PRODUCT DATA SHEET
EL-UR-SR- · REV 1 · Jul 2026
Elbows · Urethane
Urethane SR
BRAND: Insu-W-Rapid Americas LLCSKU FAMILY: EL-UR-SR-1 STOCKED SIZE
Short-radius mitered polyisocyanurate (PIR) fitting insulation for 90° ells on cold-service lines.
AT A GLANCE
Max service temp300°F (typ. polyurethane service limit per ASTM C591)
FormMitered/segmented elbow (short radius)
Thickness range1-1/2"
StandardASTM C591
TECHNICAL DATAPER MANUFACTURER
| Standard / specification | ASTM C591 (rigid cellular PIR); Nestaan / Elliot bunstock per IWRA 2026-Q3 |
| Thermal conductivity (k) | 0.19 @ 75°F (typ. aged design value for 2-pcf PUR/PIR) |
| Density | 2.0 lb/ft3 nominal (2# PIR, matching pipe-cover stock) |
| Combustibility | Combustible — protect from high heat sources; cover per code |
APPLICATIONS
- Cold and chilled service elbows
- Tight-radius fittings
- Refrigeration fitting insulation
STOCKED SIZES & SKUS1 SIZES
| SKU | NOM. SIZE | WALL / 2ND |
|---|
| EL-UR-SR-90-250-150 | 2.5" | 1.5" |
FEATURES
- Closed-cell rigid foam
- Matches urethane pipe cover system
- Short-radius pattern
PACKAGING & HANDLING
| Packaging | Segmented sets, bagged/cartoned |
| Handling & storage | Store indoors; protect from UV and open flame; asphalt-coated sections: avoid stacking in heat |
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Data shown is nominal and per the manufacturer's published literature; verify against the current submittal and SDS before specifying. Sun City Energy Supplies stocks to spec, fabricates to size, and returns quotes the same business day. Informational only — not a warranty of fitness for a particular purpose.