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"Imasco Corefactor – Basic Drainage Adhesive 4/Imasco Corefactor – Cavity Drainage Adhesive 2" System
System	Intended Substrate	Insulation	WPB	Adhesive	Base Coat	Primer	Finish Coat
Imasco Corefactor – Basic Drainage Adhesive 4	concrete masonry	Imasco Flat EPS Foam	Protec	Polybase-Wet	Polybase-Wet	Imasco Prime	FlexCoat
Imasco Corefactor – Basic Drainage Adhesive 4	glass-mat-surfaced gypsum sheathing
Imasco Corefactor – Basic Drainage Adhesive 4	cement board
Imasco Corefactor – Basic Drainage Adhesive 4	plywood/OSB
Imasco Corefactor – Cavity Drainage Adhesive	concrete masonry	Imasco Grooved EPS Foam	Protec	Polybase-Wet	Polybase-Wet	Imasco Prime	FlexCoat
Imasco Corefactor – Cavity Drainage Adhesive	glass-mat-surfaced gypsum sheathing
Imasco Corefactor – Cavity Drainage Adhesive	cement board

Results of Testing for Ash Content in the Products
Property	System Component	Unit	Requirement	Result
Ash content	WPB (Protec-C)	%	Report value	35.9
	adhesive (Polybase-Wet)	%	Report value	51.6
	base coat (Polybase-Wet)	%	Report value	51.6
	finish coat (FlexCoat)	%	Report value	66.7

Results of Testing of Infrared Analysis of the Products
Property	System Component	Unit	Requirement	Result
Infrared analysis	WPB (Protec-C)	%	Report value	Report on file
	adhesive (Polybase-Wet)	%	Report value	Report on file
	base coat (Polybase-Wet)	%	Report value	Report on file
	finish coat (FlexCoat)	%	Report value	Report on file

Results of Testing for Adhesion Bonding of WPB
Property		Unit	Requirement (No Detachment at Bonding Plane @)	Result
Adhesion bond	cement board dry state	MPa	0.3	0.46
	cement board 2-h drying	MPa	0.1	0.40
	cement board 7-d drying	MPa	0.3	0.38
	Brick dry state	MPa	0.3	2.21
	Brick 2-h drying	MPa	0.1	0.87
	Brick 7-d drying	MPa	0.3	1.36
	Concrete dry state	MPa	0.3	1.29
	Concrete 2-h drying	MPa	0.1	0.98
	Concrete 7-d drying	MPa	0.3	0.95
	DensGlass Gold dry state	MPa	0.3	0.21^{Footnote (1)}
	DensGlass Gold 2-h drying	MPa	0.1	0.10^{Footnote (1)}
	DensGlass Gold 7-d drying	MPa	0.3	0.20^{Footnote (1)}

Results of Testing for Adhesion Bonding of Adhesive
Property			Unit	Requirement (No Detachment at Bonding Plane @)	Result
Adhesion bond	adhesive to WPB (Polybase-Wet to Protec-C)	dry state	MPa	0.3	0.35
		2-h drying	MPa	0.1	0.38
		7-d drying	MPa	0.3	0.38
	adhesive to insulation (Polybase-Wet to insulation)	dry state	MPa	0.3	0.2^{Footnote (1)}
		2-h drying	MPa	0.1	0.2
		7-d drying	MPa	0.3	0.2^{Footnote (1)}

Results of Testing for Lamina Bond Strength
Property			Unit	Requirement (No Detachment at Bonding Plane @)	Result
Adhesion bond	base coat to insulation (Polybase-Wet to insulation)	dry state	MPa	0.1	0.2
		2-h drying	MPa	0.1	0.2
		7-d drying	MPa	0.1	0.2
	base coat to finish coat (Polybase-Wet to FlexCoat)	dry state	MPa	0.1	0.2
		2-h drying	MPa	0.1	0.2
		7-d drying	MPa	0.1	0.2

Results of Testing for Water Vapour Permeance (WVP)
Property	Component	Unit	Requirement	Result
WVP	WPB (Protec-C)	ng/(Pa·s·m²)	Report value at applied thickness	390
WVP	lamina (Polybase-Wet/FlexCoat)	ng/(Pa·s·m²)	≥ WVP of EPS	136

