290-440mm Dektite Black Roof Flashing Seal Flue

• Square base will cover a larger opening.
• Low profile base with watershed sleeve
• Each Dektite will cover a larger range of penetration diameters becuause of wide cone sizes
• Wider cone sizes means each Dektite will cover a larger range of penetration diameters
• Black & Grey dektites can be painted with acrylic paint & withstand high temperatures intermittently

Please find the dektite installation video