Blue Angel sump backup system 

The Sump Minder battery backup system from Blue Angel Pumps provides up to 230 hours of basement protection. The microprocessor-controlled 12-volt system self-tests the battery status, float switch and pump operation and sends a voice alert in advance of a problem. The auto dialer calls up to five preprogrammed phone numbers. 888/636-6628; www.blueangelpumps.com.

Biowater residential wastewater treatment system 

The prefabricated residential wastewater treatment system from Biowater Technology installs above- or belowground and is skid-mounted or trailered. The package plant can be configured with biofilm processes for flows up to 100,000 gpd. 401/305-3622; www.biowatertechnology.com.

PlumbStar radon sump dome 

The PlumbStar USA Original Radon/Sump Dome from Jackel provides an odor-free and gas-tight fit over an existing sump or sewage basin. The cover, which can reduce the concentration of radon gas below 4.0 pci/L, fastens to the floor and allows for easy servicing of a sump or sewage pump. It also can support 1,000 pounds, eliminating the threat of falling into the basin. 574/256-5635; www.jackelinc.com.

Clarus Environmental effluent pumps 

The model 51 effluent pump from Clarus Environmental has a maximum flow of 18 gpm at 5 feet of TDH and can reach 21 feet at shutoff. The model 142 produces a maximum flow of 18 gpm at 5 feet of TDH and can reach 62 feet at shutoff. Both pumps can handle 1/2-inch spherical solids. 877/244-9340; www.clarusenvironmental.com.