Results of Testing for Water Absorption
Property	Component	Unit	Requirement	Result
Water absorption	base coat (Polybase-Wet)	%	≤ 20 of the dry weight	14.4
Water absorption	lamina (Polybase-Wet/FlexCoat)	%	≤ 20 of the dry weight	10.1

Results of Testing of Water Absorption Coefficient
Property	Unit	Requirement	Result
Water absorption coefficient – WPB	kg/(m²·s^1/2)	≤ 0.004	0.0016

Results of Testing for Water Impermeability
Property	Component	Requirement	Result
Water absorption	base coat (Polybase-Wet)	No penetration in less than 2 h	Pass
Water absorption	lamina (Polybase-Wet/FlexCoat)		Pass

Results of Testing for Mildew and Fungus Resistance
Property	Requirement	Result
Mildew and fungus resistance	No growth	Pass

Results of Testing for Accelerated Weathering Resistance
Property	Requirement	Result
Accelerated weathering resistance	No cracking, flaking or deleterious effects	Pass

Results of Testing for Salt-spray Resistance
Property	Requirement	Result
Salt-spray resistance	No cracking, flaking or deleterious effects	Pass

Results of Testing for Reinforcement Mesh Breaking Strength Resistance
Property		Unit	Requirement	Result
Property		Unit	Requirement	Weft	Warp
Initial strength		N/mm	35	40	35
Loss of strength at:	30-d soak	%	≤ 60	25	3
	60-d soak	%	≤ 60	39	21
	90-d soak	%	≤ 60	47	29
Residual strength at:	30-d soak	N/mm	≥ 15	30	34
	60-d soak	N/mm	≥ 15	24	28
	90-d soak	N/mm	≥ 15	21	25

Results of Testing for Durability under Environmental Cyclic Conditions
Property	Unit	Requirement		Result
Preconditioning (drainage evaluation)	L	Report water quantity	Introduced	13.5
	L	Report water quantity	Drained	12.4
	L	Report water quantity	Retained	1.1
Environmental cycling (60 cycles)	—	No cracking, blistering or sagging of base coat, and no detachment or crazing of finish coat		Pass
Adhesion bond strength after environmental cycling base coat	MPa	> 0.1		0.32
Adhesion bond strength after environmental cycling finish coat	MPa	> 0.1		0.31

Results of Testing of Impact Resistance
Property		Requirement		Result
Impact resistance of extra standard mesh, min. 200 g/m²	10 joules	Six of 10 free-fall drops must show no failure.	No perforation (broken mesh)	7/10 passed
Impact resistance of extra standard mesh, min. 200 g/m²	3 joules	Six of 10 free-fall drops must show no failure.	No cracks	7/10 passed

Results of Testing for Wind Load Resistance
Reference Wind Pressure (kPa)	Sustained P₁, P'₁ (Pa)		Cycling P₂, P'₂ (Pa)		Gust P₃ , P'₃ (Pa)		Deflection Test Test Pressure (Pa) 3.3 P₁, P'₁	Deflection Test Measured Maximum Net Mid-span Deflections (mm) Stud Span 3 050 mm	Deflection Test Measured Maximum Net Mid-span Deflections (mm) Sheathing Span 406 mm
Q₅₀< 0.75	±750	Pass	±1 090	Pass	±1 600	Pass	+1 630	13.3		0.3
Q₅₀< 0.75	±750	Pass	±1 090	Pass	±1 600	Pass	–1 630	13.9		0.1
Q₅₀ < 1.00	±1 000	Pass	±1 460	Pass	±2 180	Pass	+2 180	16.3		0.3
Q₅₀ < 1.00	±1 000	Pass	±1 460	Pass	±2 180	Pass	–2 180	18.8		0.1
Maximum test pressure @ L/180 deflection							+2 740	17.4		—
Maximum test pressure @ L/180 deflection							–2 650	17.4		—
Ultimate structural test pressure							+3 911	Pass		Pass
Ultimate structural test pressure							–3 250	Sheathing separated from steel studs with complete buckling of the stud		Sheathing separated from steel studs with complete buckling of the stud

