the combination of fire safety, efficient insulation, seamless application and cost-effectiveness is required.  Our systems provide high R-value per inch that expands into cracks and crevices to create an air-tight seal, beating traditional fiberglass, cellulose, and other loose-fill products.

 

R-10 Hybrid System - Underside Concrete Parking Deck
ccSPF w/Intumescent Paint T.B.$1.40/sq.ft.
Staycell Hybrid System$0.84/sq.ft.
Savings (40%)$0.56/sq.ft.
R-30 Hybrid System - Underside Metal Roof Deck
ccSPF w/Intumescent Paint T.B. $2.51/sq.ft.
Staycell Hybrid System$2.02/sq.ft.
Savings (20%)$0.49/sq.ft.
R-11.4 Hybrid System - Precast/Masonry Walls
ccSPF w/Intumescent Paint T.B. $1.47/sq.ft.
Staycell Hybrid System$1.17/sq.ft.
Savings (20%)$0.30/sq.ft.
R-20.5 Hybrid System - Metal Walls
ccSPF w/Intumescent Paint T.B. $1.98/sq.ft.
Staycell Hybrid System$1.71/sq.ft.
Savings (14%)$0.27/sq.ft.

* Additional installed cost savings are achievable due to simpler, faster installation of Staycell ONE STEP® Systems

Applications:

Red check.svg Metal Roofs

Red check.svg Precast/Masonry Walls

Red check.svgParking Garage Ceilings

Red check.svg Metal Walls

Applications:

Red check.svg LGMF/Gypsum Sheathing Walls

Red check.svg Air Sealing

Red check.svg Roof/Wall Joints

Red check.svg Attics & Crawl Spaces

Downloadable Specs and Data Sheets

STAYCELL ONE STEP® 255

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High performance, closed-cell SPF.  Qualified Alternative Thermal Barrier Assembly.  No thermal barrier coating required when used in assembly specific applications.

STAYCELL® HYBRID SYSTEM

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High performance, closed-cell SPF.  Qualified Alternative Thermal Barrier Assembly.  No thermal barrier coating required when used in assembly specific applications.

STAYCELL®    265

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High-yield closed-cell SPF.  Used as the base layer for the Staycell® HYBRID System and for the commercial & residential applications when covered with 1/2″ gypsum board.

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