The USII RetroDrain product line is manufactured from .064" (1.6 mm) spun 1100 aluminum alloy. Its one-piece construction drain body is designed for retro-fit applications. The strainer domes securely fasten to the flange by means of a push-in fastener system. The model incorporates the technology of the U-Flow Seal providing a mechanical watertight connection. The versatile USII RetroDrain easily fits into schedule 40 or 80 pipes. Available with cast aluminum or PC/PET strainer dome.

Metric Conversions
1 inch = 25.4 mm
1 foot = 0.3048 m
1 ft² = 0.0929 m²
1 mil = 0.0254 mm
°C = (°F - 32)/1.8
1 lb. = 0.454 kg
1 square (100 ft²) = 9.29 m²
k-factor: 0.25 BTU - in./hr. - ft² - °F = 0.036 W/m - K
1 degree (angle) = 0.01745 rad