Superior Sump Drains & Sump Covers

HI-PERDRAIN ST™ The Best Sump Drain Sealing Product 

Good things come in small packages, and the new HI-PERDRAIN ST™ (Part Number 28477) exclusively by RadonAway is not just good...it's great! It brings the radon industry the most compact, high performing sump cover drain.

HI-PERDRAIN ST™ SUMP DRAIN

• Easy to Install; P/N 28477
• Low Profile Design (4" depth)
• Flows 2.5 GPM @ 4" of Vacuum
• Fits RadonAway Clear Covers (shown below)
• >3 GPM Maximum Flow
• 2" NPT
• Durable PVC Body
• No "Whistling" under Vacuum
• Removable Grate and Ball for Easy Cleaning and Maintenance
• Downloadable Specifications (PDF Format)
• Downloadable Installation (PDF Format)

CLEAR SUMP COVERS

• Clear, 1/4" polycarbon
• Rated for 200 pounds
• 5" O.D. access port with plug
• 2" threaded port to accept HI-PERDRAIN ST™
• Meet Ohio DPH's Ohio Radon Mitigation Standards (ORMS)
• Available in 16" (P/N 28478), 18" (P/N 28479), 20" (P/N 28480) and 24" (P/N 28481) sizes O.D.

HI-PERDRAIN RF / SUMP COVER RETROFIT KIT

With the HI-PERDRAIN RF adapter kit (P/N 28512), retrofitting a sump cover drain is a snap.  Using a hole saw (P/N 28282-32), just cut a 3.5" hole in the cover, drop in the adapter and seal in place.