SALE Quick view Details lock-top | sku: 09100 Lock-Top Energy-Saving Top Mount Damper 8" x 8" MSRP: Was: $274.65 Now: $245.18 Add to Cart Compare
SALE Quick view Details lock-top | sku: 09110 Lock-Top Energy-Saving Top Mount Damper 8" x 13" MSRP: Was: $283.83 Now: $234.88 Add to Cart Compare
SALE Quick view Details lock-top | sku: 09115 Lock-Top Energy-Saving Top Mount Damper 8" x 17" MSRP: Was: $373.85 Now: $321.46 Add to Cart Compare
SALE Quick view Details lock-top | sku: 09120 Lock-Top Energy-Saving Top Mount Damper 13" x 13" MSRP: Was: $290.37 Now: $240.30 Add to Cart Compare
SALE Quick view Details lock-top | sku: 09125 Lock-Top Energy-Saving Top Mount Damper 13" x 17" MSRP: Was: $358.45 Now: $296.64 Add to Cart Compare
SALE Quick view Details lock-top | sku: 09130 Lock-Top Energy-Saving Top Mount Damper 17" x 17" MSRP: Was: $416.88 Now: $344.98 Add to Cart Compare
SALE Quick view Details lock-top | sku: 09501 Lock-Top II Chimney Cap/Damper 8" x 8" MSRP: Was: $445.11 Now: $326.00 Add to Cart Compare
SALE Quick view Details lock-top | sku: 09503 Lock-Top II Chimney Cap/Damper 8" x 13" MSRP: Was: $491.03 Now: $359.62 Add to Cart Compare
SALE Quick view Details lock-top | sku: 09505 Lock-Top II Chimney Cap/Damper 8" x 17" MSRP: Was: $596.91 Now: $437.16 Add to Cart Compare
SALE Quick view Details lock-top | sku: 09507 Lock-Top II Chimney Cap/Damper 13" x 13" MSRP: Was: $538.04 Now: $394.06 Add to Cart Compare
SALE Quick view Details lock-top | sku: 09509 Lock-Top II Chimney Cap/Damper 13" x 17" MSRP: Was: $528.50 Now: $387.07 Add to Cart Compare
SALE Quick view Details lock-top | sku: 09510 Lock-Top II Chimney Cap/Damper 17" x 17" MSRP: Was: $642.90 Now: $470.86 Add to Cart Compare
SALE Quick view lock-top | sku: 09100 Lock-Top Energy-Saving Top Mount Damper 8" x 8" The Lock-Top top mount damper has a stainless steel lid attached to a cast-aluminum frame by an array of stainless spring wires. It comes with a 30' cable that is dropped down the chimney and... MSRP: Was: $274.65 Now: $245.18 Add to Cart Compare
SALE Quick view lock-top | sku: 09110 Lock-Top Energy-Saving Top Mount Damper 8" x 13" The Lock-Top top mount damper has a stainless steel lid attached to a cast-aluminum frame by an array of stainless spring wires. It comes with a 30' cable that is dropped down the chimney and... MSRP: Was: $283.83 Now: $234.88 Add to Cart Compare
SALE Quick view lock-top | sku: 09115 Lock-Top Energy-Saving Top Mount Damper 8" x 17" The Lock-Top top mount damper has a stainless steel lid attached to a cast-aluminum frame by an array of stainless spring wires. It comes with a 30' cable that is dropped down the chimney and... MSRP: Was: $373.85 Now: $321.46 Add to Cart Compare
SALE Quick view lock-top | sku: 09120 Lock-Top Energy-Saving Top Mount Damper 13" x 13" The Lock-Top top mount damper has a stainless steel lid attached to a cast-aluminum frame by an array of stainless spring wires. It comes with a 30' cable that is dropped down the chimney and... MSRP: Was: $290.37 Now: $240.30 Add to Cart Compare
SALE Quick view lock-top | sku: 09125 Lock-Top Energy-Saving Top Mount Damper 13" x 17" The Lock-Top top mount damper has a stainless steel lid attached to a cast-aluminum frame by an array of stainless spring wires. It comes with a 30' cable that is dropped down the chimney and... MSRP: Was: $358.45 Now: $296.64 Add to Cart Compare
SALE Quick view lock-top | sku: 09130 Lock-Top Energy-Saving Top Mount Damper 17" x 17" The Lock-Top damper has a stainless steel lid attached to a cast-aluminum frame by an array of stainless spring wires. It comes with a 30' cable that is dropped down the chimney and is operated... MSRP: Was: $416.88 Now: $344.98 Add to Cart Compare
SALE Quick view lock-top | sku: 09501 Lock-Top II Chimney Cap/Damper 8" x 8" The Lock-Top II combines the energy-saving features of the Lock-Top Damper with a special Gelco chimney cap. The Lock-Top II comes fully assembled. Its base mounts to the included sweep's... MSRP: Was: $445.11 Now: $326.00 Add to Cart Compare
SALE Quick view lock-top | sku: 09503 Lock-Top II Chimney Cap/Damper 8" x 13" The Lock-Top II combines the energy-saving features of the Lock-Top Damper with a special Gelco chimney cap. The Lock-Top II comes fully assembled. Its base mounts to the included sweep's... MSRP: Was: $491.03 Now: $359.62 Add to Cart Compare
SALE Quick view lock-top | sku: 09505 Lock-Top II Chimney Cap/Damper 8" x 17" The Lock-Top II combines the energy-saving features of the Lock-Top Damper with a special Gelco chimney cap. The Lock-Top II comes fully assembled. Its base mounts to the included sweep's... MSRP: Was: $596.91 Now: $437.16 Add to Cart Compare
SALE Quick view lock-top | sku: 09507 Lock-Top II Chimney Cap/Damper 13" x 13" The Lock-Top II combines the energy-saving features of the Lock-Top Damper with a special Gelco chimney cap. The Lock-Top II comes fully assembled. Its base mounts to the included sweep's... MSRP: Was: $538.04 Now: $394.06 Add to Cart Compare
SALE Quick view lock-top | sku: 09509 Lock-Top II Chimney Cap/Damper 13" x 17" The Lock-Top II combines the energy-saving features of the Lock-Top Damper with a special Gelco chimney cap. The Lock-Top II comes fully assembled. Its base mounts to the included sweep's... MSRP: Was: $528.50 Now: $387.07 Add to Cart Compare
SALE Quick view lock-top | sku: 09510 Lock-Top II Chimney Cap/Damper 17" x 17" The Lock-Top II combines the energy-saving features of the Lock-Top Damper with a special Gelco chimney cap. The Lock-Top II comes fully assembled. Its base mounts to the included sweep's... MSRP: Was: $642.90 Now: $470.86 Add to Cart Compare