12" x 16" x 1-1/4" Elliptical Black Max Manhole Gaskets - 2 Pack BaseSKU-54771 When used with the new

When used with the new 7800 SERIES with Postpurge feature

PEERLESS BOILER REPAIR PART #91118 - CONVERSION KIT MI03/05

Screws and anchors

• Measure the inside dimensions of the wall opening

McDonnell Miller SA37-30 - FLOAT ASSEMBLY - Used With D4347

12" x 16" x 1-1/4" Elliptical Black Max Manhole Gaskets - 2 Pack BaseSKU-54771 When used with the newCompared to spiral wound gaskets, BLACK MAX gasket seal better and has much better recovery properties. And while spiral gaskets require near perfect conditions, BLACK MAX gaskets seal on rough, pitted surfaces under less compressive load. Black Max gaskets are made from multiple layers of foil reinforced, exfoliated graphite and 316 stainless steel, ensuring gasket stability. The temperature range of the components and the recovery at broad