Shelter-Rite® 3820 Architectural Fabric

Minimum Specifications

Base Fabric Type

Standard: Polyester
Metric: Polyester

Base Fabric Weight (nominal)

Standard: 5.0 oz/yd²
Metric: 170 g/m²

Finished Coated Weight

ASTM D751

Standard: 20.0 oz/yd² +2/-1 oz/yd²)
Metric: 678 g/m² (+70/-35 g/m²)

Grab Tensile

ASTM D751

Standard: 375/325 lb
Metric: 1669/1446 N

Strip Tensile

ASTM D751 Procedure B

Standard: 300/275 lb/in
Metric: 1669/1446 N

Adhesion

ASTM D751 Dielectric Weld

Standard: 10 lb/in
Metric: 90 N/50 mm

Hydrostatic Resistance

ASTM D751 Procedure A

Standard: 500 psi
Metric: 3.45 MPa

Low Temperature - LTC

ASTM D2136 (1/8” mandrel, 4 hr)

Standard: Pass @ -40° F
Metric: Pass @ -40° C

Flame Resistance

Meets NFPA 701; FED-STD-191 Method 5903 – 2 second flameout;
ASTM 6413-13 - 2 second flameout;
Registered by California Fire Marshal (No. F-10302);
ASTM E84 & ULC-S102 - flame spread index ≤25, smoke development rating ≤450

Biaxial Stretch Test