The HDPE Fittings Manual outlines various fittings products listed with corresponding measurements and diagrams.

The following system products are listed in detail in the manual with variations on each: snap coupler, single wall coupler, single wall snap reducing coupler, internal reducing coupler, internal coupler, 90 & 45 degree snap elbows, single wall wye, single wall internal wye, blind, internal, reducing, tap, multiple, multiple cross & snap tee, snap & split end cap, internal end & snap plug, double wide ST coupler, “A,” “H” profile ST split coupler with reference chart, external snap coupling, bell-bell couplers, ADS hybrid split couplers, end caps, end plugs, bends, dual wall fabricated wyes, dual wall fabricated tees, dual wall fabricated reducers, injection molded tee, injection molded wye, injection molded bends, injection molded bell/spigot reducer, injection molded bell/bell couplers, injection molded end caps, all manifolds, fabricated stub, welded end plate, elbows, “soil tight” end caps, downspout adapters, sewer & drain adapters, clay snap & septic tank adapters, manhole adapters, dual wall adapters, flared end sections, dual wall joint pusher, catch basin elbow, tap reducers, distribution boxes, SB2 adapters and dual wall mitered joint pusher.