Polk Atrium 5 All‑Weather Outdoor Speakers
The Polk Atrium 5 is a premium outdoor speaker designed for homeowners, entertainers and trade professionals who demand indoor‑quality audio outdoors. Rugged yet refined, these speakers deliver powerful, lifelike sound across patios, decks, gardens--and all weather conditions.
Key Benefits
- All‑Weather Durability - Certified to military and industrial standards (salt‑fog, immersion, corrosion), ensuring longevity in any environment.
- Exceptional audio quality - Patented Dynamic BalanceRegistered drivers and Klippel‑optimised tweeters deliver distortion‑free, full‑range sound.
- Ease of Installation - Speed‑Lock? mounting system enables single-handed setup and angle adjustment.
- Discreet aesthetic - Available in black or white, with paintable grilles and rust‑proof hardware for seamless integration.
- Reliable brand pedigree - Engineered by Polk Audio, a trusted name in high‑fidelity sound.
Design and Build Quality
Each Atrium 5 unit features mineral‑filled polypropylene housing with aluminium grilles and stainless‑steel/brass hardware--ensuring weather‑resistance and robustness. The compact, 4.6 lb form factor and Speed‑Lock mounting bracket offer excellent manoeuvrability and positioning flexibility.
Key Technologies and Features
- Dynamic BalanceRegistered Drivers - Reduce distortion through optimised materials and geometry.
- Klippel Tweeter Optimisation - Eliminates tweeter irregularities for crystal‑clear highs.
- PowerPort Technology - Improves bass depth and reduces port turbulence.
- Speed‑Lock? Bracket - Simple single‑hand mounting with 180 degrees swivel adjustment.
- All‑Weather Certified - Withstands UV, salt, submersion, and temperature extremes.
Specifications
| Specification | Details |
|---|
| Power Source | External amplifier required |
| Speaker Type | All‑weather, wall/ceiling mountable |
| Drivers | 1× 5″ polypropylene woofer, 3/4″ anodised aluminium dome tweeter |
| Impedance | 8 Ω |
| Sensitivity | 90 dB (1 W/1 m) |
| Recommended Power | 10-100 W per channel |
| Frequency Response | 60 Hz-25 kHz |
| Dimensions (H × W × D) | 10.3″ × 6.75″ × 7.75″ (26.2 × 17.1 × 19.7 cm) |
| Weight | 4.6 lb (2.09 kg) |
| Additional Features | Speed‑Lock mount, gold‑plated binding posts, paintable finishes |
| Warranty | 5 years |
Performance and User Experience
In real‑world use, the Atrium 5 delivers robust sound quality with crisp highs and a punchy midrange bass that fills medium‑sized outdoor areas. While it won't replace a subwoofer for deep bass below 60 Hz, it offers clarity and volume that are well‑balanced. Users praise the solid build, excellent mounting flexibility and reliable durability under harsh conditions.
Compact yet powerful, these speakers suit various environments--from al fresco dining spaces and pool surrounds to discreet ceiling placements.
Typical Use Cases
- Patios, decks, outdoor kitchens, pool areas.
- Discreet ceiling or wall installations for outdoor Atmos setups.
- Commercial outdoor venues such as cafés or garden bars.
Q&A
- Can these work with any amplifier? Yes, any amp supporting 8 Ω and 10-100 W per channel will pair well.
- Will they survive UK weather? Absolutely--they meet military specs for salt‑fog, UV, immersion and corrosion.
- Is there deep bass? They reproduce down to 60 Hz; for deeper bass, a subwoofer is needed.
- Can I paint them? Yes, both grille and casing are paintable for visual blending.
- Are they covered by warranty? Yes--Polk provides a five‑year warranty.
