Sight Glass
QE QUALITY sight glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings. R-410 compatible.

QSG-12S
QE QUALITY sight glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings. R-410 compatible.
QSG-14S
QE QUALITY sight glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings. R-410 compatible.
QSG-38S
QE QUALITY sight glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings. R-410 compatible.
QSG-58S
QE QUALITY sight glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings. R-410 compatible.
QSG-78S
QE QUALITY sight glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings. R-410 compatible.
QSG-12-2
QE QUALITY sight glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings. R-410 compatible.
QSG-14-2
QE QUALITY sight glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings. R-410 compatible.
QSG-38-2
QE QUALITY sight glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings. R-410 compatible.
QSG-58-2
QE QUALITY sight glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings. R-410 compatible.
QSG-12MF-2
QE QUALITY sight glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings. R-410 compatible.
QSG-14MF-2
QE QUALITY sight glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings. R-410 compatible.
QSG-38MF-2
QE QUALITY sight glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings. R-410 compatible.