PEC Manhole Odor Control Insert
1.0 Scope
1.1 Under this item, the contractor shall supply to manufacturer's recommendations an insert as shown .
2.0 MATERIALS AND DESIGN
2.1 General
The insert and components shall be manufactured from corrosion-proof material suitable for atmospheres containing H2S; and dilute H2SO2 gases associated with wastewater collection systems.
2.2 The Body
The insert body shall be made from Acrylonitrile Butadiene Styrene plastic that meets Federal Standards of LP 1183 and can pass; ASTM test requirements: D 256, D 638, D 790, D 792, D 785, D 648.
The thickness shall not be less than 3/32";. The insert body shall be manufactured to the dimensions as shown on the contract drawings to allow easy installation in the manhole frame. The insert body shall be designed to accept a PEC 6" Odor Control Vent Body and shall not have an overall depth exceeding 18 1/2";.
2.3 Gasket
Gaskets shall be made of neoprene and have a pressure sensitive adhesive on one side .
2.4 Sizing
Insert shall be manufactured to fit the manhole frame rim from which it hangs. Specific field measurements are required .
3.0 INSTALLATION
3.1 Manhole frame rim shall be cleaned of all dirt or debris before placing the insert.
3.2 Insert shall be fully seated around the manhole frame; between the insert and the manhole frame rim.
3.3 Contractor shall place Xpellets evenly across the bottom of the insert to a depth of approximately 2".
3.4 REGENERATION: Xpellets require periodic replacement. See www.SweetfilterRefills.com
4.0 FIELD TESTING AND TRAINING
4.1 Measure atmospheric H2S in ppm after removing cover but prior to installing insert. Measure again after installing insert and calculate removal percentage.
4.2 No training is required.
REQUIRED MANHOLE MEASUREMENTS
A ? Manhole frame diameter (flat bearing surface)______
B ? Inside frame diameter (clear opening)______
C ? Drop ring diameter ______
D ? Drop ring depth (from cover underside, outside edge)______
Fax these dimensions (A,B,C,D, for each manhole) toll free to 866-422-0018 to receive your quote.
Phone: 888-261-4726
Fax: 866-422-0018
Shipping Address: PEC, 1520 N. 6th "Street, Springfield, IL. 62702