SELKIRK Sure-Temp 6 In. Attic Insulation Shield Mono Post 4" duct collar for use

4" duct collar for use with Broan roof vent cap for easy attachment of 4" round duct

OEM style clear acrylic tub/shower handle for Price Pfister brand

Fully reinforced for hand-held work

Includes: 3 In

yet has a long open time for large commercial installations

SELKIRK Sure-Temp 6 In. Attic Insulation Shield Mono Post 4" duct collar for useUsed wherever a ceiling support, finish support, or firestop is installed below an open attic. Required to guard against the hazard of blown in or blanket insulation filling any framed opening or contacting the chimney and possible storage of combustibles against the chimney. Usable for new and retrofit installations. Half cylinder passes easily through ceiling openings between 16" O. C. joists. Part can be removed without cutting if attic is