Polyethylene | Comments |
---|---|
POLYETHYLENE FILM: As Greenhouse Insulation Liner Use the regular type rather than the ultraviolet resistant type because the former is adequate; greenhouse glass filters out rays shorter than 312 millicrons. A68-911 | 0 |
POLYETHYLENE FILM: Inside Insulation 6 mil. will not block out too much light if kept clean. A77-995 | 0 |
POLYETHYLENE FILM: Liner for Greenhouse For conserving heat the most economical is the 4 mil polyethylene; it provides a slight shading effect. OD78-2 | 0 |