Description
AquaStar Retro Wall Fitting 4 Inch Diameter Light Grey
The AquaStar Retro Wall Fitting in Light Grey blends timeless poolside charm with dependable, modern engineering. Made in the USA, this 4" wall-opening fixture is built for outdoor pools and is ideal for retrofits or new installs that demand a classic look with lasting reliability.
- Diameter: 4" wall opening for a precise, flush installation.
- Hub Size (HS): 2-3/8" hub to align with AquaStar piping and common wall configurations.
- Insider: 2" insider diameter to fit standard AquaStar components for secure connections.
- Finish / Color: Light Grey finish that complements vintage-inspired pool designs and light-grey interiors or coping.
- Made in USA: American-made construction with rigorous quality control for durability in outdoor pool environments.
- Material & Durability: Engineered to resist corrosion from chlorinated water and to withstand wide temperature ranges, ensuring longevity year after year.
- Part Number: 420SI103 for accurate ordering and reference.
- Compatibility & Retrofit Design: Precisely engineered to align with AquaStar components, minimizing installation guesswork and ensuring a secure fit.
- Use Case: Ideal for retrofitting older pools to achieve a classic AQUA-themed look or for new builds that require a vintage-inspired finish with modern reliability.
Choosing the AquaStar Retro Wall Fitting means opting for a durable, American-made solution that pairs iconic style with dependable performance. Its rugged construction stands up to pool chemistry and weathering, delivering a consistent, low-maintenance finish while helping you achieve a cohesive, timeless pool aesthetic.
The AquaStar Retro Wall Fitting in Light Grey blends timeless poolside flair with dependable, modern engineering. Sized for a 4" diameter wall opening, this American-made fixture is designed to stand up to the demands of outdoor pools while delivering a classic look that elevates any retrofit or new installation.
Key specifications at a glance
- Diameter: 4"
- Hub size (HS): 2-3/8"
- Insider: 2"
- Finish/Color: Light Grey
- Part number: 420SI103
- Made in the USA with a focus on durability, reliability, and consistent performance
Why this retro wall fitting stands out
- American craftsmanship, uncompromising quality. AquaStar designs and manufactures the entire line in the USA, ensuring rigorous quality control and materials chosen to endure pool chemistry and weathering year after year.
- Iconic retro aesthetic meets modern resilience. The Light Grey finish complements vintage-inspired pool designs while delivering the fit-and-forget reliability modern pools demand.
- Precise compatibility for easy retrofits. The 4" diameter with 2-3/8" HS and 2" insider dimensions are engineered to align smoothly with AquaStar components and common wall configurations, minimizing installation guesswork.
- Longevity you can feel. Built to resist corrosion and wear in chlorinated environments, this wall fitting retains its appearance and performance under frequent use and wide temperature ranges.
Ideal use cases
- Retrofitting older pools to achieve a classic, AQUA-themed look without compromising modern reliability.
- New installations that require a vintage-inspired finish paired with AquaStar’s trusted American-made quality.
- Projects where color matching with light-grey interiors or coping is a priority, providing a seamless, cohesive appearance.
Practical tips for best results
- Pair this Retro Wall Fitting with compatible AquaStar piping and fittings to ensure a secure, leak-free connection.
- Confirm wall opening clearance to accommodate the 4" diameter and ensure a clean, flush installation.
- Store and install in ambient conditions within the product’s design tolerances to maintain finish integrity over time.
Choose the AquaStar Retro Wall Fitting for a durable, American-made solution that delivers both distinctive style and dependable performance. 420SI103 combines vintage charm with practical engineering to help you achieve a standout pool look that lasts.