Results of Testing for Adhesion of WPB to Plywood/OSB Substrates
Property	Component		Unit	Requirement (No Detachment at Bonding Plane @)	Result
Adhesion bond to OSB	Protec-C	dry state	MPa	0.3	0.44
	Protec-C	1-h soaking	MPa	0.3	0.44
	Protec-C	24-h soaking	MPa	0.3	0.38

Results of Testing for Joint Disruption Resistance
Property	Unit	Requirement	Result Joint Width 2 mm	Result Joint Width 4 mm
Joint disruption resistance	—	The WPB at joints on 2 assemblies must show no cracking, delaminating or any other deleterious effects at a transverse bending of L/180.	Pass	Pass
Joint extension @ L/180	mm	Report value	0.65	0.74

Results of Testing for Joint Relaxation Resistance
Property	Unit	Requirement	Result
Joint relaxation resistance	kg/m²·s	Five WPB-coated OSB specimens subject to a 1.3-mm extension following exposure to 15 24-h environmental cycles must have a maximum average Water Transmission Resistance (WTR) rate of 2 × 10⁻⁷ kg/m²·s.	Sample No. 1	1.72 × 10⁻⁷
			Sample No. 2	1.58 × 10⁻⁷
			Sample No. 3	1.49 × 10⁻⁷
			Sample No. 4	1.56 × 10⁻⁷
			Sample No. 5	1.48 × 10⁻⁷

Results of Testing for Water Transmission Resistance (WTR)
Property	Unit	Requirement	Result
Water transmission resistance	kg/m²·s	Five WPB-coated OSB specimens subjected to a 25-mm head of water must have a maximum average WTR rate of 2 × 10⁻⁷ kg/m²·s measured at 10 days.	Sample No. 1	1.93 × 10⁻⁷
			Sample No. 2	1.65 × 10⁻⁷
			Sample No. 3	1.83 × 10⁻⁷
			Sample No. 4	1.61 × 10⁻⁷
			Sample No. 5	1.52 × 10⁻⁷
			Average	1.71 × 10⁻⁷

Results of Testing for Water Vapour Transmission (WVT)
Property	Unit	Requirement	Result
Property	Unit	Requirement	Sample No.	Coated	Uncoated
Water vapour transmission	ng/Pa·s·m²	Report value of the WVT rate of the WPB in combination with the OSB applied at the maximum thickness and the OSB alone	1	283	354
			2	321	350
			3	312	378
			Average	305	361^{Footnote (1)}

Results of Testing for Accelerated Weathering Resistance of WPB
Property	Requirement	Sample No. and Result
Accelerated weathering resistance	The WPB applied over OSB must show no cracking, delamination, flaking or any deleterious effects following 250 hours of exposure to a Xenon arc.	1 – Pass
		2 – Pass
		3 – Pass
		4 – Pass
		5 – Pass
		6 – Pass

Results of Testing for Drainage Capacity
Property	Requirement	Test Specimen	Result Retained water	After 1 h	After 48 h	Result
Drainage capacity	The unit-retained water (based on the projected drainage area) following 1 hour and 48 hours of drainage period must not be greater than 30 g/m² and 15 g/m², respectively, for any single test specimen. The drainage capacity must not be less than 98% of the water mass delivered into the EIFS wall specimen.	Panel 1	Per unit area (g/m²)	29.3	14.1	Pass
		Panel 1	Drainage capacity (%)	99.5	99.5	Pass
		Panel 2	Per unit area (g/m²)	29.2	13.2	Pass
		Panel 2	Drainage capacity (%)	99.5	99.5	Pass
		Panel 3	Per unit area (g/m²)	27.4	14.5	Pass
		Panel 3	Drainage capacity (%)	99.6	99.6	Pass

Results of Testing for Nail Popping Resistance
Property	Requirement	Sample No. and Result
Nail popping resistance	There must be no cracking or delamination of the WPB following a 1-mm nail protrusion from the nail’s original preset of 1 mm below the surface of the OSB substrate.	1 – Pass
		2 – Pass
		3 – Pass
		4 – Pass
		5 – Pass
		6 – Pass