PTFE teyp a ɛyɛ hyew kɛse no wɔ nkyene a wɔde petepete so yiye, nanso nea ɛyɛ mmerɛw ne ade a wɔde nkata so ne fiberglass substrate no anoano. Akwan a wɔfa so yɛ nhwehwɛmu: 1000h neutral salt spray (NSS) sɔhwɛ, susuw peel ahoɔden a ɛkora so (≥80% a ɛho hia), aniwa mu sintɔ (ma so, blistering), ne dade substrate corrosion. Sɛ wopɛ po ne mmeae a nkyene nsuonwini pii wɔ mu a: fa silicone PSA (ɛnyɛ acrylic), PTFE substrate a wɔde ahyɛ mu ma koraa di dwuma, fa sealant a ɛko tia wim tebea kata anoano, na fa primer gu dade so.