1900 Series (1-Inch Insulation)
| Part # | Description | Per Pack |
| A1901 | 07” X 05” X 05” | 8 |
| A1902 | 08” X 06” X 06” | 8 |
| A1903 | 09” X 07” X 07” | 8 |
| A1904 | 10” X 08” X 08” | 8 |
| A1905 | 12” X 08” X 08” | 4 |
| A1906 | 12” X 10” X 08” | 4 |
R6 Insulated WYES-1960 Series
(1 1/2 Inch Insulation)
| Part # | Description | Per Pack |
| A1960121010 | 12”X10”X10” R6 | 1 |
| A1961 | 04” X 05” X 05” | 4 |
| A1962 | 08” X 06” X 06” | 4 |
| A1963 | 09” X 07” X 07” | 4 |
| A1964 | 10” X 08” X 08” | 4 |
| A1965 | 12” X 08” X 08” | 4 |
| A1966 | 12” X 10” X 08” | 4 |
| A1967 | 14” X 12” X 08” | 4 |
R8 Insulated WYES – 1980 Series
(2 Inch Insulation)
| Part # | Description | Per Pack |
| A1980121010 | 12”X10”X10” R6 | 1 |
| A1981 | 04” X 05” X 05” | 4 |
| A1982 | 08” X 06” X 06” | 4 |
| A1983 | 09” X 07” X 07” | 4 |
| A1984 | 10” X 08” X 08” | 4 |
| A1985 | 12” X 08” X 08” | 4 |
| A1986 | 12” X 10” X 08” | 4 |
| A1987 | 14” X 12” X 08” | 4 |