What about the difference between PE Insulation Pipe with Rubber Insulation Pipe Material ?

PE (Polyethylene) insulation is typically more rigid and cheaper upfront, great for general use; while rubber (elastomeric, like nitrile/EPDM) insulation is more flexible, durable, offers better moisture/fire resistance, handles wider temperature extremes, and provides better sound dampening, making it superior for demanding HVAC, refrigeration, and industrial jobs despite being pricier. The main differences lie in flexibility, temperature range, moisture resistance, and cost, with rubber generally outperforming PE in performance but PE offering better initial value.
PE (Polyethylene) Insulation
Pros: More rigid, lightweight, generally less expensive upfront, easy to cut and install for DIY.
Cons: Less flexible than rubber, lower temperature tolerance, less resistant to moisture/UV, less durable long-term.
Best For: General residential and light commercial use where cost is a primary concern.
Rubber (Elastomeric) Insulation (e.g., Nitrile/EPDM)
Pros: Highly flexible (great for turns/corners), excellent moisture/vapor barrier, superior temperature resistance (hot & cold), fire-retardant, durable, better sound absorption, antimicrobial options available.
Cons: More expensive upfront than PE.
Best For: HVAC, refrigeration, commercial/industrial systems, outdoor applications, and areas needing high performance and durability.
Key Differences at a Glance:
Flexibility: Rubber is highly flexible; PE is more rigid.
Temperature: Rubber handles a wider, more extreme range; PE has limitations.
Moisture: Rubber offers superior water vapor resistance and protection.
Cost: PE is cheaper initially; rubber may offer better long-term value due to performance.
Application: PE for basic needs, rubber for high-performance, critical systems